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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, 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: 313 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 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, 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
Intech Investment Management LLC44,350$858.2K0.01%−29,645−40.1%Reduced
Gamco Investors, Inc. Et Al44,000$851.4K0.01%00.0%Unchanged
Haven Private, LLC43,321$838.3K0.37%+1,227+2.9%Added
State of Alaska, Department of Revenue42,899$829.0K0.01%+2,066+5.1%Added
Asset Management One Co.,Ltd.42,215$816.9K0.00%+42,215New
AQR Capital Management LLC42,081$814.3K0.00%−36,615−46.5%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)41,968$812.1K0.00%+21,527+105.3%Added
Lazard Asset Management LLC40,668$785.0K0.00%−125,597−75.5%Reduced
Brevan Howard Capital Management LP39,938$772.8K0.01%+39,938New
Russell Investments Group, Ltd.39,337$761.2K0.00%−13,088−25.0%Reduced
Illumine Investment Management, LLC38,437$743.7K0.59%+38,437New
Illinois Municipal Retirement Fund38,031$735.9K0.01%−1,162−3.0%Reduced
Meritage Portfolio Management37,694$729.4K0.05%+486+1.3%Added
Mirae Asset Global Investments Co., Ltd.37,342$722.6K0.00%+1,141+3.2%Added
STRS Ohio37,200$719.8K0.00%−1,500−3.9%Reduced
Commonwealth Equity Services, LLC36,963$715.0K0.00%−686−1.8%Reduced
Manufacturers Life Insurance Company, The36,438$705.1K0.00%+737+2.1%Added
Y-Intercept (Hong Kong) Ltd36,402$704.4K0.02%−7,601−17.3%Reduced
Nebula Research & Development LLC36,157$699.6K0.06%+3,361+10.2%Added
Teton Advisors, Inc.36,000$696.6K0.42%00.0%Unchanged
CenterBook Partners LP35,717$691.1K0.04%+23,096+183.0%Added
Freestone Grove Partners LP35,690$690.6K0.01%+24,832+228.7%Added
Picton Mahoney Asset Management34,754$672.0K0.01%−50,564−59.3%Reduced
Louisiana State Employees Retirement System33,700$652.1K0.01%−1,000−2.9%Reduced
State of Tennessee, Treasury Department33,259$643.6K0.00%−16,532−33.2%Reduced
Janus Henderson Group PLC32,278$624.1K0.00%00.0%Unchanged
New York State Teachers Retirement System31,579$611.0K0.00%−7,479−19.1%Reduced
Horizon Investments, LLC28,568$552.8K0.01%+28,568New
Toroso Investments, LLC27,905$540.0K0.00%−13,537−32.7%Reduced
Allspring Global Investments Holdings, LLC27,200$526.3K0.00%−25,360−48.2%Reduced
Yousif Capital Management, LLC26,955$521.6K0.01%−508−1.8%Reduced
Norges Bank26,272$508.4K0.00%−390,400−93.7%Reduced
AdvisorShares Investments LLC24,350$471.2K0.08%+24,350New
Optimize Financial Inc23,700$458.6K0.28%−23,700−50.0%Reduced
US Bancorp23,339$451.6K0.00%−3,170−12.0%Reduced
Pathstone Holdings, LLC22,947$444.0K0.00%+6,979+43.7%Added
Jump Financial, LLC22,200$429.6K0.01%−30,866−58.2%Reduced
Jackson Creek Investment Advisors LLC21,936$424.0K0.11%+21,936New
Cim Investment Mangement Inc22,370$422.0K0.08%+11,226+100.7%Added
Arizona State Retirement System21,582$417.6K0.00%+413+2.0%Added
Creative Planning21,518$416.4K0.00%+5,696+36.0%Added
Teachers Retirement System of the State of Kentucky21,503$416.0K0.00%00.0%Unchanged
Maryland State Retirement & Pension System21,355$413.2K0.01%−100−0.5%Reduced
D. E. Shaw & Co., Inc.21,340$412.9K0.00%+21,340New
Danske Bank A/S21,008$406.5K0.00%+20,608+5,152.0%Added
