Insider Trading activities of A10 Networks, Inc. insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of A10 Networks, Inc. since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of A10 Networks, Inc. since year 2005. Table 2 shows the detailed insider transactions of A10 Networks, Inc. since 2005. The reporting company's ticker symbol is ATEN. The reporting company's CIK number is 1580808.
The total value of stock buying since 2005 is $2,213,820.
The total value of stock sales since 2005 is $8,674,050.
The total value of stock option exercises since 2005 is $150,000.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for A10 Networks, Inc. (ATEN).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-10 0 $0 64,945 $498,028 0 $0
2017-09 0 $0 127,045 $854,927 0 $0
2017-08 0 $0 148,156 $954,383 0 $0
2017-07 0 $0 105,000 $776,214 0 $0
2017-06 0 $0 130,000 $1,098,980 0 $0
2017-05 0 $0 117,132 $953,493 0 $0
2017-04 0 $0 114,534 $1,011,095 0 $0
2017-03 0 $0 105,000 $966,335 0 $0
2017-02 0 $0 97,574 $926,182 0 $0
2017-01 0 $0 5,000 $42,805 0 $0
2016-12 0 $0 7,000 $55,748 0 $0
2016-11 0 $0 7,000 $53,242 0 $0
2016-10 0 $0 7,000 $69,580 0 $0
2016-09 0 $0 7,000 $69,398 0 $0
2016-08 0 $0 25,000 $196,500 0 $0
2016-07 0 $0 5,000 $35,010 0 $0
2015-12 0 $0 5,000 $38,065 0 $0
2015-11 0 $0 5,000 $39,050 0 $0
2015-08 309,760 $2,123,845 5,000 $35,015 0 $0
2014-06 5,000 $54,705 0 $0 0 $0
2014-05 3,000 $32,520 0 $0 0 $0
2014-03 200 $2,750 0 $0 10,000 $150,000

Table 2. Detailed insider stock purchases, sales, and option exercises of A10 Networks, Inc. insiders (ATEN)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-10-13 Smets Raymond J (EVP of Worldwide Sales) Sale 6,945 7.67 53,247
2017-10-12 Chen Lee (CEO and President) Sale 25,000 7.62 190,500
2017-10-04 Chen Lee (CEO and President) Sale 25,000 7.73 193,225
2017-10-02 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 8,000 7.63 61,056
2017-09-29 Smets Raymond J (EVP of Worldwide Sales) Sale 13,890 7.53 104,522
2017-09-26 Chen Lee (CEO and President) Sale 25,000 6.57 164,275
2017-09-18 Chen Lee (CEO and President) Sale 25,000 6.66 166,525
2017-09-15 Chen Lee (CEO and President) Sale 25,000 6.72 167,975
2017-09-14 Becker Neil Wu (VP Worldwide Mktg and Comm) Sale 5,155 6.74 34,760
2017-09-07 Chen Lee (CEO and President) Sale 25,000 6.57 164,350
2017-09-01 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 8,000 6.57 52,520
2017-08-30 Chen Lee (CEO and President) Sale 25,000 6.48 161,900
2017-08-22 Chen Lee (CEO and President) Sale 25,000 6.08 152,125
2017-08-14 Henricks Alan S. (Director) Sale 10,000 6.40 63,980
2017-08-14 Chen Lee (CEO and President) Sale 25,000 6.41 160,275
2017-08-11 Chen Lee (CEO and President) Sale 25,000 6.34 158,450
2017-08-10 Becker Neil Wu (VP Worldwide Mktg and Comm) Sale 5,156 6.50 33,488
2017-08-07 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 8,000 6.75 54,040
2017-08-03 Chen Lee (CEO and President) Sale 25,000 6.80 170,125
2017-07-26 Chen Lee (CEO and President) Sale 25,000 6.35 158,825
2017-07-18 Chen Lee (CEO and President) Sale 25,000 6.99 174,750
2017-07-10 Chen Lee (CEO and President) Sale 25,000 8.02 200,525
2017-07-07 Chen Lee (CEO and President) Sale 25,000 8.06 201,450
2017-07-05 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 5,000 8.13 40,664
2017-06-29 Chen Lee (CEO and President) Sale 25,000 8.48 211,925
2017-06-21 Chen Lee (CEO and President) Sale 25,000 8.46 211,450
2017-06-13 Chen Lee (CEO and President) Sale 25,000 8.49 212,325
2017-06-05 Chen Lee (CEO and President) Sale 25,000 8.37 209,350
2017-06-02 Chen Lee (CEO and President) Sale 25,000 8.48 212,075
2017-06-01 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 5,000 8.37 41,855
2017-05-31 Natarajan Shiva Kumar (Interim CFO) Sale 4,430 8.36 37,034
2017-05-25 Chen Lee (CEO and President) Sale 25,000 8.26 206,575
2017-05-17 Chen Lee (CEO and President) Sale 25,000 8.14 203,625
2017-05-15 Natarajan Shiva Kumar (Interim CFO) Sale 812 8.28 6,723
