NYSE:ATEN | Insider Transactions | A10 Networks, Inc.

ATEN Insider Transactions

407 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.

ATEN insiders transaction timeline

PurchaseSale
2014-03-21: 1 purchase — CHEN LEE2014-05-27: 1 purchase — CHEN LEE2014-06-05: 1 purchase — SALSBURY PHILLIP J2015-08-04: 1 purchase — CHEN LEE2015-08-05: 1 purchase — CHEN LEE2015-08-06: 1 purchase — CHEN LEE2015-08-07: 1 purchase — CHEN LEE2015-08-10: 1 purchase — CHEN LEE2015-08-10: 1 sale — COCHRAN ROBERT D2015-08-11: 1 purchase — CHEN LEE2015-08-12: 1 purchase — CHEN LEE2015-08-13: 1 purchase — CHEN LEE2015-08-14: 1 purchase — CHEN LEE2015-08-17: 1 purchase — CHEN LEE2015-08-19: 1 purchase — CHEN LEE2015-08-20: 1 purchase — CHEN LEE2015-08-21: 1 purchase — CHEN LEE2015-08-24: 2 purchases — CHEN LEE2015-08-25: 2 purchases — SALSBURY PHILLIP J, CHEN LEE2015-11-10: 1 sale — COCHRAN ROBERT D2015-12-01: 1 sale — COCHRAN ROBERT D2016-07-11: 1 sale — COCHRAN ROBERT D2016-08-05: 1 sale — COCHRAN ROBERT D2016-09-01: 1 sale — COCHRAN ROBERT D2016-10-05: 1 sale — COCHRAN ROBERT D2016-11-01: 1 sale — COCHRAN ROBERT D2016-12-01: 1 sale — COCHRAN ROBERT D2017-01-05: 1 sale — COCHRAN ROBERT D2017-02-01: 1 sale — COCHRAN ROBERT D2017-02-13: 3 sales — SMETS RAYMOND J, COCHRAN ROBERT D, Straughn Greg2017-02-17: 1 sale — CHEN LEE2017-02-21: 1 sale — CHEN LEE2017-02-28: 1 sale — CHEN LEE2017-03-01: 1 sale — COCHRAN ROBERT D2017-03-08: 1 sale — CHEN LEE2017-03-16: 1 sale — CHEN LEE2017-03-24: 1 sale — CHEN LEE2017-03-27: 1 sale — CHEN LEE2017-04-04: 1 sale — CHEN LEE2017-04-05: 1 sale — COCHRAN ROBERT D2017-04-06: 1 sale — Becker Neil Wu2017-04-12: 1 sale — CHEN LEE2017-04-20: 1 sale — CHEN LEE2017-04-28: 2 sales — CHEN LEE2017-05-01: 2 sales — COCHRAN ROBERT D, CHEN LEE2017-05-09: 1 sale — CHEN LEE2017-05-11: 1 sale — SMETS RAYMOND J2017-05-15: 1 sale — Natarajan Shiva Kumar2017-05-17: 1 sale — CHEN LEE2017-05-25: 1 sale — CHEN LEE2017-05-31: 1 sale — Natarajan Shiva Kumar2017-06-01: 1 sale — COCHRAN ROBERT D2017-06-02: 1 sale — CHEN LEE2017-06-05: 1 sale — CHEN LEE2017-06-13: 1 sale — CHEN LEE2017-06-21: 1 sale — CHEN LEE2017-06-29: 1 sale — CHEN LEE2017-07-05: 1 sale — COCHRAN ROBERT D2017-07-07: 1 sale — CHEN LEE2017-07-10: 1 sale — CHEN LEE2017-07-18: 1 sale — CHEN LEE2017-07-26: 1 sale — CHEN LEE2017-08-03: 1 sale — CHEN LEE2017-08-07: 1 sale — COCHRAN ROBERT D2017-08-10: 1 sale — Becker Neil Wu2017-08-11: 1 sale — CHEN LEE2017-08-14: 2 sales — Henricks Alan S., CHEN LEE2017-08-22: 1 sale — CHEN LEE2017-08-30: 1 sale — CHEN LEE2017-09-01: 1 sale — COCHRAN ROBERT D2017-09-07: 1 sale — CHEN LEE2017-09-14: 1 sale — Becker Neil Wu2017-09-15: 1 sale — CHEN LEE2017-09-18: 1 sale — CHEN LEE2017-09-26: 1 sale — CHEN LEE2017-09-29: 1 sale — SMETS RAYMOND J2017-10-02: 1 sale — COCHRAN ROBERT D2017-10-04: 1 sale — CHEN LEE2017-10-12: 1 sale — CHEN LEE2017-10-13: 1 sale — SMETS RAYMOND J2017-10-20: 1 sale — CHEN LEE2017-10-23: 1 sale — CHEN LEE2017-10-31: 2 sales — Henricks Alan S., CHEN LEE2017-11-06: 1 sale — Reiss Gunter2017-11-08: 1 sale — CHEN LEE2017-11-16: 1 sale — CHEN LEE2017-11-22: 1 sale — CHEN LEE2017-11-27: 1 sale — CHEN LEE2017-12-05: 1 sale — CHEN LEE2017-12-13: 1 sale — CHEN LEE2017-12-21: 1 sale — CHEN LEE2017-12-29: 1 sale — CHEN LEE2018-01-02: 1 