Skip to main content

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; 312 institutions reported holding it in 13F filings for Q2 2026, worth $2.86B in total; no superinvestor holds it.

13F holders, Q2 2025

Institutional positions in A10 Networks, Inc. as of Jun 30, 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
232
−20 vs. Q1 2025
Shares held
70.3M
−202.7K (−0.3%) vs. Q1 2025
Total value
$1.36B
+$208.3M (+18.1%) vs. Q1 2025
New holders
23
92 more added
Sold out
43
97 more reduced

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 232 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: 312 institutions
Value heldQ2 2025: $1.36B
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 2026312$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, Q2 2025

Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q1 2025.

Institutions holding ATEN in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Norges Bank26,272$508.4K0.00%−390,400−93.7%Reduced
Yousif Capital Management, LLC26,955$521.6K0.01%−508−1.8%Reduced
Allspring Global Investments Holdings, LLC27,200$526.3K0.00%−25,360−48.2%Reduced
Toroso Investments, LLC27,905$540.0K0.00%−13,537−32.7%Reduced
Horizon Investments, LLC28,568$552.8K0.01%+28,568New
New York State Teachers Retirement System31,579$611.0K0.00%−7,479−19.1%Reduced
Janus Henderson Group PLC32,278$624.1K0.00%00.0%Unchanged
State of Tennessee, Treasury Department33,259$643.6K0.00%−16,532−33.2%Reduced
Louisiana State Employees Retirement System33,700$652.1K0.01%−1,000−2.9%Reduced
Picton Mahoney Asset Management34,754$672.0K0.01%−50,564−59.3%Reduced
Freestone Grove Partners LP35,690$690.6K0.01%+24,832+228.7%Added
CenterBook Partners LP35,717$691.1K0.04%+23,096+183.0%Added
Teton Advisors, Inc.36,000$696.6K0.42%00.0%Unchanged
Nebula Research & Development LLC36,157$699.6K0.06%+3,361+10.2%Added
Y-Intercept (Hong Kong) Ltd36,402$704.4K0.02%−7,601−17.3%Reduced
Manufacturers Life Insurance Company, The36,438$705.1K0.00%+737+2.1%Added
Commonwealth Equity Services, LLC36,963$715.0K0.00%−686−1.8%Reduced
STRS Ohio37,200$719.8K0.00%−1,500−3.9%Reduced
Mirae Asset Global Investments Co., Ltd.37,342$722.6K0.00%+1,141+3.2%Added
Meritage Portfolio Management37,694$729.4K0.05%+486+1.3%Added
Illinois Municipal Retirement Fund38,031$735.9K0.01%−1,162−3.0%Reduced
Illumine Investment Management, LLC38,437$743.7K0.59%+38,437New
Russell Investments Group, Ltd.39,337$761.2K0.00%−13,088−25.0%Reduced
Brevan Howard Capital Management LP39,938$772.8K0.01%+39,938New
Lazard Asset Management LLC40,668$785.0K0.00%−125,597−75.5%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)41,968$812.1K0.00%+21,527+105.3%Added
AQR Capital Management LLC42,081$814.3K0.00%−36,615−46.5%Reduced
Asset Management One Co.,Ltd.42,215$816.9K0.00%+42,215New
State of Alaska, Department of Revenue42,899$829.0K0.01%+2,066+5.1%Added
Haven Private, LLC43,321$838.3K0.37%+1,227+2.9%Added
Gamco Investors, Inc. Et Al44,000$851.4K0.01%00.0%Unchanged
Intech Investment Management LLC44,350$858.2K0.01%−29,645−40.1%Reduced
Federated Hermes, Inc.46,022$890.5K0.00%+534+1.2%Added
Hennion & Walsh Asset Management, Inc.46,637$902.4K0.04%+17,998+62.8%Added
Amundi46,091$910.8K0.00%+10,786+30.6%Added
Comerica Bank47,166$912.7K0.00%+1,707+3.8%Added
HSBC Holdings PLC50,523$974.3K0.00%−21,435−29.8%Reduced
Thrivent Financial for Lutherans53,002$1.03M0.00%−1,127−2.1%Reduced
KLP Kapitalforvaltning AS58,100$1.12M0.00%−1,900−3.2%Reduced
Integrated Quantitative Investments LLC60,500$1.17M0.34%−67−0.1%Reduced
Royal Bank of Canada61,637$1.19M0.00%−151,481−71.1%Reduced
Deutsche Bank AG62,918$1.22M0.00%−97,528−60.8%Reduced
Globeflex Capital L P65,303$1.26M0.10%00.0%Unchanged
