Company · CIK 0001580808 · SIC 3576 — Computer Communications Equipment · NYSE
A10 Networks, Inc. · ATEN
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 25, 2026 SForm 4 → | Aug 25, 4:07 pm EDT | Dana Elizabeth WolfDirector | 2,652 | $25.65 | $68,024 | 57,409 | −4.42% | 10b5-1 |
| Aug 11, 2026 SForm 4 → | Aug 12, 4:25 pm EDT | Robert Scott WeberGeneral Counsel | 14,086 | $27.86 | $392,436 | 50,586 | −21.8% | 10b5-1 |
| Jul 6, 2026 FForm 4 → | Jul 6, 5:46 pm EDT | Robert Scott WeberGeneral Counsel | 1,897 | $36.30 | $68,861 | 64,672 | — | |
| Feb 19, 2019 SForm 4 → | Feb 20, 6:04 pm EST | Gunter ReissVP Worldwide Marketing | 4,209 | $6.68 | $28,113 | 145,807 | −2.81% | plan? |
| Jan 7, 2019 SForm 4 → | Jan 8, 4:27 pm EST | Christopher P. WhiteEVP, Worldwide Sales | 9,303 | $6.15 | $57,195 | 81,020 | −10.3% | plan? |
| Nov 7, 2018 AForm 4 → | Nov 9, 4:44 pm EST | Phillip J SalsburyDirector | 23,112 | — | — | 152,683 | — | plan? |
| Nov 7, 2018 AForm 4 → | Nov 9, 4:43 pm EST | Alan S. HenricksDirector | 23,112 | — | — | 65,093 | — | plan? |
| Nov 7, 2018 AForm 4 → | Nov 9, 4:41 pm EST | Tor BrahamDirector | 13,482 | — | — | 73,197 | — | plan? |
| Nov 7, 2018 AForm 4 → | Nov 9, 4:22 pm EST | SUMMIT PARTNERS L P +9Director, 10% Owner | 23,112 | — | — | 9,515,529 | — | plan? |
| Nov 7, 2018 AForm 4 → | Nov 9, 4:21 pm EST | Peter Y ChungDirector, 10% Owner | 23,112 | — | — | 9,515,529 | — | plan? |
| Nov 6, 2018 SForm 4 → | Nov 7, 5:09 pm EST | Gunter ReissVP Worldwide Marketing | 8,366 | $6.14 | $51,342 | 150,016 | −5.28% | plan? |
| Oct 22, 2018 AForm 4 → | Oct 23, 9:18 pm EDT | Christopher P. WhiteEVP, Worldwide Sales | 90,323 | — | — | 90,323 | — | plan? |
| Oct 22, 2018 AForm 4 → | Oct 23, 9:16 pm EDT | Gunter ReissVP Worldwide Marketing | 28,846 | — | — | 158,382 | — | plan? |
| Oct 22, 2018 AForm 4 → | Oct 23, 9:14 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 38,879 | — | — | 195,844 | — | plan? |
| Oct 22, 2018 AForm 4 → | Oct 23, 9:12 pm EDT | Thomas ConstantinoEVP, Chief Financial Officer | 40,134 | — | — | 199,848 | — | plan? |
| Oct 19, 2018 SForm 4/A → | Oct 22, 6:05 pm EDT | Gunter ReissVP Worldwide Mktg & Bus Dev | 1,183 | $5.93 | $7,015 | 129,536 | −0.90% | plan? |
| Oct 19, 2018 SForm 4/A → | Oct 22, 6:04 pm EDT | Thomas ConstantinoEVP, Chief Financial Officer | 15,286 | $5.93 | $90,646 | 159,714 | −8.73% | plan? |
| Oct 19, 2018 SForm 4 → | Oct 19, 5:25 pm EDT | Gunter ReissVP Worldwide Mktg & Bus Dev | 1,087 | $5.93 | $6,446 | 129,632 | −0.83% | plan? amended |
| Oct 19, 2018 SForm 4 → | Oct 19, 5:23 pm EDT | Thomas ConstantinoEVP, Chief Financial Officer | 15,129 | $5.93 | $89,715 | 159,871 | −8.65% | plan? amended |
| Mar 14, 2018 AForm 4 → | Mar 16, 4:29 pm EDT | Tor BrahamDirector | 34,615 | — | — | 59,715 | — | plan? |
| Feb 20, 2018 SForm 4 → | Feb 21, 4:04 pm EST | Gunter ReissVP Worldwide Mktg & Bus Dev | 4,210 | $6.31 | $26,552 | 130,719 | −3.12% | plan? |
| Feb 13, 2018 SForm 4 → | Feb 15, 2019, 4:08 pm EST | Robert D CochranEVP Legal & Corp Collaboration | 9,813 | $6.65 | $65,256 | 186,031 | −5.01% | plan? late |