sale — CHEN LEE2018-01-09: 1 sale — CHEN LEE2018-02-13: 2 sales — COCHRAN ROBERT D2018-02-20: 1 sale — Reiss Gunter2018-10-19: 4 sales — Reiss Gunter, Constantino Thomas2018-11-06: 1 sale — Reiss Gunter2019-01-07: 1 sale — White Christopher P.2019-02-19: 1 sale — Reiss Gunter2019-04-18: 1 sale — Reiss Gunter2019-04-30: 3 sales — Reiss Gunter, Constantino Thomas, COCHRAN ROBERT D2019-07-08: 1 sale — Constantino Thomas2019-11-06: 1 sale — Reiss Gunter2020-01-06: 1 sale — White Christopher P.2020-02-13: 1 sale — COCHRAN ROBERT D2020-02-18: 1 sale — Reiss Gunter2020-02-24: 1 sale — Reiss Gunter2020-03-25: 1 sale — Reiss Gunter2020-04-20: 1 sale — Reiss Gunter2020-04-24: 1 sale — Reiss Gunter2020-04-27: 3 sales — Reiss Gunter, Constantino Thomas, COCHRAN ROBERT D2020-05-06: 3 sales — COCHRAN ROBERT D, Reiss Gunter, Constantino Thomas2020-05-18: 1 sale — CHEN LEE2020-05-22: 1 sale — Reiss Gunter2020-06-24: 1 sale — Reiss Gunter2020-07-07: 1 sale — Constantino Thomas2020-07-24: 1 sale — Reiss Gunter2020-08-24: 1 sale — Reiss Gunter2020-09-24: 1 sale — Reiss Gunter2020-10-26: 1 sale — Reiss Gunter2020-11-06: 1 sale — Reiss Gunter2020-11-24: 1 sale — Reiss Gunter2020-12-07: 1 sale — Trivedi Dhrupad2020-12-24: 1 sale — Reiss Gunter2021-01-06: 1 sale — Becker Brian2021-02-16: 1 sale — COCHRAN ROBERT D2021-02-19: 2 sales — Becker Brian, COCHRAN ROBERT D2021-03-08: 1 sale — Becker Brian2021-03-26: 2 sales — COCHRAN ROBERT D, Becker Brian2021-04-05: 1 sale — COCHRAN ROBERT D2021-04-27: 1 sale — COCHRAN ROBERT D2021-05-06: 2 sales — BRUENING MATTHEW P, COCHRAN ROBERT D2021-08-06: 1 sale — Becker Brian2021-08-10: 4 sales — BRUENING MATTHEW P, Trivedi Dhrupad, COCHRAN ROBERT D and 1 more2021-08-17: 2 sales — Becker Brian, COCHRAN ROBERT D2021-08-31: 4 sales — BRUENING MATTHEW P, COCHRAN ROBERT D, Becker Brian and 1 more2021-09-17: 4 sales — COCHRAN ROBERT D, Becker Brian, BRUENING MATTHEW P and 1 more2021-09-21: 1 sale — COCHRAN ROBERT D2021-11-01: 18 sales — COCHRAN ROBERT D, BRUENING MATTHEW P, Singer Eric and 4 more2021-11-02: 15 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Special Opportunities Fund III, LP and 2 more2021-11-03: 15 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Special Opportunities Fund III, LP and 2 more2021-12-06: 1 sale — Trivedi Dhrupad2021-12-07: 10 sales — SUMMIT PARTNERS L P, MANNION MARTIN J, Summit Investors I, LLC and 7 more2022-01-06: 1 sale — Becker Brian2022-01-21: 1 sale — COCHRAN ROBERT D2022-01-31: 4 sales — COCHRAN ROBERT D, BRUENING MATTHEW P, Becker Brian and 1 more2022-02-03: 4 sales — BRUENING MATTHEW P, COCHRAN ROBERT D, Becker Brian and 1 more2022-03-14: 4 sales — COCHRAN ROBERT D, BRUENING MATTHEW P, Becker Brian and 1 more2022-04-04: 1 sale — COCHRAN ROBERT D2022-04-22: 1 sale — COCHRAN ROBERT D2022-04-26: 1 sale — COCHRAN ROBERT D2022-04-27: 1 sale — COCHRAN ROBERT D2022-05-05: 9 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Opportunities Fund, LP - Series Two2022-05-06: 8 sales — COCHRAN ROBERT D, BRUENING MATTHEW P, Singer Eric and 2 more2022-05-09: 3 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Opportunities Fund, LP - Series Two2022-05-16: 1 sale — COCHRAN ROBERT D2022-05-18: 6 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Opportunities Fund, LP - Series