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Livermore
ZHEN

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 2026

Institutional positions in A10 Networks, Inc. as of Jun 30, 2026. 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
312
+51 vs. Q1 2026
Shares held
76.5M
+4.36M (+6.0%) vs. Q1 2026
Total value
$2.86B
+$1.19B (+71.4%) vs. Q1 2026
New holders
78
91 more added
Sold out
27
102 more reduced

4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 312 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 2026: $2.86B
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 2026

Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q1 2026.

Institutions holding ATEN in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Capital Advisors, Ltd. LLC13$00.00%+13New
Evolution Advisers, Inc.11$00.00%+11New
Truvestments Capital LLC0$140.00%0Unchanged
Hughes Financial Services, LLC2$750.00%00.0%Unchanged
Harbour Investments, Inc.2$750.00%+2New
Davis Capital Management4$1490.00%+4New
Caitong International Asset Management Co., Ltd10$3740.00%−20−66.7%Reduced
JFS Wealth Advisors, LLC15$5610.00%+15New
Optiver Holding B.V.16$5980.00%+16New
Ares Financial Consulting, LLC17$6350.00%+17New
Horizon Financial Services, LLC18$6720.00%+18New
Gilpin Wealth Management, LLC18$6730.00%00.0%Unchanged
Ankerstar Wealth, LLC19$7100.00%00.0%Unchanged
Essential Partners LLC23$8590.00%00.0%Unchanged
Bruce G. Allen Investments, LLC26$9710.00%00.0%Unchanged
Covestor Ltd23$1.00K0.00%−434−95.0%Reduced
Avion Wealth30$1.00K0.00%00.0%Unchanged
Plante Moran Financial Advisors, LLC30$1.12K0.00%+30New
Investors Portfolio Services LLC34$1.27K0.00%00.0%Unchanged
South State Corp.34$1.27K0.00%00.0%Unchanged
IFP Advisors, Inc40$1.49K0.00%+40New
Bare Financial Services, Inc41$1.53K0.00%+12+41.4%Added
Farmers & Merchants Investments Inc50$1.87K0.00%00.0%Unchanged
Aventura Private Wealth, LLC73$2.73K0.00%−24−24.7%Reduced
Raffa Wealth Management, LLC109$4.07K0.00%+109New
Private Wealth Management Group, LLC112$4.18K0.00%00.0%Unchanged
Keating Financial Advisory Services, Inc.126$4.71K0.00%00.0%Unchanged
Clearstead Advisors, LLC129$4.82K0.00%+129New
Allianz SE150$5.60K0.00%00.0%Unchanged
Fulcrum Asset Management LLP166$6.03K0.00%+166New
Kemnay Advisory Services Inc.168$6.28K0.00%−662−79.8%Reduced
Rothschild Investment LLC171$6.39K0.00%00.0%Unchanged
Cassaday & Co Wealth Management LLC200$7.47K0.00%−180−47.4%Reduced
Assetmark, Inc220$8.22K0.00%00.0%Unchanged
First Pacific Financial230$8.59K0.00%−91−28.3%Reduced
Sterling Capital Management LLC255$9.53K0.00%−501−66.3%Reduced
EverSource Wealth Advisors, LLC328$12.3K0.00%+93+39.6%Added
Public Employees Retirement System of Ohio331$12.4K0.00%+147+79.9%Added
Bell Investment Advisors, Inc331$12.4K0.00%00.0%Unchanged
Larson Financial Group LLC361$13.5K0.00%+351+3,510.0%Added
Marquette Asset Management, LLC382$14.3K0.00%00.0%Unchanged
WealthCollab, LLC390$14.6K0.01%00.0%Unchanged
Smartleaf Asset Management LLC419$15.2K0.00%00.0%Unchanged
Pinnacle Wealth Planning Services, Inc.409$15.3K0.00%+38+10.2%Added
Barrow Hanley Mewhinney & Strauss LLC546$20.4K0.00%+197+56.4%Added
Allworth Financial LP592$22.1K0.00%+51+9.4%Added
