Statistics of Price Movements of Novabay Pharmaceuticals (NBY)

The price movements of Novabay Pharmaceuticals (ticker NBY) are summarized in five ways:

  • Table 1. Statistics of daily price changes using the closing prices
  • Table 2. Statistics of daily price changes using the closing and opening prices
  • Table 3 – 7. Statistics of daily price changes when NBY opened with an increase of 1%, 2%, 3%, 4%, or more than 5%
  • Table 8 – 10. Statistics of stock price changes in the 20 days after NBY had a big price move
  • Table 11. Statistics of daily price changes in the 20 days after NBY moved 5% with twice the 30-day average volume

The statistics are calculated using NBY's price data across 1,551 trading days from 2015 to 2020.

Table 1. Statistics of NBY one-day price changes

In this table, the one-day price change is calculated using the closing price and the previous day's closing price.

In the past 1,551 trading days, 39.7% of the time (616 days), NBY closed above the previous day's closing price. 49.2% of the time (763 days), it closed below the previous day's closing price. 11.0% of the time (171 days), it did not change.

Also see: VIX price movement study.

NBY Price Change (%) Number of Days % of Total Sessions
874 – 875% 1
0.06%
394 – 395% 1
0.06%
151 – 152% 1
0.06%
69 – 70% 1
0.06%
68 – 69% 1
0.06%
43 – 44% 2
0.13%
42 – 43% 2
0.13%
34 – 35% 1
0.06%
30 – 31% 1
0.06%
29 – 30% 1
0.06%
28 – 29% 1
0.06%
25 – 26% 1
0.06%
24 – 25% 2
0.13%
23 – 24% 1
0.06%
21 – 22% 1
0.06%
19 – 20% 1
0.06%
18 – 19% 3
0.19%
17 – 18% 3
0.19%
16 – 17% 1
0.06%
15 – 16% 4
0.26%
14 – 15% 5
0.32%
13 – 14% 3
0.19%
12 – 13% 5
0.32%
11 – 12% 15
0.97%
10 – 11% 10
0.65%
9 – 10% 12
0.77%
8 – 9% 18
1.16%
7 – 8% 27
1.74%
6 – 7% 35
2.26%
5 – 6% 60
3.87%
4 – 5% 32
2.06%
3 – 4% 78
5.03%
2 – 3% 83
5.35%
1 – 2% 138
8.90%
0 – 1% 65
4.19%
0% 171
11.03%
0 – -1% 81
5.23%
-1 – -2% 159
10.26%
-2 – -3% 126
8.13%
-3 – -4% 92
5.94%
-4 – -5% 71
4.58%
-5 – -6% 55
3.55%
-6 – -7% 38
2.45%
-7 – -8% 40
2.58%
-8 – -9% 24
1.55%
-9 – -10% 15
0.97%
-10 – -11% 12
0.77%
-11 – -12% 4
0.26%
-12 – -13% 7
0.45%
-13 – -14% 5
0.32%
-14 – -15% 6
0.39%
-15 – -16% 6
0.39%
-16 – -17% 1
0.06%
-17 – -18% 2
0.13%
-18 – -19% 1
0.06%
-19 – -20% 3
0.19%
-21 – -22% 1
0.06%
-22 – -23% 2
0.13%
-24 – -25% 2
0.13%
-25 – -26% 1
0.06%
-26 – -27% 1
0.06%
-27 – -28% 1
0.06%
-28 – -29% 2
0.13%
-30 – -31% 1
0.06%
-31 – -32% 1
0.06%
-33 – -34% 1
0.06%
-43 – -44% 1
0.06%
-50 – -51% 1
0.06%

Table 2. Statistics of NBY: Closing vs. Open

In this table, instead of using the closing price of the previous day, the opening price is used to calculate the one-day price change of NBY.

38.8% of the time (602 days), NBY closed above the opening price. 48.3% of the time (749 days), it closed below the opening price. 12.9% of the time (200 days), it closed where it started.

Closing - Open (%) Number of Days % of Total Sessions
383 – 384% 1
0.06%
181 – 182% 1
0.06%
129 – 130% 1
0.06%
87 – 88% 1
0.06%
75 – 76% 1
0.06%
53 – 54% 1
0.06%
44 – 45% 1
0.06%
39 – 40% 2
0.13%
37 – 38% 1
0.06%
33 – 34% 2
0.13%
23 – 24% 2
0.13%
21 – 22% 1
0.06%
20 – 21% 3
0.19%
18 – 19% 1
0.06%
17 – 18% 1
0.06%
16 – 17% 1
0.06%
15 – 16% 3
0.19%
14 – 15% 5
0.32%
13 – 14% 4
0.26%
12 – 13% 7
0.45%
11 – 12% 11
0.71%
10 – 11% 9
0.58%
9 – 10% 11
0.71%
8 – 9% 19
1.23%
7 – 8% 21
1.35%
6 – 7% 40
2.58%
5 – 6% 34
2.19%
4 – 5% 46
2.97%
3 – 4% 80
5.16%
2 – 3% 97
6.25%
1 – 2% 122
7.87%
0 – 1% 72
4.64%
0% 200
12.89%
0 – -1% 95
6.13%
-1 – -2% 139
8.96%
-2 – -3% 108
6.96%
-3 – -4% 96
6.19%
-4 – -5% 59
3.80%
-5 – -6% 64
4.13%
-6 – -7% 47
3.03%
-7 – -8% 37
2.39%
-8 – -9% 25
1.61%
-9 – -10% 15
0.97%
-10 – -11% 17
1.10%
-11 – -12% 5
0.32%
-12 – -13% 9
0.58%
-13 – -14% 5
0.32%
-14 – -15% 5
0.32%
-15 – -16% 8
0.52%
-16 – -17% 1
0.06%
-17 – -18% 2
0.13%
-19 – -20% 1
0.06%
-20 – -21% 1
0.06%
-21 – -22% 1
0.06%
-22 – -23% 3
0.19%
-24 – -25% 1
0.06%
-27 – -28% 1
0.06%
-30 – -31% 1
0.06%
-36 – -37% 1
0.06%
-42 – -43% 1
0.06%
-47 – -48% 1
0.06%

Table 3. One-day performance when NBY opened 5% higher than previous close

In the past 1,551 trading days, NBY opened more than 5% higher than the previous day's closing price 98 times. Of these days, 19.4% (19 days) had closing prices above the opening price, and 71.4% (70 days) had closing prices below the opening price.

Closing - Open (%) Number of Days % of Total Sessions
181 – 182% 1
1.02%
87 – 88% 1
1.02%
44 – 45% 1
1.02%
17 – 18% 1
1.02%
14 – 15% 1
1.02%
8 – 9% 2
2.04%
7 – 8% 1
1.02%
6 – 7% 2
2.04%
5 – 6% 1
1.02%
4 – 5% 2
2.04%
3 – 4% 2
2.04%
2 – 3% 3
3.06%
1 – 2% 1
1.02%
0% 9
9.18%
0 – -1% 1
1.02%
-1 – -2% 4
4.08%
-2 – -3% 6
6.12%
-3 – -4% 8
8.16%
-4 – -5% 3
3.06%
-5 – -6% 6
6.12%
-6 – -7% 10
10.20%
-7 – -8% 6
6.12%
-8 – -9% 4
4.08%
-9 – -10% 5
5.10%
-11 – -12% 2
2.04%
-12 – -13% 2
2.04%
-14 – -15% 3
3.06%
-15 – -16% 4
4.08%
-17 – -18% 1
1.02%
-22 – -23% 1
1.02%
-24 – -25% 1
1.02%
-30 – -31% 1
1.02%
-42 – -43% 1
1.02%
-47 – -48% 1
1.02%

Table 4. Closing vs. open when NBY opened 4–5% higher

On 42 days, NBY opened 4–5% higher than the previous day's closing price. Of these days, 31.0% (13 days) had closing prices above the opening price, and 66.7% (28 days) had closing prices below the opening price.

Closing - Open (%) Number of Days % of Total Sessions
18 – 19% 1
2.38%
9 – 10% 1
2.38%
4 – 5% 1
2.38%
2 – 3% 2
4.76%
1 – 2% 8
19.05%
0% 1
2.38%
0 – -1% 5
11.90%
-1 – -2% 4
9.52%
-3 – -4% 4
9.52%
-4 – -5% 2
4.76%
-5 – -6% 3
7.14%
-6 – -7% 2
4.76%
-7 – -8% 1
2.38%
-8 – -9% 4
9.52%
-9 – -10% 2
4.76%
-36 – -37% 1
2.38%

Table 5. Closing vs. open when NBY open 3 – 4% higher

76 times NBY opened 3 – 4% higher than the previous day's closing price. Among these days, 27.6% (21 days) closed above the opening price, 64.5% (49 days) closed below the opening price.

Closing - Open (%) Number of Days % of Total Sessions
37 – 38% 1
1.32%
11 – 12% 1
1.32%
8 – 9% 1
1.32%
7 – 8% 2
2.63%
6 – 7% 2
2.63%
5 – 6% 1
1.32%
4 – 5% 1
1.32%
3 – 4% 4
5.26%
2 – 3% 3
3.95%
1 – 2% 3
3.95%
0 – 1% 2
2.63%
0% 6
7.89%
0 – -1% 4
5.26%
-1 – -2% 6
7.89%
-2 – -3% 10
13.16%
-3 – -4% 11
14.47%
-4 – -5% 4
5.26%
-5 – -6% 3
3.95%
-6 – -7% 4
5.26%
-7 – -8% 2
2.63%
-8 – -9% 1
1.32%
-9 – -10% 1
1.32%
-10 – -11% 2
2.63%
-11 – -12% 1
1.32%

Table 6. Closing vs. open when NBY open 2 – 3% higher

88 times NBY opened 2 – 3% higher than the previous day's closing price. Among these days, 31.8% (28 days) closed above the opening price, 59.1% (52 days) closed below the opening price.