Two2022-05-19: 6 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Opportunities Fund, LP - Series Two2022-05-24: 6 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Opportunities Fund, LP - Series Two2022-05-25: 6 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Opportunities Fund, LP - Series Two2022-05-26: 2 sales — BRUENING MATTHEW P, Becker Brian2022-06-07: 11 sales — Singer Eric, VIEX Opportunities Fund, LP - Series Two, VIEX Opportunities Fund, LP Series One2022-06-27: 1 sale — COCHRAN ROBERT D2022-08-01: 3 sales — BRUENING MATTHEW P, Becker Brian, Trivedi Dhrupad2022-08-04: 9 sales — BRUENING MATTHEW P, Singer Eric, VIEX Opportunities Fund, LP Series One2022-08-08: 1 sale — Trivedi Dhrupad2022-08-09: 4 sales — BRUENING MATTHEW P, Becker Brian, Trivedi Dhrupad2022-08-10: 1 sale — Trivedi Dhrupad2022-08-12: 1 sale — BRUENING MATTHEW P2022-08-18: 3 sales — Trivedi Dhrupad, BRUENING MATTHEW P, Becker Brian2022-09-06: 3 sales — BRUENING MATTHEW P, Becker Brian, Trivedi Dhrupad2022-11-03: 1 sale — BRUENING MATTHEW P2022-11-04: 1 sale — Becker Brian2022-11-07: 4 sales — Singer Eric, VIEX Opportunities Fund, LP Series One, VIEX Capital Advisors, LLC and 1 more2022-11-15: 1 sale — CHUNG PETER Y2022-12-06: 1 sale — Trivedi Dhrupad2023-01-30: 3 sales — Becker Brian, BRUENING MATTHEW P, Trivedi Dhrupad2023-02-02: 3 sales — Becker Brian, BRUENING MATTHEW P, Trivedi Dhrupad2023-02-03: 3 sales — Becker Brian, BRUENING MATTHEW P, Trivedi Dhrupad2023-02-14: 3 sales — Becker Brian, BRUENING MATTHEW P, Trivedi Dhrupad2023-02-16: 1 sale — BRUENING MATTHEW P2023-03-13: 3 sales — Trivedi Dhrupad, BRUENING MATTHEW P, Becker Brian2023-05-08: 1 sale — BRUENING MATTHEW P2023-05-12: 1 sale — BRUENING MATTHEW P2023-05-16: 1 sale — Trivedi Dhrupad2023-05-19: 1 sale — Becker Brian2023-07-06: 1 sale — Weber Robert Scott2023-07-28: 1 sale — Weber Robert Scott2023-07-31: 3 sales — Becker Brian, BRUENING MATTHEW P, Trivedi Dhrupad2023-08-03: 1 sale — Becker Brian2023-08-07: 3 sales — Becker Brian, BRUENING MATTHEW P, Trivedi Dhrupad2023-08-08: 1 sale — BRUENING MATTHEW P2023-08-18: 3 sales — Becker Brian, BRUENING MATTHEW P, Trivedi Dhrupad2023-09-05: 3 sales — Becker Brian, BRUENING MATTHEW P, Trivedi Dhrupad2023-11-13: 1 sale — BRUENING MATTHEW P2023-12-06: 1 sale — Trivedi Dhrupad2024-01-24: 2 sales — Becker Brian, Trivedi Dhrupad2024-01-29: 1 sale — Trivedi Dhrupad2024-02-02: 5 sales — Trivedi Dhrupad, Becker Brian, Weber Robert Scott2024-02-05: 2 sales — Trivedi Dhrupad, Becker Brian2024-02-13: 1 sale — Becker Brian2024-03-05: 1 sale — Trivedi Dhrupad2024-05-20: 1 sale — CHUNG PETER Y2024-11-12: 1 sale — Thomas Karen S.2024-11-13: 1 sale — CHUNG PETER Y2024-11-14: 1 sale — CHUNG PETER Y2024-11-27: 1 sale — Becker Brian2024-12-06: 1 sale — Weber Robert Scott2025-02-28: 1 sale — Trivedi Dhrupad2025-03-03: 1 sale — Trivedi Dhrupad2025-03-04: 1 sale — Trivedi Dhrupad2025-05-27: 1 sale — Weber Robert Scott2025-05-28: 1 sale — Weber Robert Scott2025-08-13: 1 sale — Becker Brian2026-02-11: 1 sale — Trivedi Dhrupad2026-02-12: 1 sale — Trivedi Dhrupad2026-02-13: 1 sale — Trivedi Dhrupad2026-05-05: 1 sale — Singer Eric2026-08-11: 1 sale — Weber Robert Scott2026-08-25: 1 sale — Wolf Dana Elizabeth2014-03-212026-08-25
Insider profileRoleDateTransactionSharesPrice
