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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 312 | $2.86B |
| Q1 2026 | 265 | $1.67B |
| Q4 2025 | 243 | $1.24B |
| Q3 2025 | 237 | $1.27B |
| Q2 2025 | 232 | $1.36B |
| Q1 2025 | 253 | $1.15B |
| Q4 2024 | 219 | $1.20B |
| Q3 2024 | 207 | $943.4M |
| Q2 2024 | 218 | $921.8M |
| Q1 2024 | 181 | $928.5M |
| Q4 2023 | 191 | $891.7M |
| Q3 2023 | 193 | $982.7M |
| Q2 2023 | 198 | $953.7M |
| Q1 2023 | 217 | $984.2M |
| Q4 2022 | 223 | $1.10B |
| Q3 2022 | 202 | $866.1M |
| Q2 2022 | 203 | $988.4M |
| Q1 2022 | 195 | $884.4M |
| Q4 2021 | 176 | $1.07B |
| Q3 2021 | 151 | $906.0M |
| Q2 2021 | 132 | $744.2M |
| Q1 2021 | 134 | $630.5M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CBOE Vest Financial, LLC | 66,670 | $2.49M | 0.03% | +66,670 | New |
| Globeflex Capital L P | 65,303 | $2.44M | 0.31% | 00.0% | Unchanged |
| Verity Asset Management, Inc. | 64,164 | $2.40M | 0.91% | +1,811+2.9% | Added |
| Numerai GP LLC | 62,047 | $2.32M | 0.19% | +62,047 | New |
| Allspring Global Investments Holdings, LLC | 57,066 | $2.17M | 0.00% | +1,848+3.3% | Added |
| Great West Life Assurance Co | 56,974 | $2.13M | 0.00% | −2,194−3.7% | Reduced |
| Nilsine Partners, LLC | 56,679 | $2.12M | 0.15% | +815+1.5% | Added |
| ExodusPoint Capital Management, LP | 52,729 | $1.97M | 0.02% | −19,656−27.2% | Reduced |
| Cookson Peirce & Co Inc | 52,537 | $1.96M | 0.06% | +27,537+110.1% | Added |
| Fisher Asset Management, LLC | 50,150 | $1.87M | 0.00% | −24,736−33.0% | Reduced |
| Alliancebernstein L.P. | 79,707 | $1.84M | 0.00% | +7,149+9.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 47,471 | $1.77M | 0.00% | +7,931+20.1% | Added |
| Thrivent Financial for Lutherans | 47,279 | $1.77M | 0.00% | −444−0.9% | Reduced |
| Vanguard Asset Management, Ltd | 46,610 | $1.74M | 0.00% | 00.0% | Unchanged |
| Illumine Investment Management, LLC | 0 | $1.62M | 1.06% | −42,732−100.0% | Reduced |
| MML Investors Services, LLC | 43,183 | $1.61M | 0.00% | +43,183 | New |
| MetLife Investment Management | 42,261 | $1.58M | 0.01% | +3,405+8.8% | Added |
| Simplex Trading, LLC | 41,672 | $1.56M | 0.04% | +29,955+255.7% | Added |
| XTX Topco Ltd | 41,004 | $1.53M | 0.02% | −9,125−18.2% | Reduced |
| Stifel Financial Corp | 40,370 | $1.51M | 0.00% | +40,370 | New |
| Raymond James Financial Inc | 38,661 | $1.44M | 0.00% | +812+2.1% | Added |
| Susquehanna Fundamental Investments, LLC | 37,489 | $1.40M | 0.03% | +37,489 | New |
| Teton Advisors, LLC | 36,000 | $1.34M | 0.78% | 00.0% | Unchanged |
| Campbell & CO Investment Adviser LLC | 35,919 | $1.34M | 0.07% | +25,358+240.1% | Added |
| Amundi | 35,474 | $1.33M | 0.00% | −4,942−12.2% | Reduced |
| State of Alaska, Department of Revenue | 35,482 | $1.32M | 0.01% | −11,583−24.6% | Reduced |
| Illinois Municipal Retirement Fund | 35,244 | $1.32M | 0.01% | +2,015+6.1% | Added |
| LPL Financial LLC | 33,811 | $1.26M | 0.00% | +33,811 | New |
| Martingale Asset Management L P | 33,684 | $1.26M | 0.03% | −62,539−65.0% | Reduced |
| Evergreen Capital Management LLC | 33,053 | $1.23M | 0.02% | −53−0.2% | Reduced |
| Jupiter Topco LLC | 32,278 | $1.21M | 0.00% | +32,278 | New |
| Louisiana State Employees Retirement System | 31,600 | $1.18M | 0.02% | −100−0.3% | Reduced |
| Manufacturers Life Insurance Company, The | 29,959 | $1.12M | 0.00% | +458+1.6% | Added |
| Legato Capital Management LLC | 29,246 | $1.09M | 0.09% | −19,146−39.6% | Reduced |
| Vanguard Global Advisers, LLC | 28,676 | $1.07M | 0.00% | +836+3.0% | Added |
| Platinum Investment Management Ltd | 28,630 | $1.07M | 0.26% | +28,630 | New |