Closing - Open (%) Number of Days % of Total Sessions
383 – 384% 1
1.14%
39 – 40% 1
1.14%
13 – 14% 1
1.14%
10 – 11% 1
1.14%
9 – 10% 1
1.14%
6 – 7% 3
3.41%
5 – 6% 3
3.41%
3 – 4% 4
4.55%
2 – 3% 10
11.36%
1 – 2% 2
2.27%
0 – 1% 1
1.14%
0% 8
9.09%
0 – -1% 7
7.95%
-1 – -2% 8
9.09%
-2 – -3% 9
10.23%
-3 – -4% 4
4.55%
-4 – -5% 5
5.68%
-5 – -6% 8
9.09%
-6 – -7% 3
3.41%
-7 – -8% 4
4.55%
-8 – -9% 2
2.27%
-9 – -10% 1
1.14%
-10 – -11% 1
1.14%

Table 7. Closing vs. open when NBY open 1 – 2% higher

158 times NBY opened 1 – 2% higher than the previous day's closing price. Among these days, 37.3% (59 days) closed above the opening price, 48.7% (77 days) closed below the opening price.

Closing - Open (%) Number of Days % of Total Sessions
15 – 16% 1
0.63%
13 – 14% 1
0.63%
12 – 13% 3
1.90%
9 – 10% 1
0.63%
8 – 9% 1
0.63%
7 – 8% 4
2.53%
5 – 6% 3
1.90%
4 – 5% 5
3.16%
3 – 4% 11
6.96%
2 – 3% 9
5.70%
1 – 2% 13
8.23%
0 – 1% 7
4.43%
0% 22
13.92%
0 – -1% 7
4.43%
-1 – -2% 22
13.92%
-2 – -3% 12
7.59%
-3 – -4% 14
8.86%
-4 – -5% 6
3.80%
-5 – -6% 4
2.53%
-6 – -7% 4
2.53%
-7 – -8% 2
1.27%
-9 – -10% 2
1.27%
-10 – -11% 1
0.63%
-11 – -12% 1
0.63%
-12 – -13% 1
0.63%
-15 – -16% 1
0.63%

Table 8. Periods when NBY moved 15% or more

In this table, we track the price movements in the 20 days after NBY had a one-day price change of at least 15%.

DatePrice ChangePrice Change after 15% Move
Days after:14710131619
20190610874.8% -31.9 -46.5 -36.5 -41.3 -44.2 -48.1 -46.8
20200319394.3% -44.0 -41.5 -52.8 -48.0 -49.8 -49.9 -48.0
20190514151.7% -28.8 -52.6 -59.2 -58.9 -41.1 -57.7 324.7
2020042069.7% -24.3 -30.3 -27.4 -20.2 -16.3 -22.9 -31.0
2016081268.9% 2.2 -13.8 -8.7 -13.8 -17.9 -19.3 -25.4
2015122143.5% -25.9 -37.6 -42.1 -43.7 -31.8 -34.0 -33.1
2020040143.4% -9.3 -12.4 -12.5 -9.3 50.0 4.9 10.5
2018092142.8% 10.0 -6.5 -11.0 -25.0 -27.0 -17.0 -22.5
2019053142.8% -28.3 -25.6 390.7 286.0 358.1 323.3 302.3
2019072934.3% -4.4 -11.7 -19.7 -36.5 -47.8 -49.6 -54.0
2019091830% 14.3 -.9 -5.2 -14.2 -12.1 -8.8 -7.9
2019111829.7% -8.2 -16.2 -13.2 -6.5 -12.0 -13.6 -14.3
2019010228.5% 6.1 8.1 6.1 10.1 14.1 73.7 98.0
2019110425.5% -7.2 -15.9 -27.2 -8.5 -21.9 -21.5 -18.6
2019012424.6% 14.5 11.0 4.7 1.2 -5.8 -9.9 -4.7
2019012324.3% 24.6 42.0 16.7 30.4 24.6 1.4 14.5
2020071323.8% -5.7 5.7 -9.3 -17.9 -16.4 1.4 -18.6
2018060821.7% -3.6 -7.1 -8.9 -7.1 -13.9 -10.7 -10.7
2020062419.4% -13.8 -6.5 -12.2 -4.9 13.8 22.8 .8
2015031718.8% -1.6 4.8 12.7 9.5 36.5 36.5 44.4
2015102618.7% -10.5 -5.3 10.5 5.3 5.3 5.3 -10.5
2019011518.6% .9 4.6 59.3 81.5 49.1 66.7 59.3
2015040217.8% .0 .0 5.8 -3.5 -22.1 -26.7 -25.6
2016042717.3% 13.2 -2.5 -11.1 .8 4.1 10.3 18.9
2020071617% -2.0 -15.9 -23.8 -22.5 -6.0 -24.5 -36.7
2020061816.4% -7.9 21.8 14.9 6.9 13.9 11.9 27.7
2016051115.5% 4.1 .0 16.3 15.5 15.9 13.5 15.9
2019050815.4% -33.7 -15.0 -54.8 -66.5 -67.4 -65.0 -63.8
2020050615.2% -3.6 -11.2 -20.5 -23.2 -23.3 -21.4 -23.3
2016012015% 3.8 3.8 -11.0 -13.8 -28.6 -34.5 -34.1
20160208-15.1% -1.9 -2.9 -13.5 -11.1 -9.7 4.3 8.7
20150304-15.2% 2.0 .0 2.0 24.0 32.0 42.0 38.0
20200331-15.3% 43.4 34.7 25.4 18.4 26.7 66.0 60.1
20201103-15.4% 3.1 9.4 25.0 11.2 22.7 22.1 19.2
20190402-15.6% -6.2 12.8 11.3 11.3 13.4 8.2 4.1
20200316-15.7% 6.9 192.2 205.0 146.5 171.3 162.1 161.6
20150820-16.3% -2.4 -2.4 -7.3 -2.4 2.4 9.8 -4.9
20190809-17.2% -8.5 -24.8 -27.5 -33.8 -42.2 -43.6 -40.9
20180905-17.6% 3.6 -.4 -3.6 .0 57.1 33.6 27.1
20161111-18% 9.8 1.2 3.7 1.5 -1.7 -2.4 -1.2
20190516-19.2% -7.6 -31.6 -33.3 -28.3 -26.0 -24.3 409.5
20191108-19.2% -.1 -11.5 -.2 -8.9 -5.6 1.6 -4.3
20190614-19.8% 5.4 22.9 6.0 1.8 -3.6 -1.9 -12.7
20190507-21.6% 15.4 -61.0 -43.6 -55.7 -62.4 -54.3 -58.6
20150421-22.9% -1.5 -3.0 -6.0 -9.0 -16.4 -16.4 -6.0
20200721-22.9% 2.4 -7.3 -5.6 14.5 -8.1 -22.9 -22.6
20200312-24% 9.1 -3.0 190.3 178.2 91.8 159.0 152.7
20200421-24.3% 2.0 -1.6 -5.7 -.4 4.5 -2.7 -12.6
20151222-25.9% -1.5 -15.0 -24.1 -18.4 -4.9 -17.7 -9.8
20190510-26.3% -31.0 .0 -21.4 -33.3 -19.0 -26.5 -23.8
20151215-27.2% .0 79.5 12.0 1.0 1.0 14.0 17.5
20190603-28.2% .7 3.1 593.7 467.3 561.3 470.5 447.8
20190515-28.7% -19.2 -36.5 -46.2 -34.6 -40.7 -38.5 305.8
20190513-30.9% 151.7 33.9 -.9 -3.4 3.8 7.2 9.7
20190611-31.9% 1.4 -17.1 -3.3 -16.6 -19.9 -24.2 -22.8
20190509-33.6% -26.3 -8.8 -39.3 -47.7 -47.4 -24.6 -45.8
20200320-43.9% 8.0 3.5 -28.6 -3.6 -6.0 -11.7 -6.2
20151023-50% 18.8 12.5 25.0 12.5 25.0 18.8 6.2

Table 8a. NBY average price changes following a 15% up day

Of the 1,551 trading days from 2015 to 2020, there were 30 days in which NBY was up more than 15%. This table shows the average price changes over the 30 days.

Average TypeAverage Price Change
Days after:14710131619
Avg for Change ≥ 15% -6.7 -9.1 2.4 -1.3 2.7 1.2 12.9

Table 8b. NBY average price changes following a 15% down day

Of the 1,551 trading days from 2015 to 2020, there were 28 days in which NBY was down more than -15%. This table shows the average price changes over the 28 days.

Average TypeAverage Price Change
Days after:14710131619
Avg for Change ≥ -15% 6.3 6.4 28.2 20.7 25.0 25.3 49.9

Table 9. Periods when NBY moved 10% or more

In this table, we track the price movements in the 20 days after NBY had a one-day price change of at least 10%.

