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A10 Networks, Inc.

ATEN
Exchange
NYSE
Industry
Computer Communications Equipment
SEC CIK
0001580808

In the last 90 days, A10 Networks, Inc. insiders filed 0 open-market purchases and 2 sales; 313 institutions reported holding it in 13F filings for Q2 2026, worth $2.86B in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in A10 Networks, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
243
+10 vs. Q3 2025
Shares held
70.3M
+147.5K (+0.2%) vs. Q3 2025
Total value
$1.24B
−$29.6M (−2.3%) vs. Q3 2025
New holders
38
84 more added
Sold out
28
90 more reduced

4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ATEN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 243 institutions
Q1 2021: 134 institutionsQ2 2021: 132 institutionsQ3 2021: 151 institutionsQ4 2021: 176 institutionsQ1 2022: 195 institutionsQ2 2022: 203 institutionsQ3 2022: 202 institutionsQ4 2022: 223 institutionsQ1 2023: 217 institutionsQ2 2023: 198 institutionsQ3 2023: 193 institutionsQ4 2023: 191 institutionsQ1 2024: 181 institutionsQ2 2024: 218 institutionsQ3 2024: 207 institutionsQ4 2024: 219 institutionsQ1 2025: 253 institutionsQ2 2025: 232 institutionsQ3 2025: 237 institutionsQ4 2025: 243 institutionsQ1 2026: 265 institutionsQ2 2026: 313 institutions
Value heldQ4 2025: $1.24B
Q1 2021: $630.5MQ2 2021: $744.2MQ3 2021: $906.0MQ4 2021: $1.07BQ1 2022: $884.4MQ2 2022: $988.4MQ3 2022: $866.1MQ4 2022: $1.10BQ1 2023: $984.2MQ2 2023: $953.7MQ3 2023: $982.7MQ4 2023: $891.7MQ1 2024: $928.5MQ2 2024: $921.8MQ3 2024: $943.4MQ4 2024: $1.20BQ1 2025: $1.15BQ2 2025: $1.36BQ3 2025: $1.27BQ4 2025: $1.24BQ1 2026: $1.67BQ2 2026: $2.86B
Institutions holding ATEN and their total value by quarter
QuarterHoldersValue
Q2 2026313$2.86B
Q1 2026265$1.67B
Q4 2025243$1.24B
Q3 2025237$1.27B
Q2 2025232$1.36B
Q1 2025253$1.15B
Q4 2024219$1.20B
Q3 2024207$943.4M
Q2 2024218$921.8M
Q1 2024181$928.5M
Q4 2023191$891.7M
Q3 2023193$982.7M
Q2 2023198$953.7M
Q1 2023217$984.2M
Q4 2022223$1.10B
Q3 2022202$866.1M
Q2 2022203$988.4M
Q1 2022195$884.4M
Q4 2021176$1.07B
Q3 2021151$906.0M
Q2 2021132$744.2M
Q1 2021134$630.5M

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q3 2025.

