Insider trading activities (stock purchases, sales, and option exercises)
reported by insiders of A10 Networks, Inc. (ATEN)
since 2015 are shown in Table 1 and Table 2.
Table 1 shows the monthly insider trading data of A10 Networks, Inc..
(See page 1 of this report.) Table 2 shows the detailed insider transactions.
This company's CIK number is 1580808.
Total stock buying since 2015: $2,123,845.
Total stock sales since 2015: $297,575,080.
Total stock option exercises since 2015: $916,905.
Table 3. Detailed insider trading at A10 Networks, Inc. (ATEN) , Part 2
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2021-08-17 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 2,387 | 13.48 | 32,176 |
| 2021-08-10 | Becker Brian (Chief Financial Officer) | Sale | 1,082 | 13.34 | 14,433 |
| 2021-08-10 | Becker Brian (Chief Financial Officer) | Option Ex | 3,334 | .00 | 0 |
| 2021-08-10 | Trivedi Dhrupad (Chief Executive Officer) | Sale | 4,597 | 13.34 | 61,323 |
| 2021-08-10 | Trivedi Dhrupad (Chief Executive Officer) | Option Ex | 125,000 | .00 | 0 |
| 2021-08-10 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 1,353 | .00 | 0 |
| 2021-08-10 | Cochran Robert D (EVP Legal & Corp Collaboration) | Option Ex | 20,468 | .00 | 0 |
| 2021-08-10 | Bruening Matthew P (EVP, Worldwide Sales & Mktg) | Sale | 1,394 | 13.34 | 18,595 |
| 2021-08-10 | Bruening Matthew P (EVP, Worldwide Sales & Mktg) | Option Ex | 33,334 | .00 | 0 |
| 2021-08-06 | Becker Brian (Chief Financial Officer) | Sale | 1,624 | 13.18 | 21,399 |
| 2021-08-02 | Becker Brian (Chief Financial Officer) | Option Ex | 9,314 | .00 | 0 |
| 2021-08-02 | Trivedi Dhrupad (Chief Executive Officer) | Option Ex | 39,587 | .00 | 0 |
| 2021-08-02 | Cochran Robert D (EVP Legal & Corp Collaboration) | Option Ex | 11,643 | .00 | 0 |
| 2021-08-02 | Bruening Matthew P (EVP, Worldwide Sales & Mktg) | Option Ex | 13,972 | .00 | 0 |
| 2021-05-06 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 2,627 | 8.82 | 23,170 |
| 2021-05-06 | Bruening Matthew P (EVP, Worldwide Sales & Mktg) | Sale | 1,877 | 8.82 | 16,555 |
| 2021-04-27 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 3,390 | 9.63 | 32,645 |
| 2021-04-05 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 2,295 | 9.87 | 22,651 |
| 2021-03-26 | Becker Brian (Chief Financial Officer) | Sale | 389 | 9.34 | 3,633 |
| 2021-03-26 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 2,381 | 9.34 | 22,238 |
| 2021-03-23 | Bruening Matthew P (EVP, Worldwide Sales & Mktg) | Option Ex | 33,333 | .00 | 0 |
| 2021-03-08 | Becker Brian (Chief Financial Officer) | Sale | 8,085 | 9.21 | 74,462 |
| 2021-02-19 | Becker Brian (Interim CFO) | Sale | 1,011 | 9.20 | 9,301 |
| 2021-02-19 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 2,375 | 9.20 | 21,850 |
| 2021-02-16 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 4,816 | 9.48 | 45,655 |
| 2021-02-02 | Becker Brian (Interim CFO) | Option Ex | 6,583 | .00 | 0 |
| 2021-02-02 | Trivedi Dhrupad (Chief Executive Officer) | Option Ex | 125,000 | .00 | 0 |
| 2021-02-02 | Cochran Robert D (EVP Legal & Corp Collaboration) | Option Ex | 20,467 | .00 | 0 |
| 2021-02-02 | Bruening Matthew P (EVP, Worldwide Sales & Mktg) | Option Ex | 33,333 | .00 | 0 |
| 2021-01-06 | Becker Brian (Interim CFO) | Sale | 4,222 | 9.64 | 40,700 |
| 2020-12-24 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 10.02 | 30,060 |
| 2020-12-07 | Trivedi Dhrupad (Chief Executive Officer) | Sale | 10,889 | 8.06 | 87,765 |
| 2020-11-24 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 8.24 | 24,720 |
| 2020-11-06 | Reiss Gunter (VP Worldwide Marketing) | Sale | 2,615 | 7.52 | 19,664 |
| 2020-10-26 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 7.03 | 21,090 |
| 2020-09-24 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 6.66 | 19,965 |
| 2020-08-24 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 8.27 | 24,810 |