DatePrice ChangePrice Change after 10% Move
Days after:14710131619
20190610874.8% -31.9 -46.5 -36.5 -41.3 -44.2 -48.1 -46.8
20200319394.3% -44.0 -41.5 -52.8 -48.0 -49.8 -49.9 -48.0
20190514151.7% -28.8 -52.6 -59.2 -58.9 -41.1 -57.7 324.7
2020042069.7% -24.3 -30.3 -27.4 -20.2 -16.3 -22.9 -31.0
2016081268.9% 2.2 -13.8 -8.7 -13.8 -17.9 -19.3 -25.4
2015122143.5% -25.9 -37.6 -42.1 -43.7 -31.8 -34.0 -33.1
2020040143.4% -9.3 -12.4 -12.5 -9.3 50.0 4.9 10.5
2018092142.8% 10.0 -6.5 -11.0 -25.0 -27.0 -17.0 -22.5
2019053142.8% -28.3 -25.6 390.7 286.0 358.1 323.3 302.3
2019072934.3% -4.4 -11.7 -19.7 -36.5 -47.8 -49.6 -54.0
2019091830% 14.3 -.9 -5.2 -14.2 -12.1 -8.8 -7.9
2019111829.7% -8.2 -16.2 -13.2 -6.5 -12.0 -13.6 -14.3
2019010228.5% 6.1 8.1 6.1 10.1 14.1 73.7 98.0
2019110425.5% -7.2 -15.9 -27.2 -8.5 -21.9 -21.5 -18.6
2019012424.6% 14.5 11.0 4.7 1.2 -5.8 -9.9 -4.7
2019012324.3% 24.6 42.0 16.7 30.4 24.6 1.4 14.5
2020071323.8% -5.7 5.7 -9.3 -17.9 -16.4 1.4 -18.6
2018060821.7% -3.6 -7.1 -8.9 -7.1 -13.9 -10.7 -10.7
2020062419.4% -13.8 -6.5 -12.2 -4.9 13.8 22.8 .8
2015031718.8% -1.6 4.8 12.7 9.5 36.5 36.5 44.4
2015102618.7% -10.5 -5.3 10.5 5.3 5.3 5.3 -10.5
2019011518.6% .9 4.6 59.3 81.5 49.1 66.7 59.3
2015040217.8% .0 .0 5.8 -3.5 -22.1 -26.7 -25.6
2016042717.3% 13.2 -2.5 -11.1 .8 4.1 10.3 18.9
2020071617% -2.0 -15.9 -23.8 -22.5 -6.0 -24.5 -36.7
2020061816.4% -7.9 21.8 14.9 6.9 13.9 11.9 27.7
2016051115.5% 4.1 .0 16.3 15.5 15.9 13.5 15.9
2019050815.4% -33.7 -15.0 -54.8 -66.5 -67.4 -65.0 -63.8
2020050615.2% -3.6 -11.2 -20.5 -23.2 -23.3 -21.4 -23.3
2016012015% 3.8 3.8 -11.0 -13.8 -28.6 -34.5 -34.1
2016022614.9% 7.0 9.8 4.7 -8.8 -7.0 7.0 7.0
2016042914.9% -14.2 -24.1 -32.9 -18.0 -21.5 -10.4 -13.3
2019091314.8% -.3 50.7 30.5 25.0 13.0 15.8 20.2
2019012514.5% -2.5 -4.6 -13.2 -15.2 -21.8 -21.3 -22.8
2019091914.3% -12.3 -18.6 -22.4 -29.1 -22.8 -21.5 -19.9
2019030713.9% -7.7 -11.6 -9.0 -14.2 -14.7 -22.6 -41.3
2019052913.3% -11.5 -8.6 -6.5 529.4 414.7 500.0 417.6
2016042813.1% 14.9 -6.2 -22.9 -7.3 -10.9 3.6 2.9
2015121712.5% 11.1 16.4 .4 -10.2 -3.6 12.4 -2.7
2016030312.3% -4.7 -8.9 -16.9 -10.6 -3.8 -2.5 -14.0
2018101212.2% -4.6 -10.9 -18.4 -17.2 -20.1 -35.6 -30.5
2019041812.2% .0 -4.5 -8.2 -5.8 -32.3 -61.8 -52.7
2017010912.1% 10.8 6.8 -2.7 -5.4 -4.1 6.8 10.8
2017061911.9% 10.7 26.8 26.8 33.9 39.3 41.1 37.5
2019022511.9% -10.0 -3.0 -9.3 -7.3 -4.6 -10.0 -6.7
2019061811.9% .5 -7.1 -11.7 -17.9 -15.8 -20.4 -28.6
2016011411.8% -2.0 18.4 26.5 10.2 4.9 -.4 -21.6
2019020411.8% -5.0 -7.2 -14.4 -13.9 -15.6 -25.0 -19.2
2016032411.6% .0 -11.7 -10.9 -7.0 -14.8 -13.0 -16.5
2016100511.4% -5.8 -7.3 -15.9 -14.2 -15.2 -13.1 -14.2
2019040511.4% 2.3 .9 .9 2.8 -1.9 -5.6 -3.1
2015012011.3% 5.1 5.1 3.4 1.7 .0 -3.4 -5.1
2017122011.2% 5.4 8.5 19.4 24.0 20.9 11.6 10.1
2015030211.1% -1.7 -11.7 -15.0 -11.7 5.0 20.0 11.7
2015100611.1% -3.3 13.3 16.7 13.3 -46.7 -43.3 -36.7
2015110911.1% -5.0 .0 -5.0 -20.0 -25.0 -30.0 -30.0
2015121811.1% 43.6 -10.4 -19.2 -19.2 -8.8 -6.0 -2.0
2020100211% -5.0 -5.5 -4.7 -8.9 -9.3 -14.4 -23.0
2017011010.8% -7.3 -3.7 -11.0 -14.6 -8.5 -6.1 -4.9
2015061710.7% .0 -8.3 -8.3 -12.5 -11.1 -15.3 -13.9
2017062010.7% 6.5 24.2 22.6 21.0 23.9 32.3 22.6
2019021510.7% .0 -1.9 -12.9 -6.1 -12.3 -10.3 -7.7
2016063010.6% 3.2 .4 -1.6 -9.2 -9.6 -7.6 -8.4
2020081810.4% .9 -13.3 -15.1 -18.3 -26.4 -26.5 -25.0
2015060110.3% -4.7 2.4 -7.1 -14.1 -15.3 -22.4 -22.4
2015100810.3% .0 .0 9.4 .0 -46.9 -43.8 -34.4
2016070610% -8.8 -6.0 -4.8 -8.0 -9.2 -6.4 -7.6
2018092410% -6.4 -13.6 -21.4 -33.2 -29.5 -28.9 -29.5
20151106-10% 11.1 11.1 11.1 -5.6 -16.7 -11.1 -22.2
20200324-10.2% 7.6 -13.0 -4.3 -7.5 -7.7 -4.3 58.3
20160629-10.3% 10.6 .9 8.8 4.4 1.3 1.8 -1.8
20181203-10.3% 3.5 6.2 8.0 9.7 -12.4 -17.7 -27.4
20181004-10.4% -3.2 -5.8 7.1 .0 -8.4 -7.1 -10.3
20151027-10.5% .0 11.8 17.6 11.8 17.6 11.8 -5.9
20151119-10.5% .0 -11.8 -5.9 -17.6 -17.6 -29.4 -52.9
20151229-10.6% 3.0 .0 21.3 17.3 18.8 43.6 53.5
20150817-10.7% 6.0 -20.0 -20.0 -24.0 -20.0 -16.0 -10.0
20160328-10.8% 2.9 2.0 .0 -5.4 .0 -4.4 -4.9
20190520-10.8% -4.6 -19.1 -1.8 -10.9 -7.5 509.7 379.6
20150616-10.9% 10.8 4.6 7.7 -4.6 .0 -12.3 -4.6
20190530-11.4% 42.9 2.7 929.9 587.7 551.2 537.9 458.1
20180910-11.5% 7.3 3.8 7.7 69.2 43.8 36.9 15.4
20160705-11.6% 10.1 7.9 -.4 -.9 1.3 .4 2.6
20190222-11.8% 11.9 7.5 2.5 6.7 2.2 5.2 -.7
20190920-12.2% -1.4 -6.6 -18.8 -16.5 -5.9 -9.4 -10.1
20151124-12.5% 7.1 14.3 .0 .0 -14.3 -42.9 2.6
20151201-12.5% .0 -7.1 -7.1 -42.9 -28.6 -25.1 -35.4
20160503-12.5% 8.9 -10.5 7.6 3.4 20.3 19.4 19.8
20200327-12.6% -6.8 2.6 -.8 -1.0 2.6 69.7 18.7
20200309-12.7% -.3 -23.5 -32.0 103.5 95.0 34.4 81.6
20190522-12.9% 3.8 4.4 49.6 7.5 978.6 620.3 582.0
20181227-13% -4.7 15.1 24.4 18.6 25.6 31.4 60.5
20150918-13.1% 6.1 9.1 -9.1 -12.1 -12.1 3.0 6.1
20190114-13.3% 18.7 24.2 51.6 111.0 106.6 87.9 83.5
20150925-13.8% .0 -12.9 -3.2 3.2 3.2 12.9 3.2
20200625-13.8% 3.3 7.5 5.7 8.5 24.5 39.6 19.8
20190718-14.1% 6.3 4.5 26.7 20.2 9.1 -12.0 -29.6
20160502-14.2% -12.5 -20.3 -9.6 -6.6 -1.1 6.6 4.8
20200807-14.2% -2.6 -11.4 -7.0 -15.5 -20.2 -20.5 -32.4
20190201-14.3% 11.8 8.1 .6 -3.7 1.9 -6.8 -10.6
20151224-14.5% .0 -7.1 -9.8 9.4 5.8 7.1 29.5
20180523-14.6% 3.3 5.5 -6.1 -10.2 10.2 6.1 4.1
20160208-15.1% -1.9 -2.9 -13.5 -11.1 -9.7 4.3 8.7
20150304-15.2% 2.0 .0 2.0 24.0 32.0 42.0 38.0
20200331-15.3% 43.4 34.7 25.4 18.4 26.7 66.0 60.1
20201103-15.4% 3.1 9.4 25.0 11.2 22.7 22.1 19.2
20190402-15.6% -6.2 12.8 11.3 11.3 13.4 8.2 4.1
20200316-15.7% 6.9 192.2 205.0 146.5 171.3 162.1 161.6
20150820-16.3% -2.4 -2.4 -7.3 -2.4 2.4 9.8 -4.9
20190809-17.2% -8.5 -24.8 -27.5 -33.8 -42.2 -43.6 -40.9
20180905-17.6% 3.6 -.4 -3.6 .0 57.1 33.6 27.1
20161111-18% 9.8 1.2 3.7 1.5 -1.7 -2.4 -1.2
20190516-19.2% -7.6 -31.6 -33.3 -28.3 -26.0 -24.3 409.5
20191108-19.2% -.1 -11.5 -.2 -8.9 -5.6 1.6 -4.3
20190614-19.8% 5.4 22.9 6.0 1.8 -3.6 -1.9 -12.7
20190507-21.6% 15.4 -61.0 -43.6 -55.7 -62.4 -54.3 -58.6
20150421-22.9% -1.5 -3.0 -6.0 -9.0 -16.4 -16.4 -6.0
20200721-22.9% 2.4 -7.3 -5.6 14.5 -8.1 -22.9 -22.6
20200312-24% 9.1 -3.0 190.3 178.2 91.8 159.0 152.7
20200421-24.3% 2.0 -1.6 -5.7 -.4 4.5 -2.7 -12.6
20151222-25.9% -1.5 -15.0 -24.1 -18.4 -4.9 -17.7 -9.8
20190510-26.3% -31.0 .0 -21.4 -33.3 -19.0 -26.5 -23.8
20151215-27.2% .0 79.5 12.0 1.0 1.0 14.0 17.5
20190603-28.2% .7 3.1 593.7 467.3 561.3 470.5 447.8
20190515-28.7% -19.2 -36.5 -46.2 -34.6 -40.7 -38.5 305.8
20190513-30.9% 151.7 33.9 -.9 -3.4 3.8 7.2 9.7
20190611-31.9% 1.4 -17.1 -3.3 -16.6 -19.9 -24.2 -22.8
20190509-33.6% -26.3 -8.8 -39.3 -47.7 -47.4 -24.6 -45.8
20200320-43.9% 8.0 3.5 -28.6 -3.6 -6.0 -11.7 -6.2
20151023-50% 18.8 12.5 25.0 12.5 25.0 18.8 6.2