Institutions holding ATEN in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
MPWM Advisory Solutions, LLC806$14.3K0.01%+806New
Steigerwald, Gordon & Koch Inc.800$14.2K0.00%00.0%Unchanged
Smartleaf Asset Management LLC732$13.1K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co728$12.9K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.707$12.5K0.00%+600+560.7%Added
Jones Financial Companies LLLP668$11.8K0.00%−892−57.2%Reduced
Plante Moran Financial Advisors, LLC665$11.8K0.00%+665New
SBI Securities Co., Ltd.643$11.4K0.00%−101−13.6%Reduced
Fifth Third Bancorp550$9.73K0.00%+17+3.2%Added
Umb Bank N A501$8.86K0.00%+22+4.6%Added
Covestor Ltd452$8.00K0.00%+15+3.4%Added
Danske Bank A/S400$7.08K0.00%00.0%Unchanged
WealthCollab, LLC390$6.90K0.00%00.0%Unchanged
MAI Capital Management345$6.11K0.00%+1+0.3%Added
Los Angeles Capital Management LLC327$5.78K0.00%+327New
Pinnacle Wealth Planning Services, Inc.298$5.27K0.00%+298New
Sound Income Strategies, LLC264$4.57K0.00%+264New
Allworth Financial LP236$4.17K0.00%+82+53.2%Added
First Pacific Financial229$4.05K0.00%+229New
Marquette Asset Management, LLC217$3.84K0.00%+22+11.3%Added
Aventura Private Wealth, LLC200$3.54K0.00%+200New
EverSource Wealth Advisors, LLC187$3.31K0.00%−208−52.7%Reduced
SRS Capital Advisors, Inc.185$3.27K0.00%−302−62.0%Reduced
Assetmark, Inc164$2.90K0.00%+10+6.5%Added
Parallel Advisors, LLC133$2.35K0.00%+30+29.1%Added
Private Wealth Management Group, LLC112$1.98K0.00%00.0%Unchanged
Toth Financial Advisory Corp100$1.77K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec100$1.77K0.00%00.0%Unchanged
Safe Harbor Fiduciary, LLC100$1.77K0.00%+100New
Rothschild Investment LLC90$1.59K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc50$8850.00%00.0%Unchanged
South State Corp.34$6020.00%00.0%Unchanged
Optima Capital LLC33$5840.00%+33New
North Star Investment Management Corp.30$5310.00%+30New
Bruce G. Allen Investments, LLC25$4420.00%+25New
Essential Partners LLC23$4070.00%00.0%Unchanged
Ankerstar Wealth, LLC19$3360.00%+19New
Versant Capital Management, Inc15$2650.00%−94−86.2%Reduced
ROSS\JOHNSON & Associates LLC10$1770.00%+10New
Flagship Harbor Advisors, LLC9$1600.00%+9New
Gilpin Wealth Management, LLC6$1070.00%+6New
Truvestments Capital LLC0$70.00%0Unchanged
Avion Wealth30$00.00%+30New
Hussman Strategic Advisors, Inc.0$00.00%−210,000−100.0%Sold out
Assenagon Asset Management S.A.0$00.00%−200,510−100.0%Sold out
Marshall Wace, LLP0$00.00%−175,083−100.0%Sold out
HRT Financial LP0$00.00%−156,985−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−107,364−100.0%Sold out
Jacobs Levy Equity Management, Inc0$00.00%−70,739−100.0%Sold out
Jane Street Group, LLC0$00.00%−68,404−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−51,817−100.0%Sold out
Jennison Associates LLC0$00.00%−47,445−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−36,045−100.0%Sold out
Asset Management One Co.,Ltd.0$00.00%−29,689−100.0%Sold out
Capstone Investment Advisors, LLC0$00.00%−27,719−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−25,100−100.0%Sold out
Weiss Asset Management LP0$00.00%−23,952−100.0%Sold out
Squarepoint Ops LLC0$00.00%−19,981−100.0%Sold out
State of Wyoming0$00.00%−19,885−100.0%Sold out
Mitsubishi UFJ Trust & Banking Corp0$00.00%−15,469−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−14,242−100.0%Sold out
Robeco Institutional Asset Management B.V.0$00.00%−11,973−100.0%Sold out
Diametric Capital, LP0$00.00%−11,417−100.0%Sold out
Walleye Capital LLC0$00.00%−10,952−100.0%Sold out
Freestone Grove Partners LP0$00.00%−10,144−100.0%Sold out
Sunbelt Securities, Inc.0$00.00%−2,572−100.0%Sold out
Quarry LP0$00.00%−1,326−100.0%Sold out
Gen-Wealth Partners Inc0$00.00%−1,022−100.0%Sold out
Groupe la Francaise0$00.00%−1,200−100.0%Sold out
Stone House Investment Management, LLC0$00.00%−100−100.0%Sold out
Bare Financial Services, Inc0$00.00%−27−100.0%Sold out
AXA Investment Managers S.A.––––Not filed
Synovus Financial Corp––––Not filed
Shell Asset Management Co––––Not filed
Abich Financial Wealth Management LLC––––Not filed