| Mirae Asset Global Investments Co., Ltd. | 28,531 | $1.07M | 0.00% | +1,109+4.0% | Added |
| Neo Ivy Capital Management | 28,494 | $1.06M | 0.25% | +28,494 | New |
| State of Tennessee, Treasury Department | 28,082 | $1.05M | 0.00% | −1,004−3.5% | Reduced |
| Sig Brokerage, LP | 27,838 | $1.04M | 0.17% | +27,838 | New |
| Group One Trading, L.P. | 27,833 | $1.04M | 0.03% | +25,783+1,257.7% | Added |
| Level Four Advisory Services, LLC | 27,689 | $1.03M | 0.03% | +27,689 | New |
| Freestone Grove Partners LP | 26,420 | $987.1K | 0.01% | +14,829+127.9% | Added |
| Norges Bank | 26,272 | $981.5K | 0.00% | +26,272 | New |
| Pacer Advisors, Inc. | 25,016 | $935.0K | 0.00% | +6,603+35.9% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 24,983 | $933.4K | 0.00% | 00.0% | Unchanged |
| Weiss Asset Management LP | 24,093 | $900.1K | 0.01% | +2,463+11.4% | Added |
| Optimize Financial Inc | 23,700 | $885.4K | 0.32% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 22,589 | $843.9K | 0.00% | −6,549−22.5% | Reduced |
| New York State Teachers Retirement System | 22,016 | $823.0K | 0.00% | +1,515+7.4% | Added |
| 1492 Capital Management LLC | 21,520 | $804.0K | 0.24% | −4,858−18.4% | Reduced |
| Summit Global Investments | 21,417 | $800.0K | 0.04% | −42,519−66.5% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 21,386 | $799.0K | 0.01% | +1,336+6.7% | Added |
| Unique Wealth Strategies, LLC | 21,365 | $798.2K | 0.29% | −6,843−24.3% | Reduced |
| Cetera Investment Advisers | 19,779 | $738.9K | 0.00% | +19,779 | New |
| Gotham Asset Management, LLC | 19,741 | $737.5K | 0.00% | −141−0.7% | Reduced |
| Vanguard Investments Australia, Ltd. | 19,665 | $734.7K | 0.00% | 00.0% | Unchanged |
| Axq Capital, LP | 19,592 | $732.0K | 0.08% | +2,036+11.6% | Added |
| Amalgamated Bank | 19,349 | $723.0K | 0.00% | −1,248−6.1% | Reduced |
| Yousif Capital Management, LLC | 19,064 | $712.2K | 0.01% | +15+0.1% | Added |
| Arizona State Retirement System | 18,801 | $702.4K | 0.00% | −900−4.6% | Reduced |
| Captrust Financial Advisors | 18,083 | $675.6K | 0.00% | −2,190−10.8% | Reduced |
| Lazard Asset Management LLC | 17,993 | $672.2K | 0.00% | 00.0% | Unchanged |
| Teachers Retirement System of the State of Kentucky | 17,891 | $668.0K | 0.00% | 00.0% | Unchanged |
| Linden Thomas Advisory Services, LLC | 17,580 | $656.8K | 0.05% | −148−0.8% | Reduced |
| Baader Bank INC | 17,500 | $653.8K | 0.05% | +17,500 | New |
| Capital Fund Management S.A. | 17,387 | $649.6K | 0.00% | +17,387 | New |
| Horizon Investment Services, LLC | 17,102 | $638.9K | 0.18% | +17,102 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 17,073 | $637.8K | 0.00% | −608−3.4% | Reduced |
| Benjamin Edwards Inc | 16,980 | $634.3K | 0.01% | +16,980 | New |
| Fifth Third Bancorp | 16,820 | $628.4K | 0.00% | −261−1.5% | Reduced |
| Massar Capital Management, LP | 16,336 | $610.3K | 0.21% | +16,336 | New |
| Oregon Public Employees Retirement Fund | 16,318 | $609.6K | 0.01% | 00.0% | Unchanged |
| GWN Securities Inc. | 16,202 | $605.3K | 0.10% | +16,202 | New |
| Gamco Investors, Inc. Et Al | 16,050 | $599.6K | 0.01% | −26,700−62.5% | Reduced |
| CIBC Bancorp USA Inc. | 15,547 | $580.8K | 0.00% | +15,547 | New |
| Intech Investment Management LLC | 15,160 | $566.4K | 0.01% | −592−3.8% | Reduced |
| SG Americas Securities, LLC | 15,066 | $563.0K | 0.00% | −39,455−72.4% | Reduced |
| Teacher Retirement System of Texas | 14,780 | $552.2K | 0.00% | +14,780 | New |
| Neuberger Berman Group LLC | 14,525 | $542.7K | 0.00% | +13+0.1% | Added |
| Pinnacle Financial Partners, Inc. | 14,239 | $532.0K | 0.00% | +30+0.2% | Added |
| JustInvest LLC | 14,199 | $530.5K | 0.00% | −167−1.2% | