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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, Q1 2025

Institutional positions in A10 Networks, Inc. as of Mar 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
253
+35 vs. Q4 2024
Shares held
70.5M
+5.69M (+8.8%) vs. Q4 2024
Total value
$1.15B
−$40.5M (−3.4%) vs. Q4 2024
New holders
58
85 more added
Sold out
23
87 more reduced

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 253 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 heldQ1 2025: $1.15B
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, Q1 2025

Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q4 2024.

Institutions holding ATEN in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.13,352,853$218.2M0.00%−244,243−1.8%Reduced
Vanguard Group Inc7,394,304$120.8M0.00%+34,634+0.5%Added
State Street Corp3,342,508$54.6M0.00%+11,963+0.4%Added
Mirae Asset Global ETFs Holdings Ltd.2,682,442$43.8M0.09%+202,453+8.2%Added
Penserra Capital Management LLC2,539,197$41.5M0.74%+584,116+29.9%Added
Renaissance Technologies LLC2,356,307$38.5M0.06%+423,000+21.9%Added
Dimensional Fund Advisors LP1,737,154$28.4M0.01%−83,358−4.6%Reduced
First Trust Advisors LP1,734,645$28.3M0.03%+233,313+15.5%Added
Geode Capital Management, LLC1,732,103$28.3M0.00%+54,897+3.3%Added
Boston Trust Walden Corp1,645,924$26.9M0.20%+1,645,924New
Price T Rowe Associates Inc1,516,986$24.8M0.00%+48,993+3.3%Added
Morgan Stanley1,484,741$24.3M0.00%+333,570+29.0%Added
Punch & Associates Investment Management, Inc.1,362,331$22.3M1.46%+27,052+2.0%Added
Wellington Management Group LLP1,130,119$18.5M0.00%+899,919+390.9%Added
Invesco Ltd.1,045,406$17.1M0.00%+678,207+184.7%Added
Arrowstreet Capital, Limited Partnership938,763$15.3M0.01%+691,796+280.1%Added
Bank of New York Mellon Corp842,531$13.8M0.00%−505,245−37.5%Reduced
Goldman Sachs Group Inc835,252$13.6M0.00%+51,086+6.5%Added
Harbor Capital Advisors, Inc.808,746$13.2M0.60%−7,419−0.9%Reduced
Northern Trust Corp765,722$12.5M0.00%+513+0.1%Added
Royce & Associates LP708,368$11.6M0.13%−210,700−22.9%Reduced
Barclays PLC675,954$11.0M0.01%−9,766−1.4%Reduced
Charles Schwab Investment Management Inc675,676$11.0M0.00%+7,246+1.1%Added
Marshall Wace, LLP585,411$9.57M0.01%−98,300−14.4%Reduced
Two Sigma Investments, LP491,576$8.03M0.02%+261,928+114.1%Added
Jacobs Levy Equity Management, Inc482,366$7.88M0.03%+103,560+27.3%Added
Tudor Investment Corp Et Al448,840$7.33M0.07%+149,551+50.0%Added
JPMorgan Chase & Co435,308$7.11M0.00%−42,003−8.8%Reduced
Paradigm Capital Management Inc427,800$6.99M0.39%00.0%Unchanged
Bridge City Capital, LLC422,803$6.91M2.07%−96,782−18.6%Reduced
Algert Global LLC420,328$6.87M0.17%−18,140−4.1%Reduced
Norges Bank416,672$6.81M0.00%+25,238+6.4%Added
Principal Financial Group Inc416,548$6.81M0.00%+12,282+3.0%Added
Qube Research & Technologies Ltd392,173$6.41M0.01%+285,722+268.4%Added
Citadel Advisors LLC388,896$6.35M0.01%+692+0.2%Added
Victory Capital Management Inc385,332$6.30M0.01%+213,592+124.4%Added
Peregrine Capital Management LLC384,852$6.29M0.21%−20,953−5.2%Reduced
UBS Group AG369,439$6.04M0.00%+248,194+204.7%Added
Teacher Retirement System of Texas362,318$5.92M0.02%+139,443+62.6%Added
Impax Asset Management Group plc360,000$5.88M0.04%−227,500−38.7%Reduced
Rice Hall James & Associates, LLC354,813$5.80M0.34%−25,209−6.6%Reduced
Two Sigma Advisers, LP348,200$5.69M0.01%+142,900+69.6%Added
Prudential Financial Inc344,300$5.63M0.01%+71,906+26.4%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main320,593$5.24M0.01%+179,927+127.9%Added
