A10 Networks Inc

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A10 Networks Inc
TickerATEN
CIK #0001580808
CUSIP002121101
SectorTechnology - Computer Communications Equipment
Address3 West Plumeria Drive, San Jose, CA 95134
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
A10 Networks Inc 2016-07-07 1.5 M Exemption: 506(b) · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001580808] 10-K
[0001580808] 10-Q
[0001580808] 3
[0001580808] 4
[0001580808] 5
[0001580808] 8-K
[0001580808] D
[0001580808] SC 13D
[0001580808] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Vanguard Capital Management LLC A10 Networks Inc [2026-04-29] 0.0
BlackRock Inc A10 Networks Inc [2022-05-09] 12.8
Legal & General Investment Management Ltd A10 Networks Inc [2022-02-14] 3.08
First Trust Portfolios LP A10 Networks Inc [2022-01-28] 5.29
Go ETF Solutions LLP A10 Networks Inc [2021-02-11] 5.2
Vanguard Group Inc A10 Networks Inc [2021-02-10] 5.69
Renaissance Technologies LLC A10 Networks Inc [2021-02-10] 5.08
AllianceBernstein LP A10 Networks Inc [2018-02-13] 5.5
Vanguard Group Inc A10 Networks Inc [2018-02-08] 5.44
VIEX Capital Advisors LLC A10 Networks Inc [2018-01-29] 2.4
BlackRock Inc A10 Networks Inc [2017-01-30] 7.1
Chen Lee A10 Networks Inc [2015-02-11] 17.17
Summit Partners L P A10 Networks Inc [2015-02-04] 15.5
Mitsui & Co Ltd A10 Networks Inc [2015-01-22] 5.9
Form 3/4/5 Filer 2011 - 2026
A10 Networks Inc
Weber Robert Scott
Caron Michelle Elizabeth
Trivedi Dhrupad
Singer Eric
Chung Peter Y
Braham Tor
Wolf Dana Elizabeth
Khoury Sheen George
Becker Brian
Thomas Karen S
Bruening Matthew P
VIEX Opportunities Fund LP Series One
VIEX Capital Advisors LLC
VIEX GP LLC
Summit Partners Growth Equity Fund VIII-B LP
Summit Investors I LLC
Summit Investors Management LLC
Summit Partners GE VIII LLC
Mannion Martin J
Summit Partners GE VIII LP
Summit Investors I UK LP
Summit Partners Growth Equity Fund VIII-A LP
Summit Partners L P
Summit Master Company LLC
Cochran Robert D
VIEX Opportunities Fund LP - Series Two
VIEX Special Opportunities Fund II LP
VIEX Special Opportunities Fund III LP
Dotz Mary
Reiss Gunter
VIEX Special Opportunities GP II LLC
VIEX Special Opportunities GP III LLC
Constantino Thomas
Dodson J Michael
Chen Lee
White Christopher P
Henricks Alan S
Salsbury Phillip J
Smets Raymond J
Becker Neil Wu
Natarajan Shiva Kumar
Jalan Rajkumar
Straughn Greg
Kapoor Sanjay
Matlof Jason
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Weber Robert Scott
Common Stock
2026-02-28 Tax withheld 757 $19.26 14,580
Trivedi Dhrupad
Common Stock
2026-02-28 Tax withheld 10,101 $19.26 194,545
Trivedi Dhrupad
Common Stock
2026-02-24 Tax withheld 8,261 $18.99 156,876
Trivedi Dhrupad
Common Stock
2026-02-13 Sell 33,334 $20.55 685,014
Caron Michelle Elizabeth
Common Stock
2026-02-12 Grant 5,978 $0.00
Caron Michelle Elizabeth
Performance-based Restricted Stock Units · derivative
2026-02-12 Grant 5,978 $0.00
Weber Robert Scott
Common Stock
2026-02-12 Grant 7,413 $0.00
Weber Robert Scott
Performance-based Restricted Stock Units · derivative
2026-02-12 Grant 7,413 $0.00