Table 9a. NBY average price changes following a 10% up day

Of the 1,551 trading days from 2015 to 2020, there were 68 days in which NBY was up more than 10%. This table shows the average price changes over the 68 days.

Average TypeAverage Price Change
Days after:14710131619
Avg for Change ≥ 10% -3.0 -4.4 -1.6 3.6 1.7 2.3 5.4

Table 9b. NBY average price changes following a 10% down day

Of the 1,551 trading days from 2015 to 2020, there were 62 days in which NBY was down more than -10%. This table shows the average price changes over the 62 days.

Average TypeAverage Price Change
Days after:14710131619
Avg for Change ≥ -10% 5.5 2.6 29.7 22.4 39.5 41.5 48.7

Table 10. Periods when NBY moved 5% or more

In this table, we track the price movements in the 20 days after NBY had a one-day price change of at least 5%.

DatePrice ChangePrice Change after 5% Move
Days after:14710131619
20190610874.8% -31.9 -46.5 -36.5 -41.3 -44.2 -48.1 -46.8
20200319394.3% -44.0 -41.5 -52.8 -48.0 -49.8 -49.9 -48.0
20190514151.7% -28.8 -52.6 -59.2 -58.9 -41.1 -57.7 324.7
2020042069.7% -24.3 -30.3 -27.4 -20.2 -16.3 -22.9 -31.0
2016081268.9% 2.2 -13.8 -8.7 -13.8 -17.9 -19.3 -25.4
2015122143.5% -25.9 -37.6 -42.1 -43.7 -31.8 -34.0 -33.1
2020040143.4% -9.3 -12.4 -12.5 -9.3 50.0 4.9 10.5
2018092142.8% 10.0 -6.5 -11.0 -25.0 -27.0 -17.0 -22.5
2019053142.8% -28.3 -25.6 390.7 286.0 358.1 323.3 302.3
2019072934.3% -4.4 -11.7 -19.7 -36.5 -47.8 -49.6 -54.0
2019091830% 14.3 -.9 -5.2 -14.2 -12.1 -8.8 -7.9
2019111829.7% -8.2 -16.2 -13.2 -6.5 -12.0 -13.6 -14.3
2019010228.5% 6.1 8.1 6.1 10.1 14.1 73.7 98.0
2019110425.5% -7.2 -15.9 -27.2 -8.5 -21.9 -21.5 -18.6
2019012424.6% 14.5 11.0 4.7 1.2 -5.8 -9.9 -4.7
2019012324.3% 24.6 42.0 16.7 30.4 24.6 1.4 14.5
2020071323.8% -5.7 5.7 -9.3 -17.9 -16.4 1.4 -18.6
2018060821.7% -3.6 -7.1 -8.9 -7.1 -13.9 -10.7 -10.7
2020062419.4% -13.8 -6.5 -12.2 -4.9 13.8 22.8 .8
2015031718.8% -1.6 4.8 12.7 9.5 36.5 36.5 44.4
2015102618.7% -10.5 -5.3 10.5 5.3 5.3 5.3 -10.5
2019011518.6% .9 4.6 59.3 81.5 49.1 66.7 59.3
2015040217.8% .0 .0 5.8 -3.5 -22.1 -26.7 -25.6
2016042717.3% 13.2 -2.5 -11.1 .8 4.1 10.3 18.9
2020071617% -2.0 -15.9 -23.8 -22.5 -6.0 -24.5 -36.7
2020061816.4% -7.9 21.8 14.9 6.9 13.9 11.9 27.7
2016051115.5% 4.1 .0 16.3 15.5 15.9 13.5 15.9
2019050815.4% -33.7 -15.0 -54.8 -66.5 -67.4 -65.0 -63.8
2020050615.2% -3.6 -11.2 -20.5 -23.2 -23.3 -21.4 -23.3
2016012015% 3.8 3.8 -11.0 -13.8 -28.6 -34.5 -34.1
2016022614.9% 7.0 9.8 4.7 -8.8 -7.0 7.0 7.0
2016042914.9% -14.2 -24.1 -32.9 -18.0 -21.5 -10.4 -13.3
2019091314.8% -.3 50.7 30.5 25.0 13.0 15.8 20.2
2019012514.5% -2.5 -4.6 -13.2 -15.2 -21.8 -21.3 -22.8
2019091914.3% -12.3 -18.6 -22.4 -29.1 -22.8 -21.5 -19.9
2019030713.9% -7.7 -11.6 -9.0 -14.2 -14.7 -22.6 -41.3
2019052913.3% -11.5 -8.6 -6.5 529.4 414.7 500.0 417.6
2016042813.1% 14.9 -6.2 -22.9 -7.3 -10.9 3.6 2.9
2015121712.5% 11.1 16.4 .4 -10.2 -3.6 12.4 -2.7
2016030312.3% -4.7 -8.9 -16.9 -10.6 -3.8 -2.5 -14.0
2018101212.2% -4.6 -10.9 -18.4 -17.2 -20.1 -35.6 -30.5
2019041812.2% .0 -4.5 -8.2 -5.8 -32.3 -61.8 -52.7
2017010912.1% 10.8 6.8 -2.7 -5.4 -4.1 6.8 10.8
2017061911.9% 10.7 26.8 26.8 33.9 39.3 41.1 37.5
2019022511.9% -10.0 -3.0 -9.3 -7.3 -4.6 -10.0 -6.7
2019061811.9% .5 -7.1 -11.7 -17.9 -15.8 -20.4 -28.6
2016011411.8% -2.0 18.4 26.5 10.2 4.9 -.4 -21.6
2019020411.8% -5.0 -7.2 -14.4 -13.9 -15.6 -25.0 -19.2
2016032411.6% .0 -11.7 -10.9 -7.0 -14.8 -13.0 -16.5
2016100511.4% -5.8 -7.3 -15.9 -14.2 -15.2 -13.1 -14.2
2019040511.4% 2.3 .9 .9 2.8 -1.9 -5.6 -3.1
2015012011.3% 5.1 5.1 3.4 1.7 .0 -3.4 -5.1
2017122011.2% 5.4 8.5 19.4 24.0 20.9 11.6 10.1
2015030211.1% -1.7 -11.7 -15.0 -11.7 5.0 20.0 11.7
2015100611.1% -3.3 13.3 16.7 13.3 -46.7 -43.3 -36.7
2015110911.1% -5.0 .0 -5.0 -20.0 -25.0 -30.0 -30.0
2015121811.1% 43.6 -10.4 -19.2 -19.2 -8.8 -6.0 -2.0
2020100211% -5.0 -5.5 -4.7 -8.9 -9.3 -14.4 -23.0
2017011010.8% -7.3 -3.7 -11.0 -14.6 -8.5 -6.1 -4.9
2015061710.7% .0 -8.3 -8.3 -12.5 -11.1 -15.3 -13.9
2017062010.7% 6.5 24.2 22.6 21.0 23.9 32.3 22.6
2019021510.7% .0 -1.9 -12.9 -6.1 -12.3 -10.3 -7.7
2016063010.6% 3.2 .4 -1.6 -9.2 -9.6 -7.6 -8.4
2020081810.4% .9 -13.3 -15.1 -18.3 -26.4 -26.5 -25.0
2015060110.3% -4.7 2.4 -7.1 -14.1 -15.3 -22.4 -22.4
2015100810.3% .0 .0 9.4 .0 -46.9 -43.8 -34.4
2016070610% -8.8 -6.0 -4.8 -8.0 -9.2 -6.4 -7.6
2018092410% -6.4 -13.6 -21.4 -33.2 -29.5 -28.9 -29.5
202004159.8% 1.1 25.1 15.3 20.1 32.1 38.5 27.4
201611149.7% -6.7 -9.3 -8.9 -10.0 -13.3 -8.9 -10.0
201901189.7% .0 52.2 73.5 42.5 59.3 52.2 23.9
201904159.4% .9 2.8 -1.9 -5.6 -3.1 -30.4 -60.7
201911079.4% -19.2 -30.1 -12.2 -25.0 -24.6 -21.9 -17.1
201510159.3% -5.7 -8.6 -45.7 -48.6 -42.9 -48.6 -42.9
202005049.1% -5.6 -1.0 -7.8 -17.2 -16.3 -13.6 -18.0
202011059.1% -7.8 5.3 -.2 .0 6.0 8.6 8.2
201503249% -1.4 -1.4 19.4 19.4 19.4 15.3 20.8
201811089% -7.4 -8.7 -3.3 -5.8 .0 4.1 -3.3
202003139% -15.7 339.8 138.9 122.8 152.1 136.8 120.5
202011209%
201609198.9% -4.7 -5.5 1.6 5.3 15.8 14.0 3.4
201605048.8% -7.0 -17.8 .4 -3.9 9.7 6.2 14.0
201807318.8% -2.0 -.8 -10.4 -12.2 -16.3 -22.4 -22.7
201808308.8% -5.4 -24.3 -29.7 -27.0 -27.0 8.1 7.8
201902278.8% -2.0 -6.6 -2.7 -6.8 -4.1 -9.5 -10.0
201709188.7% 2.3 5.7 5.7 4.0 5.7 4.6 5.6
202007208.7% -23.0 -26.1 -29.8 -18.0 -17.4 -36.0 -39.4
201705108.6% 1.2 -12.3 -11.3 -15.6 -17.2 -24.8 -15.6
201706058.5% 7.8 9.8 3.9 9.8 31.4 51.0 51.0
201707188.5% -7.9 -1.8 -3.0 -.6 13.9 3.0 10.3
201706268.4% .0 .0 -5.2 2.6 7.8 7.1 1.3
201801188.4% -1.9 -9.1 -9.7 -3.9 -5.2 -7.0 -6.5
201606158.3% -1.8 -8.4 -11.6 -20.7 -9.5 -19.6 -17.2
201708108.2% -5.4 -1.1 3.3 -1.1 -2.2 -3.3 -4.3
201503238.1% 9.1 1.5 10.6 25.8 33.3 36.4 27.3
201606138.1% -6.1 -5.0 -10.7 -14.3 -10.7 -18.6 -12.1
201605198% 6.3 5.6 6.0 3.7 6.0 -3.4 6.3
202003238% -10.2 -16.3 -5.3 -11.0 -17.1 -21.8 -16.3
201903127.9% -8.7 -6.0 -11.3 -11.8 -20.0 -39.3 -27.0
202002197.9% -1.1 4.2 1.4 -3.3 -21.3 -44.8 -45.8
201505217.8% 1.4 7.2 23.2 29.0 24.6 14.5 4.3
201509017.8% -7.3 2.4 7.3 .0 -19.5 -12.2 -24.4
201706067.8% -2.9 -1.8 -9.1 12.7 29.1 29.1 36.4
201811137.8% .5 6.4 3.6 10.0 14.5 6.4 9.1
201810317.7% -3.6 -20.9 -19.4 -20.5 -15.8 -18.0 -12.9
201512087.6% -7.1 -21.4 -35.7 -24.0 -36.0 -40.6 -42.3
201712297.6% .0 -2.6 2.6 -3.9 -7.8 -5.8 -9.1
202003257.5% -.8 -31.6 -7.6 -9.9 -15.4 -10.1 11.3
202008047.5% -4.2 -21.8 -28.9 -25.4 -32.2 -35.9 -36.2
201510027.4% -6.9 10.3 10.3 13.8 10.3 -34.5 -37.9
201601057.4% 5.1 8.3 12.9 16.1 47.5 35.9 26.7
201601077.4% 3.3 -10.6 -2.0 22.9 22.9 5.3 2.0
201607087.4% .0 -7.7 -8.1 -6.1 -6.9 -4.9 -4.9
201609167.4% 8.9 6.9 7.5 17.8 33.9 31.0 19.5
202012117.4%
201809117.3% -.4 -3.2 .4 47.7 36.2 24.0 5.4
202008037.3% 7.6 -13.6 -27.6 -27.3 -24.7 -31.3 -29.0
201506047.2% -2.2 -11.2 -18.0 -19.1 -25.8 -25.8 -29.2
202006237.2% 19.4 12.6 4.9 11.7 9.7 25.2 56.3
201505147.1% 3.3 6.7 16.7 30.0 35.0 45.0 31.7
201511257.1% .0 -6.7 -6.7 -13.3 -26.7 -40.0 -29.1
201905287.1% 13.3 2.8 6.7 603.3 453.3 556.7 506.7
201507097% 1.6 .0 -1.6 6.6 -1.6 -4.9 -4.9
201706297% 1.3 -3.9 3.9 9.2 8.6 2.6 9.2
201805217% -5.9 -16.4 -21.3 -24.6 -24.6 -17.0 -14.8
201602296.9% -6.1 -2.2 -6.5 -14.8 -8.3 -1.3 .0
201910096.9% -3.4 -2.4 -5.3 -12.8 -13.6 -12.2 3.7
202003176.9% -1.3 195.3 183.0 95.1 163.5 157.0 141.3
201707066.8% -1.5 5.1 -2.6 .0 .0 7.7 9.0
201808236.8% -6.4 -16.3 -13.8 -28.6 -31.3 -33.5 -31.0
201812066.8% -4.0 -2.4 -.8 -20.8 -25.6 -34.4 -20.8
202002216.8% -1.1 3.9 -7.8 -14.7 -31.2 -52.0 150.5
201811156.7% -2.5 -3.4 1.7 5.1 -.8 1.7 3.4
202004276.7% -1.0 -1.7 16.7 5.2 -1.4 -9.4 -10.5
201511276.6% .0 -12.5 -12.5 -25.0 -50.0 -10.3 -44.0
201611106.6% -18.0 -15.0 -19.0 -18.0 -20.0 -21.4 -17.0
201803096.6% -1.6 7.2 13.4 15.6 1.6 9.4 6.6
201602016.5% -6.5 -11.3 -30.2 -26.9 -34.9 -33.1 -21.8
201611096.5% 6.6 -10.4 -13.0 -12.6 -13.6 -16.8 -12.6
201702036.4% -4.9 .0 -2.4 .0 -2.4 -7.3 -2.4
201706216.4% 1.5 16.7 16.7 10.6 19.7 25.8 25.0
201707266.4% -3.6 -1.2 13.3 2.4 9.6 11.4 13.3
201801026.4% -2.4 -4.9 -12.2 -13.4 -7.9 -14.6 -15.2
201801306.4% -2.8 -4.9 -5.4 -1.4 -3.5 -6.8 -7.3
201601226.3% -3.1 -15.6 -19.7 -23.8 -40.0 -37.2 -44.1
201605206.3% -.7 -3.9 3.2 -1.1 -4.2 -1.8 -1.8
201812266.3% -13.0 -22.1 8.2 1.1 -8.0 4.1 12.2
201907196.3% 1.7 -2.6 13.9 5.2 -4.3 -24.3 -37.8
201510126.2% -5.9 -2.9 -5.9 -44.1 -47.1 -41.2 -47.1
202001076.2% -5.4 -10.6 -7.5 -7.7 -1.1 -6.8 -13.2
201803296.1% .0 .0 -5.8 -7.2 -5.8 -3.5 -5.8
201810116.1% 12.3 3.2 -5.8 -7.1 -16.8 -21.3 -28.4
202011116.1% 5.6 -6.1 3.6 3.1 .7 3.9 14.2
201508186% -7.5 -26.4 -26.4 -22.6 -20.8 -17.0 -18.9
201509216% -2.9 -11.4 -17.1 -22.9 -8.6 -8.6 -5.7
201510196% -2.9 -54.3 -51.4 -45.7 -42.9 -45.7 -42.9
201711146% -1.6 2.8 -2.2 -2.2 -5.6 -16.9 -21.3
201712266% 4.3 10.0 7.1 12.9 5.7 1.4 3.6
201901036% 1.9 -4.8 -13.3 -1.9 5.7 87.6 81.9
202006086% -.8 -2.6 -3.0 7.3 18.5 28.5 20.7
201503305.9% -2.8 21.1 21.1 28.2 16.9 -5.6 -11.3
201608265.9% .6 -3.6 -7.0 -14.8 -10.9 6.2 4.2
201706235.9% 8.5 7.0 5.6 8.2 15.5 7.0 9.9
202006295.9% -.9 -6.9 .9 20.7 30.2 6.9 2.6
202010095.9% -1.1 -7.6 -9.5 -10.0 -20.9 -23.6 -27.3
201504135.8% -1.1 -7.7 -27.5 -28.6 -30.8 -33.0 -38.5
201509235.8% .0 -16.7 -19.4 -19.4 -5.6 -2.8 -5.6
201510295.8% .0 16.7 11.1 11.1 11.1 -5.6 -16.7
201608045.8% .4 1.7 80.8 52.6 61.5 52.6 45.3
201807115.8% -2.1 .0 -1.4 -6.7 -7.6 -1.0 -1.0
201504015.7% 17.8 17.8 17.8 13.7 19.2 -13.7 -13.7
201505275.7% 5.4 9.5 17.6 6.8 -1.4 -2.7 -10.8
201602125.7% .0 -10.9 -8.5 7.0 4.5 10.9 3.5
201712135.7% -6.4 -20.5 -9.6 .0 5.5 2.7 8.2
201811235.7% -.4 2.9 -2.9 -.4 1.2 2.9 -17.8
201603185.6% 3.1 3.1 -5.4 -6.3 -8.1 -13.0 -8.1
201604265.6% 17.4 30.9 15.9 2.4 25.1 19.8 36.7
