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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
FMR LLC213$2.00K0.00%00.0%Unchanged
Rockefeller Capital Management L.P.200$2.00K0.00%+200New
D'Orazio & Associates, Inc.300$3.00K0.00%00.0%Unchanged
Signaturefd, LLC500$6.00K0.00%00.0%Unchanged
NewSquare Capital LLC890$10.0K0.00%00.0%Unchanged
Retirement Group, LLC1,050$12.0K0.01%00.0%Unchanged
Counterpoint Mutual Funds LLC1,217$14.0K0.01%+1,217New
Macquarie Group Ltd1,351$15.0K0.00%00.0%Unchanged
Great West Life Assurance Co1,512$17.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)2,259$25.0K0.00%−2,183−49.1%Reduced
Advisor Group Holdings, Inc.2,810$32.0K0.00%−14,684−83.9%Reduced
First Eagle Investment Management, LLC3,415$38.0K0.00%+3,415New
Simplex Trading, LLC4,490$50.0K0.00%−7,479−62.5%Reduced
Royal Bank of Canada4,563$51.0K0.00%−2,424−34.7%Reduced
Ameritas Investment Partners, Inc.4,968$56.0K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)6,739$76.0K0.00%00.0%Unchanged
Federated Hermes, Inc.7,488$84.0K0.00%+454+6.5%Added
O'Shaughnessy Asset Management, LLC8,243$93.0K0.00%+8,243New
Man Group plc10,206$115.0K0.00%−16,099−61.2%Reduced
XTX Topco Ltd10,745$121.0K0.04%+10,745New
Barclays PLC10,727$122.0K0.00%−43,148−80.1%Reduced
Amalgamated Bank10,867$122.0K0.00%+10,867New
Lazard Asset Management LLC11,539$129.0K0.00%00.0%Unchanged
Secure Asset Management, LLC11,511$130.0K0.07%+11,511New
Gotham Asset Management, LLC11,627$131.0K0.01%−1,049−8.3%Reduced
MetLife Investment Management12,309$138.6K0.00%−10,967−47.1%Reduced
Ergoteles LLC13,600$153.0K0.00%+13,600New
SEI Investments Co14,479$163.0K0.00%−1,448−9.1%Reduced
Quadrature Capital Ltd14,703$165.0K0.01%+4,121+38.9%Added
Metropolitan Life Insurance Co15,017$169.1K0.00%+4,919+48.7%Added
Arizona State Retirement System15,565$175.0K0.00%+1,051+7.2%Added
ProShare Advisors LLC15,591$176.0K0.00%−419−2.6%Reduced
Thompson Siegel & Walmsley LLC17,524$197.0K0.00%00.0%Unchanged
STRS Ohio17,700$199.0K0.00%+2,600+17.2%Added
Wedge Capital Management L L P18,543$209.0K0.00%+18,543New
Sawgrass Asset Management LLC19,075$215.0K0.02%00.0%Unchanged
Synovus Financial Corp19,151$216.0K0.00%00.0%Unchanged
Boothbay Fund Management, LLC19,369$218.0K0.01%+19,369New
Hennion & Walsh Asset Management, Inc.21,434$241.0K0.01%+21,434New
ExodusPoint Capital Management, LP23,123$260.0K0.00%−78,736−77.3%Reduced
Aristides Capital LLC25,000$282.0K0.22%+15,000+150.0%Added
Voya Investment Management LLC25,673$289.0K0.00%−1,261−4.7%Reduced
Summit Global Investments26,025$293.0K0.02%−52,100−66.7%Reduced
Winton Group Ltd29,442$332.0K0.02%+9,512+47.7%Added
US Bancorp30,643$345.0K0.00%+352+1.2%Added
State of Tennessee, Treasury Department32,399$365.0K0.00%−11,210−25.7%Reduced
American International Group, Inc.33,674$379.0K0.00%−1,249−3.6%Reduced
Victory Capital Management Inc34,015$383.0K0.00%−116−0.3%Reduced
Vident Investment Advisory, LLC34,245$386.0K0.01%+34,245New
Manufacturers Life Insurance Company, The35,516$400.0K0.00%+336+1.0%Added
Credit Suisse AG37,016$420.0K0.00%−48,741−56.8%Reduced
