- Corporate Officers - T
- Thero John F
Insider Trading History of Thero John F
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Thero John F since 2005.
This trader's CIK number is 1199637.
At the time of last reporting, Thero John F was the Director of Cyteir Therapeutics, Inc.. (stock ticker symbol CYT).
Also see all insider trading activities at Cyteir Therapeutics, Inc..
Note that in the past
THERO JOHN F also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Acusphere Inc (ACUS) by Thero John F
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2007 | ACUS | 0 | $0 | 0 | $0 | 70,000 | $58,800 |
| 2005 | ACUS | 1,000 | $4,000 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Cyteir Therapeutics, Inc. (CYT) by Thero John F
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | CYT | 0 | $0 | 0 | $0 | 12,828 | $21,679 |
| 2022 | CYT | 10,000 | $20,000 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Amarin Corp Plc\uk (AMRN) by Thero John F
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2021 | AMRN | 0 | $0 | 0 | $0 | 834,370 | $0 |
| 2020 | AMRN | 0 | $0 | 767,405 | $5,515,915 | 1,429,119 | $2,549,999 |
| 2019 | AMRN | 0 | $0 | 1,000,000 | $19,880,616 | 679,432 | $384,772 |
| 2018 | AMRN | 0 | $0 | 607,611 | $11,773,678 | 1,057,278 | $550,274 |
| 2017 | AMRN | 10,000 | $32,450 | 0 | $0 | 699,500 | $0 |
| 2016 | AMRN | 25,000 | $34,250 | 0 | $0 | 579,500 | $0 |
| 2015 | AMRN | 20,000 | $47,000 | 0 | $0 | 207,000 | $0 |
| 2014 | AMRN | 50,000 | $41,600 | 0 | $0 | 0 | $0 |
| 2013 | AMRN | 5,000 | $9,500 | 0 | $0 | 30,450 | $28,350 |
| 2012 | AMRN | 0 | $0 | 451,852 | $5,818,350 | 471,852 | $945,449 |
Insider trading activities at 3 companies by Thero John F:
1. Acusphere Inc (ACUS)
2. Cyteir Therapeutics, Inc. (CYT)
3. Amarin Corp Plc\uk (AMRN)
Table 1. Insider trading of Acusphere Inc (ACUS) by Thero John F
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2007-08-28 | ACUS | Option Ex | 70,000 | .84 | 58,800 |
| 2005-05-13 | ACUS | Buy | 1,000 | 4.00 | 4,000 |
Table 2. Insider trading of Cyteir Therapeutics, Inc. (CYT) by Thero John F
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-02-08 | CYT | Option Ex | 12,828 | 1.69 | 21,679 |
| 2022-05-10 | CYT | Buy | 10,000 | 2.00 | 20,000 |
Table 3. Insider trading of Amarin Corp Plc\uk (AMRN) by Thero John F
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2021-07-30 | AMRN | Option Ex | 26,944 | .00 | 0 |
| 2021-06-30 | AMRN | Option Ex | 26,944 | .00 | 0 |
| 2021-05-28 | AMRN | Option Ex | 26,944 | .00 | 0 |
| 2021-04-30 | AMRN | Option Ex | 26,944 | .00 | 0 |
| 2021-03-31 | AMRN | Option Ex | 26,944 | .00 | 0 |
| 2021-02-25 | AMRN | Option Ex | 390,696 | .00 | 0 |
| 2021-02-26 | AMRN | Option Ex | 86,311 | .00 | 0 |
| 2021-01-29 | AMRN | Option Ex | 209,171 | .00 | 0 |
| 2020-12-31 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-11-30 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-11-10 | AMRN | Sale | 153,840 | 4.13 | 635,974 |
| 2020-11-11 | AMRN | Sale | 413,565 | 4.07 | 1,681,141 |
| 2020-11-09 | AMRN | Option Ex | 134,739 | 3.40 | 458,112 |
| 2020-11-10 | AMRN | Option Ex | 615,261 | 3.40 | 2,091,887 |
| 2020-10-30 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-09-30 | AMRN | Option Ex | 13,474 | .00 | 0 |
| 2020-08-31 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-07-31 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-06-30 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-05-29 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-04-30 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-03-31 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-03-04 | AMRN | Sale | 200,000 | 15.99 | 3,198,800 |
| 2020-02-28 | AMRN | Option Ex | 13,472 | .00 | 0 |
| 2020-02-25 | AMRN | Option Ex | 229,030 | .00 | 0 |
| 2020-01-31 | AMRN | Option Ex | 315,367 | .00 | 0 |
| 2019-11-19 | AMRN | Sale | 274,454 | 22.65 | 6,217,480 |
| 2019-11-11 | AMRN | Sale | 475,546 | 17.47 | 8,305,886 |
| 2019-10-28 | AMRN | Option Ex | 11,601 | 2.50 | 29,002 |
| 2019-08-21 | AMRN | Option Ex | 191,997 | 1.85 | 355,770 |
| 2019-06-30 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2019-03-31 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2019-03-04 | AMRN | Sale | 250,000 | 21.43 | 5,357,250 |
| 2019-01-31 | AMRN | Option Ex | 363,334 | .00 | 0 |
| 2018-12-31 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2018-11-12 | AMRN | Sale | 607,611 | 19.38 | 11,773,678 |
| 2018-11-12 | AMRN | Option Ex | 407,611 | 1.35 | 550,274 |
| 2018-09-30 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2018-06-30 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2018-03-31 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2018-01-31 | AMRN | Option Ex | 499,667 | .00 | 0 |
| 2017-12-31 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2017-11-30 | AMRN | Buy | 10,000 | 3.25 | 32,450 |
| 2017-09-30 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2017-06-30 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2017-03-31 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2017-01-31 | AMRN | Option Ex | 549,500 | .00 | 0 |
| 2016-12-31 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2016-09-30 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2016-06-30 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2016-03-31 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2016-02-01 | AMRN | Buy | 25,000 | 1.37 | 34,250 |
| 2016-01-31 | AMRN | Option Ex | 429,500 | .00 | 0 |
| 2015-12-31 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2015-09-30 | AMRN | Option Ex | 37,500 | .00 | 0 |
| 2015-08-11 | AMRN | Buy | 20,000 | 2.35 | 47,000 |
| 2015-01-31 | AMRN | Option Ex | 169,500 | .00 | 0 |
| 2014-11-11 | AMRN | Buy | 30,000 | .80 | 24,000 |
| 2014-11-12 | AMRN | Buy | 20,000 | .88 | 17,600 |
| 2013-11-20 | AMRN | Buy | 5,000 | 1.90 | 9,500 |
| 2013-07-26 | AMRN | Option Ex | 9,450 | .00 | 0 |
| 2013-05-29 | AMRN | Option Ex | 11,000 | 1.35 | 14,850 |
| 2013-01-30 | AMRN | Option Ex | 10,000 | 1.35 | 13,500 |
| 2012-09-24 | AMRN | Option Ex | 10,000 | 1.35 | 13,500 |
| 2012-09-11 | AMRN | Option Ex | 10,000 | 1.35 | 13,500 |
| 2012-07-27 | AMRN | Option Ex | 300,926 | 2.38 | 714,699 |
| 2012-07-27 | AMRN | Sale | 300,926 | 14.34 | 4,315,278 |
| 2012-04-09 | AMRN | Option Ex | 150,926 | 1.35 | 203,750 |
| 2012-04-09 | AMRN | Sale | 150,926 | 9.96 | 1,503,072 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Thero John F
(Director of Cyteir Therapeutics, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.