Trivedi Dhrupad
Common Stock
2026-02-12 Grant 131,516 $0.00
Trivedi Dhrupad
Performance-based Restricted Stock Units · derivative
2026-02-12 Grant 131,516 $0.00
Khoury Sheen George
Performance-based Restricted Stock Units · derivative
2026-02-12 Grant 7,771 $0.00
Khoury Sheen George
Common Stock
2026-02-12 Grant 7,771 $0.00
Trivedi Dhrupad
Common Stock
2026-02-12 Sell 33,333 $20.56 685,326
Trivedi Dhrupad
Common Stock
2026-02-11 Sell 33,333 $20.69 689,660
Trivedi Dhrupad
Common Stock
2026-02-10 Tax withheld 8,261 $20.92 172,820
Weber Robert Scott
Common Stock
2026-02-10 Tax withheld 1,897 $20.92 39,685
Trivedi Dhrupad
Common Stock
2026-02-01 Tax withheld 61,945 $17.44 1,080,321
Weber Robert Scott
Common Stock
2026-02-01 Tax withheld 4,614 $17.44 80,468
Weber Robert Scott
Common Stock
2026-01-31 Tax withheld 836 $17.44 14,580
Trivedi Dhrupad
Common Stock
2026-01-31 Tax withheld 10,102 $17.44 176,179
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 266 67,461,803
2025-12-31 243 64,363,211
2025-09-30 238 64,933,700
2025-06-30 231 63,675,545
2025-03-31 256 65,572,498
2024-12-31 220 60,443,895
2024-09-30 209 62,927,356
2024-06-30 220 64,558,170
2024-03-31 185 66,855,171
2023-12-31 196 64,932,573
2023-09-30 196 60,620,842
2023-06-30 200 61,032,322
Form 13F Holdings
Firm Period DFND Voting Shares
Wasatch Advisors LP [2026-06-30] SOLE 387,563 416,114
Peregrine Capital Management LLC [2026-06-30] SOLE 125,440 201,952
Hennion & Walsh Asset Management Inc [2026-06-30] SOLE 141,978 141,978
Aegon Asset Management UK PLC [2026-06-30] SOLE 74,609 74,609
Alaska Retirement Management Board [2026-06-30] SOLE 35,482 35,482
Louisiana State Employees Retirement System [2026-06-30] SOLE 31,700 31,700
Unique Wealth Strategies LLC [2026-06-30] SOLE 0 21,365
Yousif Capital Management LLC [2026-06-30] SOLE 4,405 19,064
Linden Thomas Advisory Services LLC [2026-06-30] SOLE 0 17,580
Commonwealth of Pennsylvania Public School Empls Retrmt SYS [2026-06-30] SOLE 17,073 17,073
Y-Intercept Hong Kong Ltd [2026-06-30] SOLE 13,816 13,816
Procyon Advisors LLC [2026-06-30] SOLE 12,561 12,561
Merit Financial Group LLC [2026-06-30] SOLE 0 8,380
Gamma Investing LLC [2026-06-30] DFND 7,211 7,211
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 409 5,865
Sequoia Financial Advisors LLC [2026-06-30] SOLE 0 5,467
Farther Finance Advisors LLC [2026-06-30] SOLE 0 2,291
Spire Wealth Management [2026-06-30] SOLE 0 1,510
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 1,455 1,455
Versant Capital Management Inc [2026-06-30] SOLE 1,211 1,211
Merit Financial Group LLC [2026-06-30] OTR 0 664
Marquette Asset Management LLC [2026-06-30] SOLE 0 382
First Pacific Financial [2026-06-30] SOLE 0 230
Aventura Private Wealth LLC [2026-06-30] SOLE 73 73
Farmers & Merchants Investments Inc [2026-06-30] SOLE 50 50
IFP Advisors LLC [2026-06-30] SOLE 40 40
Horizon Financial Services LLC [2026-06-30] SOLE 0 18
Ares Financial Consulting LLC [2026-06-30] SOLE 17 17
JFS Wealth Advisors LLC [2026-06-30] SOLE 0 15
Capital Advisors Ltd LLC [2026-06-30] SOLE 0 13
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