Segall Bryant & Hamill, LLC65,440$1.27M0.02%+65,440New
BNP Paribas Arbitrage, SA66,996$1.30M0.00%−135,694−66.9%Reduced
Winton Group Ltd70,551$1.37M0.07%+2,969+4.4%Added
Cresset Asset Management, LLC71,365$1.38M0.01%+8,240+13.1%Added
Alliancebernstein L.P.71,890$1.39M0.00%−109−0.2%Reduced
Fisher Asset Management, LLC74,940$1.45M0.00%00.0%Unchanged
Legato Capital Management LLC75,635$1.46M0.17%00.0%Unchanged
Raymond James Financial Inc76,560$1.48M0.00%+28,936+60.8%Added
Great West Life Assurance Co77,216$1.49M0.00%−11,091−12.6%Reduced
California State Teachers Retirement System80,095$1.55M0.00%−588−0.7%Reduced
Teacher Retirement System of Texas86,510$1.67M0.01%−275,808−76.1%Reduced
Verity Asset Management, Inc.88,605$1.71M0.82%+6,936+8.5%Added
Wedge Capital Management L L P91,501$1.77M0.03%+11,202+14.0%Added
Millennium Management LLC93,127$1.80M0.00%+31,535+51.2%Added
Truist Financial Corp94,639$1.83M0.00%−1,979−2.0%Reduced
New York State Common Retirement Fund97,845$1.89M0.00%+6,300+6.9%Added
Canada Pension Plan Investment Board98,500$1.91M0.00%−10,900−10.0%Reduced
Martingale Asset Management L P101,935$1.97M0.05%+1,062+1.1%Added
Allianz Asset Management GmbH104,244$2.02M0.00%−93,637−47.3%Reduced
Franklin Resources Inc109,639$2.12M0.00%+731+0.7%Added
Citigroup Inc115,373$2.23M0.00%−37,502−24.5%Reduced
LPL Financial LLC119,215$2.31M0.00%+101,786+584.0%Added
Banque Cantonale Vaudoise125,815$2.44M0.10%+2,612+2.1%Added
Vident Advisory, LLC130,361$2.52M0.03%+4,275+3.4%Added
State Board of Administration of Florida Retirement System133,820$2.59M0.00%−1,032−0.8%Reduced
Susquehanna International Group, LLP135,132$2.61M0.00%+21,680+19.1%Added
Bank of America Corp136,848$2.65M0.00%+8,435+6.6%Added
Voloridge Investment Management, LLC139,207$2.69M0.01%+95,786+220.6%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main140,666$2.72M0.00%−179,927−56.1%Reduced
Swiss National Bank141,200$2.73M0.00%−1,800−1.3%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH141,803$2.74M0.00%+2,218+1.6%Added
Ameriprise Financial Inc148,638$2.88M0.00%−19,900−11.8%Reduced
Nuveen, LLC168,363$3.26M0.00%−31,288−15.7%Reduced
Hillsdale Investment Management Inc.177,100$3.43M0.13%−29,100−14.1%Reduced
SEI Investments Co186,193$3.60M0.00%−35,030−15.8%Reduced
Summit Partners L P187,367$3.63M0.26%00.0%Unchanged
Man Group plc196,138$3.80M0.01%+13,270+7.3%Added
Rhumbline Advisers207,594$4.02M0.00%+11,207+5.7%Added
Citadel Advisors LLC220,586$4.27M0.00%−168,310−43.3%Reduced
Mackenzie Financial Corp230,511$4.46M0.01%+96,246+71.7%Added
Davy Global Fund Management Ltd233,891$4.53M0.40%+96,095+69.7%Added
American Century Companies Inc236,080$4.57M0.00%+19,839+9.2%Added
Wells Fargo & Company238,446$4.61M0.00%+56,736+31.2%Added
Public Sector Pension Investment Board245,769$4.76M0.02%+12,049+5.2%Added
Connor, Clark & Lunn Investment Management Ltd.257,610$4.98M0.02%+45,674+21.6%Added
Voya Investment Management LLC274,726$5.32M0.01%+532+0.2%Added
Prudential Financial Inc287,389$5.56M0.01%−56,911−16.5%Reduced
UBS Asset Management Americas Inc299,479$5.79M0.00%+96,821+47.8%Added
JPMorgan Chase & Co319,789$6.19M0.00%−115,519−26.5%Reduced
Algert Global LLC323,575$6.26M0.13%−96,753−23.0%Reduced
Aptus Capital Advisors, LLC323,692$6.26M0.06%+28,772+9.8%Added
Qube Research & Technologies Ltd334,639$6.48M0.01%−57,534−14.7%Reduced
Rice Hall James & Associates, LLC338,065$6.54M0.35%−16,748−4.7%Reduced
Impax Asset Management Group plc360,000$6.97M0.04%00.0%Unchanged
Peregrine Capital Management LLC372,366$7.21M0.22%−12,486−3.2%Reduced
UBS Group AG390,249$7.55M0.00%+20,810+5.6%Added
Tudor Investment Corp Et Al404,209$7.82M0.06%−44,631−9.9%Reduced