| Feb 13, 2018 SForm 4 → | Feb 15, 4:58 pm EST | Robert D CochranEVP Legal & Corp Collaboration, Director | 10,197 | $5.98 | $60,978 | 156,965 | −6.10% | plan? |
| Jan 9, 2018 SForm 4 → | Jan 10, 8:22 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.54 | $188,375 | 9,961,538 | −0.25% | plan? |
| Jan 2, 2018 SForm 4 → | Jan 4, 4:07 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.71 | $192,650 | 9,986,538 | −0.25% | plan? |
| Dec 29, 2017 SForm 4 → | Jan 2, 2018, 4:23 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.74 | $193,450 | 10,011,538 | −0.25% | plan? |
| Dec 21, 2017 SForm 4 → | Dec 22, 4:11 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.81 | $195,275 | 10,036,538 | −0.25% | plan? |
| Dec 13, 2017 SForm 4 → | Dec 14, 5:26 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.76 | $194,000 | 10,061,538 | −0.25% | plan? |
| Dec 6, 2017 AForm 4 → | Dec 8, 6:22 pm EST | Gunter ReissVP Worldwide Mktg & Bus Dev | 30,000 | — | — | 134,929 | — | plan? amended |
| Dec 5, 2017 SForm 4 → | Dec 6, 6:36 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.66 | $191,450 | 10,086,538 | −0.25% | plan? |
| Dec 3, 2017 AForm 4/A → | Dec 21, 6:42 pm EST | Gunter ReissVP Worldwide Mktg & Bus Dev | 30,000 | — | — | 134,929 | — | plan? |
| Dec 3, 2017 AForm 4 → | Dec 5, 7:30 pm EST | Gunter ReissVP Worldwide Mktg & Bus Dev | 30,000 | — | — | 134,929 | — | plan? amended |
| Nov 27, 2017 SForm 4 → | Nov 29, 4:02 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.11 | $202,700 | 10,111,538 | −0.25% | plan? |
| Nov 22, 2017 SForm 4 → | Nov 27, 4:38 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.07 | $201,675 | 10,136,538 | −0.25% | plan? |
| Nov 16, 2017 SForm 4 → | Nov 17, 7:35 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.30 | $182,500 | 10,161,538 | −0.25% | plan? |
| Nov 8, 2017 SForm 4 → | Nov 9, 6:02 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.29 | $182,150 | 10,186,538 | −0.24% | plan? |
| Nov 6, 2017 SForm 4 → | Nov 7, 4:20 pm EST | Gunter ReissVP Worldwide Mktg & Bus Dev | 6,213 | $7.41 | $46,038 | 103,429 | −5.67% | plan? |
| Oct 31, 2017 SForm 4 → | Nov 1, 7:29 pm EDT | Alan S. HenricksDirector | 22,590 | $7.34 | $165,743 | 41,981 | −35.0% | plan? |
| Oct 31, 2017 SForm 4 → | Nov 1, 4:17 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.38 | $184,500 | 10,211,538 | −0.24% | plan? |
| Oct 23, 2017 SForm 4 → | Oct 24, 4:24 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.53 | $188,200 | 10,236,538 | −0.24% | plan? |
| Oct 20, 2017 SForm 4 → | Oct 23, 4:24 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.54 | $188,450 | 10,261,538 | −0.24% | plan? |
| Oct 13, 2017 SForm 4 → | Oct 16, 4:24 pm EDT | Raymond J SmetsEVP of Worldwide Sales | 6,945 | $7.67 | $53,247 | 149,725 | −4.43% | plan? |
| Oct 12, 2017 SForm 4 → | Oct 13, 4:46 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.62 | $190,500 | 10,286,538 | −0.24% | plan? |
| Oct 4, 2017 SForm 4 → | Oct 6, 4:04 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.73 | $193,225 | 10,311,538 | −0.24% | plan? |
