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

13F holders, Q2 2021

Institutional positions in A10 Networks, Inc. as of Jun 30, 2021. 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
132
−2 vs. Q1 2021
Shares held
66.1M
−164.1K (−0.2%) vs. Q1 2021
Total value
$744.2M
+$113.7M (+18.0%) vs. Q1 2021
New holders
18
41 more added
Sold out
20
51 more reduced

Compare with Q1 2021: 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 2021: 132 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 2021: $744.2M
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 2021

Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q1 2021.

Institutions holding ATEN in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Nuveen Asset Management, LLC297,933$3.35M0.00%−4,464−1.5%Reduced
Morgan Stanley317,096$3.57M0.00%+290,676+1,100.2%Added
Los Angeles Capital Management LLC330,806$3.73M0.02%−19,940−5.7%Reduced
Mirae Asset Global Investments Co., Ltd.364,899$4.11M0.01%−401,020−52.4%Reduced
Hillsdale Investment Management Inc.374,000$4.21M0.34%00.0%Unchanged
BNP Paribas Arbitrage, SA382,543$4.31M0.01%−12,271−3.1%Reduced
Paradigm Capital Management Inc426,600$4.80M0.23%+100,000+30.6%Added
Prudential Financial Inc498,756$5.62M0.01%−150,415−23.2%Reduced
Assenagon Asset Management S.A.587,116$6.61M0.03%+101,657+20.9%Added
Penserra Capital Management LLC612,655$6.90M0.13%−64,295−9.5%Reduced
Northern Trust Corp623,522$7.02M0.00%−20,835−3.2%Reduced
Charles Schwab Investment Management Inc643,833$7.25M0.00%+12,499+2.0%Added
Two Sigma Investments, LP679,370$7.65M0.02%+276,519+68.6%Added
Dimensional Fund Advisors LP689,360$7.76M0.00%+196,603+39.9%Added
Two Sigma Advisers, LP812,900$9.15M0.02%+83,600+11.5%Added
Deutsche Bank AG845,041$9.52M0.00%+60,532+7.7%Added
JPMorgan Chase & Co1,078,065$12.1M0.00%+848,779+370.2%Added
Geode Capital Management, LLC1,104,131$12.4M0.00%+68,970+6.7%Added
First Trust Advisors LP1,203,044$13.5M0.01%−463,734−27.8%Reduced
Jacobs Levy Equity Management, Inc1,297,498$14.6M0.10%+71,640+5.8%Added
Peregrine Capital Management LLC1,365,712$15.4M0.28%−143,224−9.5%Reduced
Bank of New York Mellon Corp1,541,251$17.4M0.00%+116,336+8.2%Added
State Street Corp1,829,338$20.6M0.00%+357,761+24.3%Added
Royce & Associates LP1,840,456$20.7M0.14%+36,413+2.0%Added
ETF Managers Group, LLC2,411,207$27.4M0.45%−172,619−6.7%Reduced
Legal & General Group Plc2,831,019$31.9M0.01%−855,954−23.2%Reduced
Renaissance Technologies LLC3,067,633$34.5M0.04%−164,800−5.1%Reduced
Alliancebernstein L.P.3,278,111$36.9M0.01%+977,566+42.5%Added
BlackRock Inc.5,356,360$60.3M0.00%−292,661−5.2%Reduced
Vanguard Group Inc5,376,131$60.5M0.00%+558,820+11.6%Added
VIEX Capital Advisors, LLC7,691,096$86.6M62.04%00.0%Unchanged
Summit Partners L P9,560,941$107.7M5.60%00.0%Unchanged
Arrowstreet Capital, Limited Partnership0$00.00%−437,136−100.0%Sold out
Migdal Insurance & Financial Holdings Ltd.0$00.00%−248,008−100.0%Sold out
Mackay Shields LLC0$00.00%−172,000−100.0%Sold out
Roumell Asset Management, LLC0$00.00%−166,208−100.0%Sold out
California Public Employees Retirement System0$00.00%−124,700−100.0%Sold out
Cornercap Investment Counsel Inc0$00.00%−123,530−100.0%Sold out
EVR Research LP0$00.00%−114,994−100.0%Sold out
Healthcare of Ontario Pension Plan Trust Fund0$00.00%−54,300−100.0%Sold out
HighTower Advisors, LLC0$00.00%−41,319−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−27,041−100.0%Sold out
Horizon Investment Services, LLC0$00.00%−26,449−100.0%Sold out
Paloma Partners Management Co0$00.00%−17,497−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−16,946−100.0%Sold out
Bayesian Capital Management, LP0$00.00%−16,000−100.0%Sold out
Principal Financial Group Inc0$00.00%−13,102−100.0%Sold out
SG Americas Securities, LLC0$00.00%−11,963−100.0%Sold out
HighVista Strategies LLC0$00.00%−10,700−100.0%Sold out
Adalta Capital Management LLC0$00.00%−10,000−100.0%Sold out
Cutler Group LP0$00.00%−1,137−100.0%Sold out
Rafferty Asset Management, LLC0$00.00%−524,362−100.0%Sold out