Wolf Dana ElizabethDirector2026-08-25Sale2,652$25.65
Weber Robert ScottGeneral Counsel2026-08-11Sale14,086$27.86
Singer EricDirector2026-05-05Sale24,698.0$27.21
Trivedi DhrupadChief Executive Officer2026-02-13Sale33,334.0$20.55
Trivedi DhrupadChief Executive Officer2026-02-12Sale33,333.0$20.56
Trivedi DhrupadChief Executive Officer2026-02-11Sale33,333.0$20.69
Becker BrianChief Financial Officer2025-08-13Sale6,400.0$18.03
Weber Robert ScottGeneral Counsel2025-05-28Sale2,500.0$17.48
Weber Robert ScottGeneral Counsel2025-05-27Sale2,500.0$17.26
Trivedi DhrupadChief Executive Officer2025-03-04Sale26,813.0$19.8
Trivedi DhrupadChief Executive Officer2025-03-03Sale26,812.0$20.59
Trivedi DhrupadChief Executive Officer2025-02-28Sale26,813.0$20.57
Weber Robert ScottGeneral Counsel2024-12-06Sale812.0$18.19
Becker BrianChief Financial Officer2024-11-27Sale1,200.0$16.95
CHUNG PETER YDirector2024-11-14Sale23,754.0$16.36
CHUNG PETER YDirector2024-11-13Sale78,479.0$16.59
Thomas Karen S.EVP, Worldwide Sales and Mkt2024-11-12Sale6,162.0$16.7
CHUNG PETER YDirector2024-05-20Sale3,296,047.0$15.4
Trivedi DhrupadChief Executive Officer2024-03-05Sale60,606.0$13.27
Becker BrianChief Financial Officer2024-02-13Sale15,000.0$12.93
Trivedi DhrupadChief Executive Officer2024-02-05Sale8,679.0$13.06
Becker BrianChief Financial Officer2024-02-05Sale2,047.0$13.06
Trivedi DhrupadChief Executive Officer2024-02-02Sale18,195.0$13.21
Trivedi DhrupadChief Executive Officer2024-02-02Sale10,762.0$13.21
Becker BrianChief Financial Officer2024-02-02Sale2,564.0$13.21
Becker BrianChief Financial Officer2024-02-02Sale1,784.0$13.21
Weber Robert ScottGeneral Counsel2024-02-02Sale1,509.0$13.21
Trivedi DhrupadChief Executive Officer2024-01-29Sale21,498.0$13.58
Becker BrianChief Financial Officer2024-01-24Sale1,375.0$14.03
Trivedi DhrupadChief Executive Officer2024-01-24Sale8,809.0$14.03
Trivedi DhrupadChief Executive Officer2023-12-06Sale15,729.0$12.71
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-11-13Sale5,151.0$12.12
Becker BrianChief Financial Officer2023-09-05Sale1,559.0$15.1
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-09-05Sale2,085.0$15.1
Trivedi DhrupadChief Executive Officer2023-09-05Sale6,622.0$15.1
Becker BrianChief Financial Officer2023-08-18Sale1,556.0$14.46
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-08-18Sale2,080.0$14.46
Trivedi DhrupadChief Executive Officer2023-08-18Sale6,607.0$14.46
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-08-08Sale8,641.0$15.38
Becker BrianChief Financial Officer2023-08-07Sale2,886.0$15.46
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-08-07Sale5,036.0$15.46
Trivedi DhrupadChief Executive Officer2023-08-07Sale21,181.0$15.46
Becker BrianChief Financial Officer2023-08-03Sale12,347.0$15.5
Becker BrianChief Financial Officer2023-07-31Sale1,565.0$15.37
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-07-31Sale2,092.0$15.37
Trivedi DhrupadChief Executive Officer2023-07-31Sale6,646.0$15.37
Weber Robert ScottGeneral Counsel2023-07-28Sale1,860.0$15.48
Weber Robert ScottGeneral Counsel2023-07-06Sale1,870.0$14.02
Becker BrianChief Financial Officer2023-05-19Sale12,500.0$14.13
Trivedi DhrupadChief Executive Officer2023-05-16Sale47,336.0$13.87
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-05-12Sale11,301.0$13.96