| Oct 2, 2017 SForm 4 → | Oct 3, 4:12 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 8,000 | $7.63 | $61,056 | 165,662 | −4.61% | plan? |
| Sep 29, 2017 SForm 4 → | Oct 2, 4:16 pm EDT | Raymond J SmetsEVP of Worldwide Sales | 13,890 | $7.53 | $104,522 | 156,670 | −8.14% | plan? |
| Sep 26, 2017 SForm 4 → | Sep 27, 4:02 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.57 | $164,275 | 10,336,538 | −0.24% | plan? |
| Sep 18, 2017 SForm 4 → | Sep 19, 4:08 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.66 | $166,525 | 10,361,538 | −0.24% | plan? |
| Sep 15, 2017 SForm 4 → | Sep 18, 4:09 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.72 | $167,975 | 10,386,538 | −0.24% | plan? |
| Sep 14, 2017 SForm 4 → | Sep 15, 4:39 pm EDT | Neil Wu BeckerVP Worldwide Mktg and Comm | 5,155 | $6.74 | $34,760 | 118,946 | −4.15% | plan? |
| Sep 7, 2017 SForm 4 → | Sep 8, 4:10 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.57 | $164,350 | 10,411,538 | −0.24% | plan? |
| Sep 1, 2017 SForm 4 → | Sep 5, 4:20 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 8,000 | $6.57 | $52,520 | 173,662 | −4.40% | plan? |
| Aug 30, 2017 SForm 4 → | Aug 31, 4:03 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.48 | $161,900 | 10,436,538 | −0.24% | plan? |
| Aug 22, 2017 SForm 4 → | Aug 23, 4:06 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.09 | $152,125 | 10,461,538 | −0.24% | plan? |
| Aug 14, 2017 SForm 4 → | Aug 15, 4:03 pm EDT | Alan S. HenricksDirector | 10,000 | $6.40 | $63,980 | 64,571 | −13.4% | plan? |
| Aug 14, 2017 SForm 4 → | Aug 15, 4:02 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.41 | $160,275 | 10,486,538 | −0.24% | plan? |
| Aug 11, 2017 SForm 4 → | Aug 11, 6:35 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.34 | $158,450 | 10,511,538 | −0.24% | plan? |
| Aug 10, 2017 SForm 4 → | Aug 11, 5:48 pm EDT | Neil Wu BeckerVP Worldwide Mktg and Comm | 5,156 | $6.50 | $33,488 | 124,101 | −3.99% | plan? |
| Aug 7, 2017 SForm 4 → | Aug 8, 4:04 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 8,000 | $6.76 | $54,040 | 181,662 | −4.22% | plan? |
| Aug 3, 2017 SForm 4 → | Aug 4, 4:01 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.81 | $170,125 | 10,536,538 | −0.24% | plan? |
| Jul 26, 2017 SForm 4 → | Jul 26, 6:15 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.35 | $158,825 | 10,561,538 | −0.24% | plan? |
| Jul 18, 2017 SForm 4 → | Jul 19, 4:59 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $6.99 | $174,750 | 10,586,538 | −0.24% | plan? |
| Jul 10, 2017 SForm 4 → | Jul 11, 4:56 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.02 | $200,525 | 10,611,538 | −0.24% | plan? |
| Jul 7, 2017 SForm 4 → | Jul 10, 5:29 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.06 | $201,450 | 10,636,538 | −0.23% | plan? |
| Jul 5, 2017 SForm 4 → | Jul 6, 4:15 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 5,000 | $8.13 | $40,665 | 189,662 | −2.57% | plan? |
| Jun 29, 2017 SForm 4 → | Jun 30, 4:31 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.48 | $211,925 | 10,661,538 | −0.23% | plan? |