201701275.6% 2.7 2.7 5.3 9.3 9.3 9.3 4.5
201708045.6% .0 -2.1 -2.1 .0 -3.2 -3.2 -6.4
202008135.6% -3.5 5.9 -9.0 -10.9 -14.3 -22.7 -22.8
201502105.5% .0 -1.8 -1.8 -7.0 -5.3 -12.3 -14.0
201508315.5% 7.9 10.5 15.8 13.2 .0 -10.5 -18.4
201511025.5% 5.3 -5.3 5.3 .0 -10.5 -26.3 -15.8
201803155.5% -.9 5.0 3.5 .6 -.9 .6 -8.2
202011125.5% -6.5 -12.0 -3.8 -2.3 -3.9 1.2 -.2
201505285.4% -1.3 6.4 12.8 3.8 -16.7 -15.4 -14.1
201603175.4% 5.7 -2.4 -2.8 -.5 -5.2 -4.3 -5.2
201712215.4% -2.9 7.4 13.2 10.3 16.2 8.8 4.4
201904045.4% 11.5 13.5 11.5 14.6 4.2 3.1 2.6
201906175.4% 12.0 9.7 -4.0 -1.1 -8.6 -9.1 -20.0
202001235.4% 1.4 -4.4 -11.0 -11.7 -19.7 -22.2 -13.3
202002275.4% -7.6 -11.8 -28.3 -49.7 -50.6 35.1 41.0
202011095.4% 2.0 6.8 .5 9.9 11.6 9.8 15.6
201610105.3% -5.3 -14.0 -12.3 -13.4 -11.2 -12.3 -9.0
201701135.3% .0 -7.6 -11.4 -5.1 -2.5 -1.3 3.8
201904105.3% -1.0 -.9 .9 -3.7 -7.3 -4.9 -31.7
201910025.3% -5.5 2.9 4.6 6.8 1.2 -4.4 -4.3
201509035.2% 5.0 10.0 7.5 -5.0 -15.0 -22.5 -27.5
201511035.2% 5.0 .0 .0 .0 -15.0 -25.0 -20.0
201511115.2% .0 .0 -15.0 -25.0 -20.0 -30.0 -30.0
201511175.2% -5.0 -20.0 -25.0 -30.0 -30.0 -35.0 -45.0
201607155.2% -4.2 -3.8 -7.1 -2.1 -7.5 -.4 2.5
201703205.2% -2.0 -5.0 -1.2 -6.2 -3.7 -6.2 -7.5
201902065.2% -3.3 -10.0 -13.9 -8.9 -16.7 -20.0 -23.7
201903225.2% -9.6 -15.0 -30.7 -23.6 -22.1 -23.6 -21.4
201905025.2% .3 -17.1 -72.0 -59.5 -68.1 -73.0 -67.2
202009105.2% -3.0 2.9 -3.2 -6.5 -5.7 3.2 -4.4
202001165.1% 1.3 -.0 .5 -1.7 -5.7 -9.1 -16.9
202007315.1% 7.3 8.1 -16.3 -20.7 -13.0 -25.3 -26.8
201501215% 1.6 1.6 1.6 -1.6 -12.9 -9.7 -9.7
201507215% 3.2 -6.3 -6.3 -9.5 -11.1 -7.9 -20.6
201509045% .0 4.8 -2.4 -21.4 -14.3 -26.2 -35.7
201511045% -4.8 -9.5 -4.8 -9.5 -23.8 -28.6 -33.3
201601065% 7.5 3.9 5.3 27.2 36.0 18.4 12.7
201601195% 15.1 23.0 7.1 2.0 -3.2 -23.8 -20.2
201606285% -10.3 2.4 -9.1 -6.3 -5.2 -8.3 -9.5
201707285% .0 6.0 9.3 3.6 8.3 13.1 8.3
201904245% -6.7 -6.7 -1.0 -18.2 -72.4 -60.0 -68.6
201912025% -2.5 -5.7 -8.7 -7.8 -4.8 .0 6.0
202012085%
20150814-5% -10.7 -26.8 -28.6 -35.7 -32.1 -25.0 -21.4
20151110-5% 5.3 .0 -10.5 -26.3 -15.8 -26.3 -31.6
20151116-5% 5.3 -10.5 -21.1 -15.8 -26.3 -26.3 -36.8
20151118-5% -10.5 -26.3 -15.8 -26.3 -31.6 -31.6 -57.9
20170317-5% 5.3 .0 2.6 .5 .0 .0 -2.6
20180828-5% -5.6 -2.8 -19.4 -22.5 -25.0 -22.2 22.2
20190205-5% 5.3 .6 -18.1 -7.6 -21.6 -14.0 -18.1
20201026-5% -5.0 -11.8 -22.1 -17.4 -5.6 -16.0 -7.3
20201027-5% -2.7 -6.0 -10.6 -11.3 -7.1 -12.6 -4.4
20171206-5.1% -2.7 -6.8 -9.5 -12.8 -10.8 -3.4 10.8
20190723-5.1% 1.8 23.4 17.1 6.3 -14.3 -31.4 -36.9
20161011-5.2% -2.5 -9.5 -10.9 -10.9 -9.0 -7.4 .7
20190327-5.2% -5.0 -22.6 -14.6 -13.0 -14.6 -12.2 -20.2
20190624-5.2% -3.3 -7.1 -12.1 -10.5 -20.3 -26.9 -36.8
20190717-5.2% -14.2 -11.9 -19.0 6.3 -7.1 -8.7 -34.9
20200702-5.2% .0 8.3 29.6 39.8 14.8 10.2 4.6
20191115-5.3% 29.8 10.8 11.3 15.4 22.4 13.9 10.2
20150226-5.4% 3.8 -3.8 -5.8 -1.9 21.2 17.3 36.5
20160210-5.4% -1.0 -.5 -7.3 -3.6 19.8 22.9 17.2
20160601-5.4% .0 2.2 -6.8 2.5 -1.8 -6.1 -9.4
20170811-5.4% 4.6 6.3 8.0 3.7 2.3 2.3 .0
20180831-5.4% .0 -17.1 -20.3 -22.9 -20.0 25.7 6.9
20190409-5.4% 5.3 3.4 6.3 -3.4 -4.3 -4.8 -8.2
20191003-5.4% 3.4 16.4 12.0 11.2 6.5 -3.2 2.8
20200108-5.4% 2.5 -4.8 -1.0 -2.2 -1.7 -3.8 -7.7
20180815-5.5% -.5 -3.9 -6.4 -16.3 -13.8 -28.6 -31.3
20180829-5.5% 8.8 .0 -13.6 -18.2 -20.6 -17.6 21.2
20190117-5.5% 9.7 34.0 86.4 82.5 66.0 62.1 49.5
20200508-5.5% -1.0 -7.2 -14.7 -15.8 -12.7 -15.8 -19.2
20150327-5.6% 6.0 28.4 28.4 28.4 23.9 29.9 -6.0
20160408-5.6% -4.0 1.5 -3.0 -3.5 20.3 34.2 18.8
20170615-5.6% .0 32.0 54.0 52.0 50.0 53.6 64.0
20170914-5.6% -4.8 6.0 7.1 11.7 7.1 8.3 6.0
20180110-5.6% -3.4 -4.7 1.3 -6.0 -6.7 -.7 -2.0
20200505-5.6% 15.2 3.9 -2.6 -10.5 -11.6 -8.4 -11.6
20150626-5.7% -4.5 -1.5 -12.1 -6.1 -7.6 -9.1 -1.5
20151016-5.7% 6.1 -3.0 -48.5 -45.5 -36.4 -39.4 -39.4
20160311-5.7% .0 7.7 15.8 17.3 3.6 4.6 9.2
20161006-5.7% -1.4 -4.1 -10.9 -12.3 -12.3 -10.5 -8.9
20161014-5.7% -.3 -1.8 -1.8 .3 2.0 11.0 27.6
20161227-5.7% 1.5 .0 1.5 24.2 19.7 9.1 6.1
20180409-5.7% .0 -4.3 .0 1.8 1.5 -4.6 -4.9
20181016-5.7% 2.2 -6.7 -8.0 -17.6 -22.0 -29.1 -34.8
20190813-5.7% -7.1 -14.6 -19.5 -31.6 -34.6 -34.1 -41.8
20200714-5.7% -2.3 22.0 -6.8 -15.2 -6.8 3.0 -15.9
20151013-5.8% .0 9.4 .0 -46.9 -43.8 -34.4 -37.5
20151021-5.8% .0 -46.9 -43.8 -34.4 -37.5 -37.5 -37.5
20151123-5.8% -12.5 .0 -12.5 -18.8 -18.8 -50.0 -37.5
20181022-5.8% -2.7 -1.4 -4.8 -23.3 -17.1 -24.7 -21.2
20190212-5.8% -4.9 -4.3 -6.2 -16.7 -10.2 -16.0 -14.2
20190621-5.8% -5.2 -9.9 -16.1 -14.1 -18.7 -27.1 -43.7
20200306-5.8% -12.7 -38.8 -39.8 64.4 71.6 38.7 52.6
20180522-5.9% -14.6 -11.1 -23.3 -21.6 -2.4 -9.4 -7.7
20180727-5.9% 2.3 9.5 9.5 -.2 -7.7 -10.5 -7.7
20200127-5.9% -1.2 -3.5 -6.4 -11.5 -19.6 -15.8 -3.9
20160301-6% -2.8 3.2 -3.7 -7.4 3.2 -4.6 -5.1