Aptus Capital Advisors, LLC294,920$4.82M0.05%+294,920New
Voya Investment Management LLC274,194$4.48M0.00%−34,684−11.2%Reduced
Trexquant Investment LP247,891$4.05M0.05%+52,331+26.8%Added
Public Sector Pension Investment Board233,720$3.82M0.02%+49,805+27.1%Added
Legal & General Group Plc221,273$3.62M0.00%−795,539−78.2%Reduced
SEI Investments Co221,223$3.61M0.00%+26,187+13.4%Added
American Century Companies Inc216,241$3.53M0.00%+38,539+21.7%Added
Royal Bank of Canada213,118$3.48M0.00%+120,966+131.3%Added
Connor, Clark & Lunn Investment Management Ltd.211,936$3.46M0.02%−133,887−38.7%Reduced
Hillsdale Investment Management Inc.206,200$3.37M0.17%+13,600+7.1%Added
EAM Investors, LLC202,826$3.31M0.57%+202,826New
BNP Paribas Arbitrage, SA202,690$3.31M0.00%+105,169+107.8%Added
UBS Asset Management Americas Inc202,658$3.31M0.00%+11,268+5.9%Added
Nuveen, LLC199,651$3.26M0.00%+199,651New
Allianz Asset Management GmbH197,881$3.23M0.00%+98,293+98.7%Added
Rhumbline Advisers196,387$3.21M0.00%−369−0.2%Reduced
Summit Partners L P187,367$3.06M0.19%+12,903+7.4%Added
Man Group plc182,868$2.99M0.01%+118,668+184.8%Added
Wells Fargo & Company181,710$2.97M0.00%+126,662+230.1%Added
Jane Street Group, LLC173,493$2.83M0.01%+94,641+120.0%Added
Ameriprise Financial Inc168,538$2.75M0.00%−12,299−6.8%Reduced
Lazard Asset Management LLC166,265$2.71M0.00%+48,477+41.2%Added
Deutsche Bank AG160,446$2.62M0.00%−6,684−4.0%Reduced
Citigroup Inc152,875$2.50M0.00%−14,034−8.4%Reduced
Swiss National Bank143,000$2.34M0.00%−2,400−1.7%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH139,585$2.28M0.00%+139,585New
Davy Global Fund Management Ltd137,796$2.25M0.26%−4,239−3.0%Reduced
State Board of Administration of Florida Retirement System134,852$2.20M0.00%+19,853+17.3%Added
Mackenzie Financial Corp134,265$2.19M0.00%−21,009−13.5%Reduced
Bank of America Corp128,413$2.10M0.00%−53,543−29.4%Reduced
Vident Advisory, LLC126,086$2.06M0.03%+126,086New
Banque Cantonale Vaudoise123,203$2.01M0.09%+123,203New
Susquehanna International Group, LLP113,452$1.85M0.00%+49,876+78.5%Added
Canada Pension Plan Investment Board109,400$1.79M0.00%+68,200+165.5%Added
Franklin Resources Inc108,908$1.78M0.00%+19,797+22.2%Added
Cubist Systematic Strategies, LLC103,654$1.69M0.02%+90,640+696.5%Added
Martingale Asset Management L P100,873$1.65M0.04%00.0%Unchanged
Truist Financial Corp96,618$1.58M0.00%+96,618New
New York State Common Retirement Fund91,545$1.50M0.00%−17,531−16.1%Reduced
Great West Life Assurance Co88,307$1.44M0.00%−11,555−11.6%Reduced
Picton Mahoney Asset Management85,318$1.39M0.05%+53,271+166.2%Added
Verity Asset Management, Inc.81,669$1.33M0.54%+1,378+1.7%Added
California State Teachers Retirement System80,683$1.32M0.00%+11,877+17.3%Added
Wedge Capital Management L L P80,299$1.31M0.03%+1,295+1.6%Added
AQR Capital Management LLC78,696$1.29M0.00%−55,980−41.6%Reduced
Legato Capital Management LLC75,635$1.24M0.17%−29,058−27.8%Reduced
Fisher Asset Management, LLC74,940$1.22M0.00%−16,937−18.4%Reduced
Intech Investment Management LLC73,995$1.21M0.01%+33,262+81.7%Added
Alliancebernstein L.P.71,999$1.18M0.00%−206,760−74.2%Reduced
HSBC Holdings PLC71,958$1.17M0.00%−5,594−7.2%Reduced
FCG Investment Co70,357$1.15M0.72%+70,357New
Winton Group Ltd67,582$1.10M0.07%−7,385−9.9%Reduced
Globeflex Capital L P65,303$1.07M0.10%00.0%Unchanged
Cresset Asset Management, LLC63,125$1.03M0.01%−2,806−4.3%Reduced
Engineers Gate Manager LP61,945$1.01M0.02%+32,675+111.6%Added
Millennium Management LLC61,592$1.01M0.00%−213,926−77.6%Reduced