| 2020-07-24 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 7.30 | 21,900 |
| 2020-07-07 | Constantino Thomas (EVP, Chief Financial Officer) | Sale | 15,622 | 6.65 | 103,886 |
| 2020-06-24 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 6.94 | 20,814 |
| 2020-05-22 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 6.68 | 20,040 |
| 2020-05-18 | Chen Lee | Sale | 2,200,000 | 6.00 | 13,200,000 |
| 2020-05-06 | Reiss Gunter (VP Worldwide Marketing) | Sale | 1,889 | 6.68 | 12,618 |
| 2020-05-06 | Constantino Thomas (EVP, Chief Financial Officer) | Sale | 2,577 | 6.68 | 17,214 |
| 2020-05-06 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 2,646 | 6.68 | 17,675 |
| 2020-04-27 | Reiss Gunter (VP Worldwide Marketing) | Sale | 2,539 | 6.84 | 17,366 |
| 2020-04-27 | Constantino Thomas (EVP, Chief Financial Officer) | Sale | 3,487 | 6.84 | 23,851 |
| 2020-04-27 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 3,422 | 6.84 | 23,406 |
| 2020-04-24 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 6.35 | 19,050 |
| 2020-04-20 | Reiss Gunter (VP Worldwide Marketing) | Sale | 1,201 | 6.55 | 7,866 |
| 2020-03-25 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 5.00 | 15,000 |
| 2020-02-24 | Reiss Gunter (VP Worldwide Marketing) | Sale | 3,000 | 7.19 | 21,576 |
| 2020-02-18 | Reiss Gunter (VP Worldwide Marketing) | Sale | 4,206 | 7.14 | 30,035 |
| 2020-02-13 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 9,778 | 7.19 | 70,303 |
| 2020-01-06 | White Christopher P. (EVP, Worldwide Sales) | Sale | 9,169 | 6.96 | 63,779 |
| 2019-11-06 | Reiss Gunter (VP Worldwide Marketing) | Sale | 2,639 | 7.15 | 18,866 |
| 2019-07-08 | Constantino Thomas (EVP, Chief Financial Officer) | Sale | 15,492 | 6.98 | 108,196 |
| 2019-04-30 | Reiss Gunter (VP Worldwide Marketing) | Sale | 2,588 | 6.44 | 16,677 |
| 2019-04-30 | Constantino Thomas (EVP, Chief Financial Officer) | Sale | 3,604 | 6.44 | 23,224 |
| 2019-04-30 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 3,535 | 6.44 | 22,779 |
| 2019-04-18 | Reiss Gunter (VP Worldwide Marketing) | Sale | 1,160 | 6.83 | 7,917 |
| 2019-02-19 | Reiss Gunter (VP Worldwide Marketing) | Sale | 4,209 | 6.68 | 28,111 |
| 2019-01-07 | White Christopher P. (EVP, Worldwide Sales) | Sale | 9,303 | 6.15 | 57,194 |
| 2018-11-06 | Reiss Gunter (VP Worldwide Marketing) | Sale | 8,366 | 6.14 | 51,342 |
| 2018-10-19 | Reiss Gunter (VP Worldwide Mktg & Bus Dev) | Sale | 1,087 | 5.93 | 6,445 |
| 2018-10-19 | Constantino Thomas (EVP, Chief Financial Officer) | Sale | 15,129 | 5.93 | 89,714 |
| 2018-02-20 | Reiss Gunter (VP Worldwide Mktg & Bus Dev) | Sale | 4,210 | 6.31 | 26,552 |
| 2018-02-13 | Cochran Robert D (EVP Legal & Corp Collaboration) | Sale | 20,010 | 6.32 | 126,234 |
| 2018-01-09 | Chen Lee (CEO and President) | Sale | 25,000 | 7.54 | 188,375 |
| 2018-01-02 | Chen Lee (CEO and President) | Sale | 25,000 | 7.71 | 192,650 |
| 2017-12-29 | Chen Lee (CEO and President) | Sale | 25,000 | 7.74 | 193,450 |
| 2017-12-21 | Chen Lee (CEO and President) | Sale | 25,000 | 7.81 | 195,275 |
| 2017-12-13 | Chen Lee (CEO and President) | Sale | 25,000 | 7.76 | 194,000 |
| 2017-12-05 | Chen Lee (CEO and President) | Sale | 25,000 | 7.66 | 191,450 |
| 2017-11-27 | Chen Lee (CEO and President) | Sale | 25,000 | 8.11 | 202,700 |
| 2017-11-16 | Chen Lee (CEO and President) | Sale | 25,000 | 7.30 | 182,500 |
| 2017-11-08 | Chen Lee (CEO and President) | Sale | 25,000 | 7.29 | 182,150 |
| 2017-11-06 | Reiss Gunter (VP Worldwide Mktg & Bus Dev) | Sale | 6,213 | 7.41 | 46,038 |
| 2017-10-31 | Henricks Alan S. (Director) | Sale | 22,590 | 7.34 | 165,742 |
| 2017-10-31 | Chen Lee (CEO and President) | Sale | 25,000 | 7.38 | 184,500 |
| 2017-10-23 | Chen Lee (CEO and President) | Sale | 25,000 | 7.53 | 188,200 |
| 2017-10-20 | Chen Lee (CEO and President) | Sale | 25,000 | 7.54 | 188,450 |
| 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 |
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.