20160614-6% 8.4 3.8 -.8 -4.2 -1.9 -4.6 -6.5
20171205-6% -5.1 -10.3 -12.4 -25.6 -15.4 -6.4 -1.3
20181231-6% .0 39.0 29.9 18.2 33.8 44.2 155.8
20190815-6% .4 -3.4 -13.4 -25.9 -27.3 -26.8 -37.8
20190925-6% .7 -12.5 -9.9 1.4 -2.4 -3.1 -7.2
20200515-6% -4.2 -3.1 .0 -5.1 -5.8 .5 -3.5
20190403-6.1% 5.5 13.7 7.4 7.7 13.2 7.7 7.7
20190524-6.1% .0 7.5 11.0 13.6 664.3 525.0 628.6
20200611-6.1% 1.4 1.0 11.8 23.4 33.9 25.8 36.3
20160217-6.2% .0 2.8 20.1 17.3 24.6 16.2 11.7
20180104-6.2% 2.7 -.7 -1.3 2.7 -5.3 -8.0 -4.1
20180305-6.2% 1.7 6.7 8.3 16.7 25.0 10.0 15.0
20180612-6.2% 2.8 4.7 2.8 -4.2 -1.2 -.4 -4.9
20180927-6.2% 1.6 -7.5 -21.4 -17.1 -16.3 -17.1 -23.0
20170117-6.3% -2.7 -5.4 -4.1 6.8 10.8 9.5 9.5
20171214-6.3% -2.0 -5.6 -3.4 4.6 20.0 12.7 9.0
20180925-6.3% -3.2 -17.0 -24.8 -29.6 -15.5 -22.3 -29.1
20190422-6.3% -2.9 -3.9 -4.4 -7.8 -44.7 -29.1 -62.3
20170505-6.4% .0 13.8 -1.4 -.3 -5.2 -6.9 -15.5
20180824-6.4% -.3 -2.6 -10.5 -22.7 -26.8 -28.9 -26.3
20190930-6.4% -8.3 -5.6 6.3 2.4 1.6 -2.7 -11.5
20160202-6.5% -2.7 -19.5 -26.1 -25.7 -30.7 -28.0 -10.5
20190109-6.5% 2.0 8.0 13.0 38.0 92.0 88.0 71.0
20201113-6.5% -3.9 -3.7 2.1 4.5 4.2 10.2 5.7
20161115-6.6% 1.2 -3.6 -2.4 -4.8 -6.4 -1.2 -6.0
20190425-6.6% 1.0 .5 -3.1 -41.8 -25.5 -60.4 -70.7
20200407-6.6% 4.8 -1.6 4.6 29.5 19.4 24.3 36.7
20190807-6.7% 4.5 -25.5 -34.7 -37.2 -43.7 -51.8 -52.7
20191205-6.7% .2 -3.0 -2.0 1.1 6.2 12.7 9.7
20200330-6.7% -15.4 14.3 11.5 4.7 11.2 37.7 26.9
20151001-6.8% 7.4 7.4 25.9 29.6 25.9 -40.7 -37.0
20151005-6.8% 11.1 18.5 18.5 29.6 18.5 -37.0 -33.3
20200903-6.8% 1.3 1.2 3.2 -2.0 -3.9 -5.8 -5.9
20160505-6.9% -10.0 2.1 5.4 11.7 20.4 18.3 15.8
20190702-6.9% -.6 1.1 -9.9 -17.4 -28.6 -29.8 -14.9
20190802-6.9% -3.3 -5.0 -32.2 -40.7 -42.9 -48.8 -56.2
20190906-6.9% -8.8 -13.2 1.1 31.8 22.3 16.6 6.5
20180327-7% -1.5 6.1 3.3 -1.5 -5.8 -1.5 .3
20190711-7% -3.4 -13.1 -19.3 -22.8 -9.7 -16.6 -24.1
20190814-7% -6.1 -9.4 -17.3 -27.8 -29.6 -26.2 -39.6
20200820-7% -3.2 -8.5 -8.9 -22.6 -25.6 -23.4 -22.6
20151207-7.1% 7.7 -7.7 -38.5 10.5 -31.1 -37.8 -37.8
20151209-7.1% .0 -38.5 -23.1 -19.4 -30.5 -37.8 -33.2
20160111-7.1% .9 2.1 23.4 31.9 14.9 9.4 3.8
20180530-7.1% -8.3 -6.2 16.7 8.3 10.4 8.3 1.0
20191105-7.1% 2.5 -9.5 -19.8 -9.5 -17.4 -14.5 -7.9
20200812-7.1% 5.6 10.9 .7 -4.8 -5.2 -19.4 -22.6
20170714-7.2% -1.3 1.3 1.3 9.1 10.4 22.1 19.5
20200811-7.2% -7.2 -6.8 -3.4 -11.9 -9.0 -19.7 -26.5
20150902-7.3% 5.3 10.5 18.4 2.6 -7.9 -5.3 -21.1
20170111-7.3% -1.3 -2.6 -3.9 -5.3 1.3 1.3 3.9
20190221-7.3% -11.8 -3.3 -7.9 2.0 -1.3 -6.5 -9.9
20200311-7.3% -24.1 -25.4 104.0 112.9 72.1 89.4 83.0
20170809-7.4% 8.2 8.2 10.6 7.1 7.1 3.5 .0
20181109-7.4% -8.9 5.4 6.2 7.6 10.7 .9 11.6
20150309-7.5% 2.0 4.1 26.5 34.7 44.9 40.8 75.5
20150615-7.5% -11.0 -9.6 -8.2 -13.7 -11.0 -20.5 -15.1
20150819-7.5% -16.3 -18.4 -26.5 -22.4 -14.3 -10.2 -16.3
20160113-7.5% 11.9 15.1 46.1 34.7 25.6 13.2 -7.3
20160610-7.5% 8.1 8.1 .8 -2.7 -12.7 -.4 -11.6
20190517-7.5% -10.8 -23.2 -22.7 10.8 -20.4 698.6 433.2
20200228-7.5% -1.5 -5.6 -22.7 -40.7 -47.2 57.9 51.3
20150720-7.6% 5.0 .0 -1.7 -1.7 -5.0 -3.3 -6.7
20150724-7.6% -1.7 -1.7 -5.0 -6.7 -3.3 -16.7 -31.7
20150828-7.6% 5.6 11.1 16.7 25.0 8.3 -2.8 .0
20151211-7.6% -8.3 -25.0 -11.3 -25.3 -30.7 -32.7 -18.3
20160824-7.6% -3.4 .6 -4.3 -8.6 -14.0 -7.2 3.4
20150415-7.7% .0 -19.3 -24.1 -22.9 -24.1 -31.3 -31.3
20170628-7.7% 7.0 5.6 8.2 15.5 7.0 9.9 9.9
20190308-7.7% -2.8 .0 -5.6 -2.1 -12.4 -19.6 -32.9
20201106-7.7% 5.5 20.5 7.2 18.3 17.7 15.0 18.7
20201209-7.7%
20160816-7.8% -4.9 -6.4 -13.6 -10.0 -14.4 -18.2 -23.1
20170512-7.8% -1.3 -3.3 -11.2 -11.2 -17.8 -16.1 -7.9
20170719-7.8% 2.6 2.6 10.5 11.8 23.7 21.1 21.1
20181220-7.9% -9.1 -.1 -22.2 6.1 8.1 6.1 10.1
20200619-7.9% 3.2 14.0 23.7 16.1 25.8 50.5 62.4
20150507-8% -1.8 -1.8 10.5 21.1 22.8 35.1 45.6
20191120-8% 1.1 1.6 5.3 11.7 3.9 .6 5.4
20150113-8.1% 1.8 -5.4 12.5 12.5 12.5 8.9 -3.6
20150610-8.1% 2.5 -17.7 -16.5 -15.2 -20.3 -17.7 -26.6
20181105-8.1% -1.8 .0 -1.3 4.5 1.8 8.0 12.5
20191119-8.1% -8.0 -7.2 -5.5 -.7 -4.0 -7.0 -6.1
20191001-8.2% 5.4 7.9 12.0 13.1 9.8 1.1 .2
20150619-8.3% 3.0 6.1 -6.1 -1.5 -13.6 -6.1 -6.1
20151214-8.3% -27.3 -9.1 -4.7 -17.8 -26.5 -21.1 -8.0
20170522-8.3% 1.9 1.9 -5.7 -3.8 5.7 4.2 -5.7
20180531-8.3% 4.5 .0 22.7 18.2 15.9 18.2 9.5
20150209-8.4% 5.6 3.7 1.9 1.9 -3.7 9.3 -1.9
20160128-8.4% -4.4 -7.4 -23.3 -29.6 -29.3 -34.1 -31.5
20181030-8.5% 7.8 -13.2 -6.2 -14.7 -10.9 -11.6 -7.0
20190812-8.5% -5.7 -17.5 -20.6 -28.8 -39.1 -40.2 -39.8
20190313-8.6% 4.4 -1.5 2.2 -8.6 -16.1 -29.9 -24.5
20190506-8.6% -21.6 -55.8 -45.3 -63.6 -68.6 -68.4 -54.7
20160707-8.7% 7.4 3.1 .0 .4 -3.1 2.2 -3.5
20190909-8.7% -3.7 9.3 44.0 42.5 34.9 17.3 20.7
20171218-8.9% -4.9 8.2 19.7 26.2 23.0 29.5 21.3
20181102-8.9% -8.2 -.8 -9.8 -5.7 -6.6 -1.6 1.6
20181112-8.9% 7.8 12.7 11.8 17.6 21.6 14.7 17.6
20190726-8.9% 34.3 27.5 15.7 -6.7 -25.3 -31.4 -35.3
20191113-8.9% 2.3 15.3 5.2 9.0 17.4 10.5 8.5
20181221-9% 3.3 -4.4 -14.4 18.9 11.1 1.1 14.4
20190214-9% 10.7 17.1 7.1 2.9 -1.9 2.1 -2.1
20160323-9.2% 11.7 2.4 1.5 -.5 -5.8 -.5 -4.9
20190417-9.2% 12.2 2.0 1.0 .5 -3.1 -41.8 -25.5
20150707-9.3% -1.7 6.9 6.9 8.6 3.4 1.7 1.7
20200402-9.3% 3.8 1.3 -4.9 1.1 25.1 15.3 20.1
20190412-9.4% 9.5 12.5 2.3 1.3 .8 -2.8 -41.7
20200423-9.4% -.3 3.9 14.2 19.7 10.2 -1.3 -4.6
20180808-9.5% .7 -1.4 -6.0 -12.8 -13.1 -15.1 -22.0
20190827-9.5% -1.9 -4.3 .3 -17.9 -6.9 22.7 21.4
20181218-9.6% -4.0 -17.0 -23.2 -31.3 -4.5 -10.7 -18.8
20190325-9.6% 4.5 -5.1 -28.1 -13.5 -14.7 -14.6 -13.0
20160506-9.9% -1.9 18.1 13.4 31.9 31.0 31.5 28.7
20181001-9.9% 4.1 -12.3 -14.6 -2.9 -9.4 -17.0 -15.8
20190226-9.9% 8.9 3.7 14.8 11.1 5.3 1.5 -6.3
20151106-10% 11.1 11.1 11.1 -5.6 -16.7 -11.1 -22.2
20200324-10.2% 7.6 -13.0 -4.3 -7.5 -7.7 -4.3 58.3
20160629-10.3% 10.6 .9 8.8 4.4 1.3 1.8 -1.8
20181203-10.3% 3.5 6.2 8.0 9.7 -12.4 -17.7 -27.4
20181004-10.4% -3.2 -5.8 7.1 .0 -8.4 -7.1 -10.3
20151027-10.5% .0 11.8 17.6 11.8 17.6 11.8 -5.9
20151119-10.5% .0 -11.8 -5.9 -17.6 -17.6 -29.4 -52.9
20151229-10.6% 3.0 .0 21.3 17.3 18.8 43.6 53.5
20150817-10.7% 6.0 -20.0 -20.0 -24.0 -20.0 -16.0 -10.0
20160328-10.8% 2.9 2.0 .0 -5.4 .0 -4.4 -4.9
20190520-10.8% -4.6 -19.1 -1.8 -10.9 -7.5 509.7 379.6
20150616-10.9% 10.8 4.6 7.7 -4.6 .0 -12.3 -4.6
20190530-11.4% 42.9 2.7 929.9 587.7 551.2 537.9 458.1
20180910-11.5% 7.3 3.8 7.7 69.2 43.8 36.9 15.4
20160705-11.6% 10.1 7.9 -.4 -.9 1.3 .4 2.6
20190222-11.8% 11.9 7.5 2.5 6.7 2.2 5.2 -.7
20190920-12.2% -1.4 -6.6 -18.8 -16.5 -5.9 -9.4 -10.1
20151124-12.5% 7.1 14.3 .0 .0 -14.3 -42.9 2.6
20151201-12.5% .0 -7.1 -7.1 -42.9 -28.6 -25.1 -35.4
20160503-12.5% 8.9 -10.5 7.6 3.4 20.3 19.4 19.8
20200327-12.6% -6.8 2.6 -.8 -1.0 2.6 69.7 18.7
20200309-12.7% -.3 -23.5 -32.0 103.5 95.0 34.4 81.6
20190522-12.9% 3.8 4.4 49.6 7.5 978.6 620.3 582.0
20181227-13% -4.7 15.1 24.4 18.6 25.6 31.4 60.5
20150918-13.1% 6.1 9.1 -9.1 -12.1 -12.1 3.0 6.1
20190114-13.3% 18.7 24.2 51.6 111.0 106.6 87.9 83.5
20150925-13.8% .0 -12.9 -3.2 3.2 3.2 12.9 3.2
20200625-13.8% 3.3 7.5 5.7 8.5 24.5 39.6 19.8
20190718-14.1% 6.3 4.5 26.7 20.2 9.1 -12.0 -29.6
20160502-14.2% -12.5 -20.3 -9.6 -6.6 -1.1 6.6 4.8
20200807-14.2% -2.6 -11.4 -7.0 -15.5 -20.2 -20.5 -32.4
20190201-14.3% 11.8 8.1 .6 -3.7 1.9 -6.8 -10.6
20151224-14.5% .0 -7.1 -9.8 9.4 5.8 7.1 29.5
20180523-14.6% 3.3 5.5 -6.1 -10.2 10.2 6.1 4.1
20160208-15.1% -1.9 -2.9 -13.5 -11.1 -9.7 4.3 8.7
20150304-15.2% 2.0 .0 2.0 24.0 32.0 42.0 38.0
20200331-15.3% 43.4 34.7 25.4 18.4 26.7 66.0 60.1
20201103-15.4% 3.1 9.4 25.0 11.2 22.7 22.1 19.2
20190402-15.6% -6.2 12.8 11.3 11.3 13.4 8.2 4.1
20200316-15.7% 6.9 192.2 205.0 146.5 171.3 162.1 161.6
20150820-16.3% -2.4 -2.4 -7.3 -2.4 2.4 9.8 -4.9
20190809-17.2% -8.5 -24.8 -27.5 -33.8 -42.2 -43.6 -40.9
20180905-17.6% 3.6 -.4 -3.6 .0 57.1 33.6 27.1
20161111-18% 9.8 1.2 3.7 1.5 -1.7 -2.4 -1.2
20190516-19.2% -7.6 -31.6 -33.3 -28.3 -26.0 -24.3 409.5
20191108-19.2% -.1 -11.5 -.2 -8.9 -5.6 1.6 -4.3
20190614-19.8% 5.4 22.9 6.0 1.8 -3.6 -1.9 -12.7
20190507-21.6% 15.4 -61.0 -43.6 -55.7 -62.4 -54.3 -58.6
20150421-22.9% -1.5 -3.0 -6.0 -9.0 -16.4 -16.4 -6.0
20200721-22.9% 2.4 -7.3 -5.6 14.5 -8.1 -22.9 -22.6
20200312-24% 9.1 -3.0 190.3 178.2 91.8 159.0 152.7
20200421-24.3% 2.0 -1.6 -5.7 -.4 4.5 -2.7 -12.6
20151222-25.9% -1.5 -15.0 -24.1 -18.4 -4.9 -17.7 -9.8
20190510-26.3% -31.0 .0 -21.4 -33.3 -19.0 -26.5 -23.8
20151215-27.2% .0 79.5 12.0 1.0 1.0 14.0 17.5
20190603-28.2% .7 3.1 593.7 467.3 561.3 470.5 447.8
20190515-28.7% -19.2 -36.5 -46.2 -34.6 -40.7 -38.5 305.8
20190513-30.9% 151.7 33.9 -.9 -3.4 3.8 7.2 9.7
20190611-31.9% 1.4 -17.1 -3.3 -16.6 -19.9 -24.2 -22.8
20190509-33.6% -26.3 -8.8 -39.3 -47.7 -47.4 -24.6 -45.8
20200320-43.9% 8.0 3.5 -28.6 -3.6 -6.0 -11.7 -6.2
20151023-50% 18.8 12.5 25.0 12.5 25.0 18.8 6.2

Table 10a. NBY average price changes following a 5% up day

Of the 1,551 trading days from 2015 to 2020, there were 220 days in which NBY was up more than 5%. This table shows the average price changes over the 220 days.

Average TypeAverage Price Change
Days after:14710131619
Avg for Change ≥ 5% -1.6 -.7 -1.2 2.2 .8 .2 .9

Table 10b. NBY average price changes following a 5% down day

Of the 1,551 trading days from 2015 to 2020, there were 234 days in which NBY was down more than -5%. This table shows the average price changes over the 234 days.

Average TypeAverage Price Change
Days after:14710131619
Avg for Change ≥ -5% 1.3 -.4 6.5 5.0 11.5 13.4 14.2

28 stocks with statistics: AAPL, AMD, AMZN, APPN, AZN, BA, BAC, BIIB, CRM, CSCO, CX, DIS, FB, GE, GM, GOOG, IBM, INTC, JPM, JPM, MSFT, MU, NFLX, O, QQQ, SPY, T, TSLA,

Also see: VIX price movement study.