Alps Advisors Inc20,888$404.2K0.00%+648+3.2%Added
Amalgamated Bank20,463$396.0K0.00%−458−2.2%Reduced
Counterpoint Mutual Funds LLC19,871$384.5K0.03%−24,282−55.0%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys18,506$358.1K0.00%+871+4.9%Added
AXA S.A.18,069$349.6K0.00%00.0%Unchanged
Vestcor Inc17,784$344.0K0.01%+15,075+556.5%Added
Petrus Trust Company, LTA17,396$336.6K0.03%−2,805−13.9%Reduced
Seizert Capital Partners, LLC16,780$324.7K0.01%−412−2.4%Reduced
Oregon Public Employees Retirement Fund16,518$319.6K0.01%−400−2.4%Reduced
ProShare Advisors LLC16,442$318.2K0.00%−304−1.8%Reduced
Police & Firemen's Retirement System of New Jersey15,868$307.0K0.00%00.0%Unchanged
Quantinno Capital Management LP15,738$304.5K0.00%+2,935+22.9%Added
Mitsubishi UFJ Trust & Banking Corp15,469$299.3K0.00%+15,469New
Gallacher Capital Management LLC15,285$295.8K0.14%+15,285New
Synovus Financial Corp14,154$273.9K0.00%+49+0.3%Added
Shell Asset Management Co13,923$269.0K0.01%−2,598−15.7%Reduced
Linden Thomas Advisory Services, LLC13,863$268.2K0.03%+708+5.4%Added
State of Wyoming13,545$262.1K0.03%+10,513+346.7%Added
Pacer Advisors, Inc.13,502$261.3K0.00%−15,223−53.0%Reduced
Squarepoint Ops LLC12,404$240.0K0.00%−12,343−49.9%Reduced
Robeco Institutional Asset Management B.V.11,973$231.7K0.00%−8,619−41.9%Reduced
Verition Fund Management LLC11,745$227.3K0.00%−24,328−67.4%Reduced
Bank of Montreal11,719$226.8K0.00%−33−0.3%Reduced
DRW Securities, LLC11,533$223.2K0.02%+28+0.2%Added
Hancock Whitney Corp11,184$216.4K0.00%+11,184New
Hohimer Wealth Management, LLC11,110$215.0K0.04%−3,874−25.9%Reduced
GW Henssler & Associates Ltd10,576$204.6K0.01%−74−0.7%Reduced
Sawgrass Asset Management LLC10,273$198.8K0.02%−1,131−9.9%Reduced
Corton Capital Inc.10,019$193.9K0.23%+10,019New
FMR LLC8,631$167.0K0.00%+1,959+29.4%Added
Ameritas Investment Partners, Inc.7,535$145.8K0.00%+514+7.3%Added
Group One Trading, L.P.6,000$116.1K0.00%+3,100+106.9%Added
Tower Research Capital LLC (TRC)5,898$114.1K0.00%+3,225+120.7%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA3,800$73.5K0.02%+1,800+90.0%Added
The PNC Financial Services Group, Inc.3,236$62.6K0.00%−164−4.8%Reduced
KBC Group NV3,197$62.0K0.00%−2,057−39.2%Reduced
Leonteq Securities AG3,027$58.6K0.00%−1,301−30.1%Reduced
GAMMA Investing LLC2,872$55.6K0.00%−192−6.3%Reduced
CWM, LLC2,635$51.0K0.00%−2,009−43.3%Reduced
Sunbelt Securities, Inc.2,711$49.9K0.00%+2+0.1%Added
Natixis2,388$46.2K0.00%−325−12.0%Reduced
Clear Street Markets LLC2,334$45.2K0.02%+2,334New
CoreCap Advisors, LLC1,588$30.7K0.00%+1,588New
Massmutual Trust Co FSB1,559$30.2K0.00%−43−2.7%Reduced
CIBC Private Wealth Group, LLC1,222$23.6K0.00%+279+29.6%Added
Signaturefd, LLC1,135$22.0K0.00%−257−18.5%Reduced
Nisa Investment Advisors, LLC1,023$19.8K0.00%+739+260.2%Added
Creative Financial Designs Inc1,018$19.7K0.00%+3+0.3%Added
Bartlett & Co. Wealth Management LLC1,000$19.4K0.00%00.0%Unchanged
BNP PARIBAS ASSET MANAGEMENT Holding S.A.856$17.0K0.00%+856New
Ronald Blue Trust, Inc.793$15.3K0.00%−113−12.5%Reduced
SBI Securities Co., Ltd.762$14.7K0.00%−4−0.5%Reduced
Northwestern Mutual Wealth Management Co728$14.1K0.00%00.0%Unchanged
Covestor Ltd648$13.0K0.01%+115+21.6%Added
Parallel Advisors, LLC585$11.3K0.00%+339+137.8%Added