2017-05-11 Smets Raymond J (EVP of Worldwide Sales) Sale 6,890 8.16 56,236
2017-05-09 Chen Lee (CEO and President) Sale 25,000 8.19 204,700
2017-05-01 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 5,000 7.96 39,775
2017-05-01 Chen Lee (CEO and President) Sale 25,000 7.95 198,825
2017-04-28 Chen Lee (CEO and President) Sale 25,000 8.63 215,700
2017-04-20 Chen Lee (CEO and President) Sale 25,000 8.78 219,375
2017-04-12 Chen Lee (CEO and President) Sale 25,000 8.86 221,375
2017-04-06 Becker Neil Wu (VP Worldwide Mktg and Comm) Sale 9,534 8.77 83,575
2017-04-05 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 5,000 8.99 44,970
2017-04-04 Chen Lee (CEO and President) Sale 25,000 9.04 226,100
2017-03-27 Chen Lee (CEO and President) Sale 25,000 9.13 228,375
2017-03-24 Chen Lee (CEO and President) Sale 25,000 9.21 230,200
2017-03-16 Chen Lee (CEO and President) Sale 25,000 9.23 230,875
2017-03-08 Chen Lee (CEO and President) Sale 25,000 9.16 228,900
2017-03-01 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 5,000 9.60 47,985
2017-02-28 Chen Lee (CEO and President) Sale 25,000 9.51 237,675
2017-02-21 Chen Lee (CEO and President) Sale 25,000 9.53 238,174
2017-02-17 Chen Lee (CEO and President) Sale 25,000 9.52 237,950
2017-02-13 Straughn Greg (Chief Financial Officer) Sale 6,272 9.83 61,634
2017-02-13 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 5,837 9.83 57,360
2017-02-13 Smets Raymond J (EVP of Worldwide Sales) Sale 5,465 9.83 53,704
2017-02-01 Cochran Robert D (EVP Legal & Corp Collaboration) Sale 5,000 7.94 39,685
2017-01-05 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 5,000 8.56 42,805
2016-12-01 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 7,000 7.96 55,748
2016-11-01 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 7,000 7.61 53,242
2016-10-05 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 7,000 9.94 69,580
2016-09-01 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 7,000 9.91 69,398
2016-08-05 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 25,000 7.86 196,500
2016-07-11 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 5,000 7.00 35,010
2015-12-01 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 5,000 7.61 38,065
2015-11-10 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 5,000 7.81 39,050
2015-08-25 Salsbury Phillip J (Director) Buy 20,000 6.19 123,780
2015-08-25 Chen Lee (CEO and President) Buy 4,142 6.39 26,479
2015-08-24 Chen Lee (CEO and President) Buy 14,200 5.98 84,944
2015-08-21 Chen Lee (CEO and President) Buy 14,200 6.76 96,020
2015-08-20 Chen Lee (CEO and President) Buy 14,200 6.99 99,201
2015-08-19 Chen Lee (CEO and President) Buy 5,500 7.00 38,478
2015-08-17 Chen Lee (CEO and President) Buy 13,716 7.29 99,989
2015-08-14 Chen Lee (CEO and President) Buy 13,977 7.15 99,991
2015-08-13 Chen Lee (CEO and President) Buy 13,910 7.19 99,998
2015-08-12 Chen Lee (CEO and President) Buy 28,251 7.06 199,367
2015-08-11 Chen Lee (CEO and President) Buy 23,570 7.09 167,040
2015-08-10 Cochran Robert D (VP, Legal & Corp Collaboration) Sale 5,000 7.00 35,015
2015-08-10 Chen Lee (CEO and President) Buy 28,557 6.95 198,585
2015-08-07 Chen Lee (CEO and President) Buy 28,671 6.91 198,116
2015-08-06 Chen Lee (CEO and President) Buy 29,094 6.72 195,453
2015-08-05 Chen Lee (CEO and President) Buy 28,819 6.84 197,150
2015-08-04 Chen Lee (CEO and President) Buy 28,953 6.88 199,254
2014-06-05 Salsbury Phillip J (Director) Buy 5,000 10.94 54,705
2014-05-27 Chen Lee (CEO and President) Buy 3,000 10.84 32,520
2014-03-21 Chen Lee (CEO and President) Buy 200 13.75 2,750
2014-03-20 Henricks Alan S. (Director) Option Ex 10,000 15.00 150,000

Insider trading activities including stock purchases, stock sales, and option exercises of ATEN listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of A10 Networks, Inc. (symbol ATEN, CIK number 1580808) see the Securities and Exchange Commission (SEC) website.