| Jun 21, 2017 SForm 4 → | Jun 23, 4:08 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.46 | $211,450 | 10,686,538 | −0.23% | plan? |
| Jun 14, 2017 AForm 4 → | Jun 15, 5:01 pm EDT | Thomas ConstantinoEVP, Chief Financial Officer | 175,000 | — | — | 175,000 | — | plan? |
| Jun 13, 2017 SForm 4 → | Jun 14, 4:02 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.49 | $212,325 | 10,711,538 | −0.23% | plan? |
| Jun 5, 2017 SForm 4 → | Jun 7, 4:18 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.37 | $209,345 | 10,736,538 | −0.23% | plan? |
| Jun 2, 2017 SForm 4 → | Jun 5, 4:17 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.48 | $212,075 | 10,761,538 | −0.23% | plan? |
| Jun 1, 2017 SForm 4 → | Jun 5, 4:16 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 5,000 | $8.37 | $41,855 | 194,662 | −2.50% | plan? |
| May 31, 2017 AForm 4 → | Jun 2, 4:15 pm EDT | Phillip J SalsburyDirector | 18,359 | — | — | 129,571 | — | plan? |
| May 31, 2017 AForm 4 → | Jun 2, 4:14 pm EDT | Alan S. HenricksDirector | 18,359 | — | — | 74,571 | — | plan? |
| May 31, 2017 SForm 4 → | Jun 2, 4:14 pm EDT | Shiva Kumar NatarajanInterim CFO | 4,430 | $8.36 | $37,035 | 73,737 | −5.67% | plan? |
| May 31, 2017 AForm 4 → | Jun 2, 4:09 pm EDT | SUMMIT PARTNERS L P +910% Owner | 18,359 | — | — | 9,492,417 | — | plan? |
| May 31, 2017 AForm 4 → | Jun 2, 4:07 pm EDT | Peter Y ChungDirector, 10% Owner | 18,359 | — | — | 9,492,417 | — | plan? |
| May 25, 2017 SForm 4 → | May 26, 4:11 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.26 | $206,575 | 10,786,538 | −0.23% | plan? |
| May 17, 2017 SForm 4 → | May 19, 4:22 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.15 | $203,625 | 10,811,538 | −0.23% | plan? |
| May 15, 2017 SForm 4 → | May 17, 6:21 pm EDT | Shiva Kumar NatarajanInterim CFO | 812 | $8.28 | $6,723 | 76,667 | −1.05% | plan? |
| May 11, 2017 SForm 4 → | May 12, 4:29 pm EDT | Raymond J SmetsEVP of Worldwide Sales | 6,890 | $8.16 | $56,236 | 169,060 | −3.92% | plan? |
| May 9, 2017 SForm 4 → | May 11, 4:16 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.19 | $204,700 | 10,836,538 | −0.23% | plan? |
| May 1, 2017 SForm 4 → | May 3, 4:10 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 5,000 | $7.96 | $39,775 | 198,162 | −2.46% | plan? |
| May 1, 2017 SForm 4 → | May 3, 4:06 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $7.95 | $198,825 | 10,861,538 | −0.23% | plan? |
| Apr 28, 2017 SForm 4 → | May 1, 4:05 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.10 | $202,508 | 10,886,538 | −0.23% | plan? |
| Apr 20, 2017 SForm 4 → | Apr 21, 4:17 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.78 | $219,375 | 10,911,538 | −0.23% | plan? |
| Apr 12, 2017 SForm 4 → | Apr 13, 6:38 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $8.86 | $221,375 | 10,936,538 | −0.23% | plan? |
| Apr 6, 2017 SForm 4 → | Apr 7, 4:14 pm EDT | Neil Wu BeckerVP Worldwide Mktg and Comm | 9,534 | $8.77 | $83,575 | 128,118 | −6.93% | plan? |