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-05-08Sale2,766.0$13.78
Trivedi DhrupadChief Executive Officer2023-03-13Sale20,965.0$14.37
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-03-13Sale3,294.0$14.37
Becker BrianChief Financial Officer2023-03-13Sale526.0$14.37
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-02-16Sale18,150.0$15.0
Becker BrianChief Financial Officer2023-02-14Sale850.0$15.11
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-02-14Sale1,195.0$15.11
Trivedi DhrupadChief Executive Officer2023-02-14Sale8,111.0$15.11
Becker BrianChief Financial Officer2023-02-03Sale1,618.0$15.87
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-02-03Sale1,777.0$15.87
Trivedi DhrupadChief Executive Officer2023-02-03Sale8,245.0$15.87
Becker BrianChief Financial Officer2023-02-02Sale1,287.0$15.83
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-02-02Sale1,529.0$15.83
Trivedi DhrupadChief Executive Officer2023-02-02Sale7,270.0$15.83
Becker BrianChief Financial Officer2023-01-30Sale798.0$15.15
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2023-01-30Sale3,728.0$15.15
Trivedi DhrupadChief Executive Officer2023-01-30Sale15,033.0$15.15
Trivedi DhrupadChief Executive Officer2022-12-06Sale15,079.0$18.84
CHUNG PETER YDirector2022-11-15Sale1,500,000.0$17.2
Singer EricDirector2022-11-07Sale60,541.0$18.01
VIEX Opportunities Fund, LP Series OneOther2022-11-07Sale60,541.0$18.01
VIEX Capital Advisors, LLCOther2022-11-07Sale60,541.0$18.01
VIEX GP, LLCOther2022-11-07Sale60,541.0$18.01
Becker BrianChief Financial Officer2022-11-04Sale5,000.0$18.0
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2022-11-03Sale5,143.0$17.71
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2022-09-06Sale2,086.0$13.1
Becker BrianChief Financial Officer2022-09-06Sale1,083.0$13.1
Trivedi DhrupadChief Executive Officer2022-09-06Sale6,592.0$13.1
Trivedi DhrupadChief Executive Officer2022-08-18Sale6,589.0$16.04
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2022-08-18Sale2,085.0$16.04
Becker BrianChief Financial Officer2022-08-18Sale1,082.0$0.0
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2022-08-12Sale6,103.0$15.92
Trivedi DhrupadChief Executive Officer2022-08-10Sale22,334.0$15.19
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2022-08-09Sale5,008.0$15.22
Becker BrianChief Financial Officer2022-08-09Sale1,994.0$15.22
Trivedi DhrupadChief Executive Officer2022-08-09Sale20,967.0$15.22
Trivedi DhrupadChief Executive Officer2022-08-09Sale22,333.0$15.14
Trivedi DhrupadChief Executive Officer2022-08-08Sale22,333.0$15.46
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2022-08-04Sale9,393.0$15.49
Singer EricDirector2022-08-04Sale15,000.0$15.27
VIEX Opportunities Fund, LP Series OneOther2022-08-04Sale15,000.0$15.27
Singer EricDirector2022-08-04Sale5,000.0$15.2
VIEX Opportunities Fund, LP Series OneOther2022-08-04Sale5,000.0$15.2
Singer EricDirector2022-08-04Sale5,040.0$15.19
VIEX Opportunities Fund, LP Series OneOther2022-08-04Sale5,040.0$15.19
Singer EricDirector2022-08-04Sale4,900.0$15.19
VIEX Opportunities Fund, LP Series OneOther2022-08-04Sale4,900.0$15.19
BRUENING MATTHEW PEVP, Worldwide Sales & Mktg2022-08-01Sale1,390.0$14.75
Becker BrianChief Financial Officer2022-08-01Sale1,089.0$14.75