Persistent Asset Partners Ltd599$22.4K0.01%+599New
Umb Bank N A614$22.9K0.00%+24+4.1%Added
Asset Management One Co.,Ltd.652$24.4K0.00%+652New
Transamerica Financial Advisors, Inc.707$26.4K0.00%+707New
Northwestern Mutual Wealth Management Co728$27.2K0.00%00.0%Unchanged
Steigerwald, Gordon & Koch Inc.800$29.9K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec943$35.2K0.00%+272+40.5%Added
Leonteq Securities AG944$35.3K0.00%−8,285−89.8%Reduced
Parallel Advisors, LLC1,062$39.7K0.00%+795+297.8%Added
Huntington National Bank1,150$43.0K0.00%−361−23.9%Reduced
SBI Securities Co., Ltd.1,167$43.6K0.00%+531+83.5%Added
Versant Capital Management, Inc1,211$45.2K0.00%00.0%Unchanged
Jones Financial Companies LLLP1,304$45.6K0.00%+636+95.2%Added
Salomon & Ludwin, LLC1,325$50.4K0.00%00.0%Unchanged
Massmutual Trust Co FSB1,455$54.4K0.00%00.0%Unchanged
Spire Wealth Management1,510$56.4K0.00%+1,510New
State of Wyoming1,532$57.2K0.01%−6,267−80.4%Reduced
SRS Capital Advisors, Inc.1,731$64.7K0.00%+390+29.1%Added
USA Financial Formulas1,758$65.7K0.01%+1,758New
Hantz Financial Services, Inc.2,014$75.0K0.00%+164+8.9%Added
Signaturefd, LLC2,159$80.7K0.00%+421+24.2%Added
Farther Finance Advisors, LLC2,291$85.6K0.00%+898+64.5%Added
Parkside Financial Bank & Trust2,345$87.6K0.01%−63−2.6%Reduced
Nisa Investment Advisors, LLC2,532$94.6K0.00%+937+58.7%Added
Tower Research Capital LLC (TRC)2,708$101.2K0.00%−4,613−63.0%Reduced
KBC Group NV3,197$119.0K0.00%00.0%Unchanged
Towarzystwo Funduszy Inwestycyjnych Pzu SA3,500$130.8K0.04%+1,200+52.2%Added
Rockefeller Capital Management L.P.3,847$143.7K0.00%+20+0.5%Added
The PNC Financial Services Group, Inc.3,904$145.9K0.00%−34−0.9%Reduced
Los Angeles Capital Management LLC5,145$192.2K0.00%+4,818+1,473.4%Added
nVerses Capital, LLC5,401$201.8K0.31%−23,718−81.5%Reduced
Wiley Bros.-Aintree Capital, LLC5,465$204.2K0.00%+5,465New
Sequoia Financial Advisors, LLC5,467$204.2K0.00%+5,467New
Aquatic Capital Management LLC5,591$208.9K0.01%−37,146−86.9%Reduced
Concurrent Investment Advisors, LLC5,659$211.4K0.00%+5,659New
Wealth Enhancement Advisory Services, LLC5,865$218.0K0.00%+5,865New
Bank of Montreal6,152$229.8K0.00%+6,152New
denkapparat Operations GmbH6,156$230.0K0.08%+6,156New
Kingdom Financial Group LLC.6,254$233.6K0.06%+6,254New
Grantham, Mayo, Van Otterloo & Co. LLC6,258$233.8K0.00%+6,258New
Personal Cfo Solutions, LLC6,282$234.7K0.03%+6,282New
Robeco Institutional Asset Management B.V.6,381$238.4K0.00%+6,381New
Ameritas Investment Partners, Inc.6,581$245.9K0.01%+572+9.5%Added
Baird Financial Group, Inc.6,734$251.6K0.00%+6,734New
Sawgrass Asset Management LLC6,741$251.8K0.03%+6,741New
Graham Capital Management, L.P.6,960$260.0K0.01%+6,960New
BNP PARIBAS ASSET MANAGEMENT Holding S.A.7,041$263.1K0.00%−5,037−41.7%Reduced
Pinnacle Associates Ltd7,111$265.7K0.00%+7,111New
GAMMA Investing LLC7,211$269.4K0.01%+603+9.1%Added
Xponance, Inc.7,280$272.0K0.00%+7,280New
Fox Run Management, L.L.C.7,617$284.6K0.05%+7,617New
LeConte Wealth Management, LLC7,757$289.8K0.16%+7,757New
GW Henssler & Associates Ltd8,062$301.2K0.01%+8,062New
Mutual of America Capital Management LLC8,246$308.1K0.00%+8,246New