| Apr 5, 2017 SForm 4 → | Apr 7, 4:13 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 5,000 | $8.99 | $44,970 | 203,162 | −2.40% | plan? |
| Apr 4, 2017 SForm 4 → | Apr 6, 4:01 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $9.04 | $226,100 | 10,961,538 | −0.23% | plan? |
| Mar 31, 2017 AForm 4 → | Apr 4, 6:09 pm EDT | Neil Wu BeckerVP Worldwide Mktg and Comm | 36,525 | — | — | 137,652 | — | plan? |
| Mar 31, 2017 AForm 4 → | Apr 4, 6:09 pm EDT | Robert D CochranEVP Legal & Corp Collaboration, Director | 46,569 | — | — | 208,162 | — | plan? |
| Mar 31, 2017 AForm 4 → | Apr 4, 6:08 pm EDT | Raymond J SmetsEVP of Worldwide Sales | 52,657 | — | — | 175,950 | — | plan? |
| Mar 31, 2017 AForm 4 → | Apr 4, 6:07 pm EDT | Rajkumar JalanChief Technology Officer | 64,832 | — | — | 425,132 | — | plan? |
| Mar 31, 2017 AForm 4 → | Apr 4, 6:06 pm EDT | Shiva Kumar NatarajanInterim CFO | 35,000 | — | — | 77,479 | — | plan? |
| Mar 31, 2017 AForm 4 → | Apr 4, 6:04 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 121,750 | — | — | 10,986,538 | — | plan? |
| Mar 27, 2017 SForm 4 → | Mar 29, 5:27 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $9.14 | $228,375 | 10,864,788 | −0.23% | plan? |
| Mar 24, 2017 SForm 4 → | Mar 27, 5:13 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $9.21 | $230,200 | 10,889,788 | −0.23% | plan? |
| Mar 16, 2017 SForm 4 → | Mar 17, 4:16 pm EDT | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $9.24 | $230,875 | 10,914,788 | −0.23% | plan? |
| Mar 8, 2017 SForm 4 → | Mar 10, 4:05 pm EST | Lee ChenCEO and President, Director, 10% Owner | 25,000 | $9.16 | $228,900 | 10,939,788 | −0.23% | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Oct 22, 2018 AForm 4 → | Oct 23, 9:18 pm EDT | Christopher P. WhiteEVP, Worldwide Sales | 316,742 | — | — | 316,742 | — | |
| Dec 6, 2017 AForm 4 → | Dec 8, 6:22 pm EST | Gunter ReissVP Worldwide Mktg & Bus Dev | 75,000 | — | — | 75,000 | — | amended |
| Dec 3, 2017 AForm 4/A → | Dec 21, 6:42 pm EST | Gunter ReissVP Worldwide Mktg & Bus Dev | 75,000 | — | — | 75,000 | — | |
| Dec 3, 2017 AForm 4 → | Dec 5, 7:30 pm EST | Gunter ReissVP Worldwide Mktg & Bus Dev | 75,000 | — | — | 75,000 | — | amended |
| Jun 14, 2017 AForm 4 → | Jun 15, 5:01 pm EDT | Thomas ConstantinoEVP, Chief Financial Officer | 135,000 | — | — | 135,000 | — | |
| Feb 12, 2016 AForm 4 → | Feb 17, 4:33 pm EST | Greg StraughnChief Financial Officer | 92,000 | — | — | 92,000 | — | |
| Feb 12, 2016 AForm 4 → | Feb 17, 4:32 pm EST | Raymond J SmetsVP of Worldwide Sales | 85,000 | — | — | 85,000 | — | |
| Feb 12, 2016 AForm 4 → | Feb 17, 4:32 pm EST | Sanjay KapoorVP of Global Marketing | 35,500 | — | — | 35,500 | — | |
| Feb 12, 2016 AForm 4 → | Feb 17, 4:31 pm EST | Rajkumar JalanChief Technology Officer | 92,000 | — | — | 92,000 | — | |
| Feb 12, 2016 AForm 4 → | Feb 17, 4:31 pm EST | Robert D CochranVP, Legal & Corp Collaboration, Director | 85,000 | — | — | 85,000 | — | |
| Feb 12, 2016 AForm 4 → | Feb 17, 4:30 pm EST | Lee ChenCEO and President, Director, 10% Owner | 282,500 | — | — | 282,500 | — |