IndexIQ Advisors LLC42,098$474.0K0.02%−1,293−3.0%Reduced
Shell Asset Management Co42,483$478.0K0.01%+42,483New
DekaBank Deutsche Girozentrale47,750$532.0K0.00%00.0%Unchanged
Invesco Ltd.47,269$532.0K0.00%+4,113+9.5%Added
Verity Asset Management, Inc.48,346$544.0K0.30%+2,012+4.3%Added
Bank of America Corp48,780$549.0K0.00%−13,523−21.7%Reduced
Group One Trading, L.P.50,272$566.0K0.01%−32,245−39.1%Reduced
HRT Financial LP52,538$591.0K0.01%+52,538New
QS Investors, LLC52,700$594.0K0.01%00.0%Unchanged
DuPont Capital Management Corp54,181$610.0K0.01%00.0%Unchanged
Panagora Asset Management Inc56,940$641.0K0.00%−18,757−24.8%Reduced
UBS Asset Management Americas Inc64,796$729.6K0.00%+2,179+3.5%Added
Algert Global LLC65,340$736.0K0.25%−36,170−35.6%Reduced
Jane Street Group, LLC65,589$739.0K0.00%+51,353+360.7%Added
Rhumbline Advisers66,304$747.0K0.00%−1,094−1.6%Reduced
Lynrock Lake LP66,666$751.0K0.05%00.0%Unchanged
UBS Group AG67,199$756.0K0.00%−16,405−19.6%Reduced
Worth Venture Partners, LLC68,130$767.0K0.29%+2,748+4.2%Added
Gamco Investors, Inc. Et Al69,507$783.0K0.01%−3,000−4.1%Reduced
Cambridge Investment Research Advisors, Inc.69,860$787.0K0.00%−1,345−1.9%Reduced
Virginia Retirement Systems Et Al76,900$866.0K0.01%+100+0.1%Added
California State Teachers Retirement System82,866$933.0K0.00%−7,487−8.3%Reduced
Martingale Asset Management L P85,525$964.0K0.01%+46,496+119.1%Added
Adirondack Research & Management Inc.86,184$970.0K1.13%−17,362−16.8%Reduced
Teton Advisors, Inc.95,000$1.07M0.14%00.0%Unchanged
Rice Hall James & Associates, LLC116,304$1.31M0.05%+116,304New
Goldman Sachs Group Inc120,105$1.35M0.00%−33,426−21.8%Reduced
Banque Cantonale Vaudoise123,799$1.39M0.06%+45,494+58.1%Added
Swiss National Bank126,200$1.42M0.00%+11,700+10.2%Added
Davy Global Fund Management Ltd126,658$1.43M0.22%−115,406−47.7%Reduced
Davide Leone & Partners Investment Co Ltd.136,303$1.53M0.25%+136,303New
Citadel Advisors LLC139,742$1.57M0.00%+139,742New
Millennium Management LLC142,324$1.60M0.00%+142,324New
Cooper Creek Partners Management LLC143,240$1.61M0.43%00.0%Unchanged
King Luther Capital Management Corp159,000$1.79M0.01%+1,450+0.9%Added
Jupiter Asset Management Ltd161,441$1.82M0.02%+121,121+300.4%Added
Bank of Montreal169,719$1.95M0.00%+168,020+9,889.3%Added
Parametric Portfolio Associates LLC173,936$1.96M0.00%−8,412−4.6%Reduced
Susquehanna International Group, LLP185,918$2.09M0.00%−81,454−30.5%Reduced
New York State Common Retirement Fund194,699$2.19M0.00%+8,397+4.5%Added
Russell Investments Group, Ltd.206,123$2.32M0.00%−38,865−15.9%Reduced
State Board of Administration of Florida Retirement System213,069$2.40M0.00%+170,387+399.2%Added
Wells Fargo & Company220,176$2.48M0.00%−59,888−21.4%Reduced
Globeflex Capital L P223,925$2.52M0.45%+153+0.1%Added
AQR Capital Management LLC234,132$2.64M0.00%−36,554−13.5%Reduced
Fuller & Thaler Asset Management, Inc.258,745$2.91M0.02%−6,485−2.4%Reduced
Walthausen & Co., LLC282,890$3.19M0.70%−31,500−10.0%Reduced
Bridge City Capital, LLC292,467$3.29M1.12%−9,973−3.3%Reduced
Citigroup Inc295,949$3.33M0.00%+7,958+2.8%Added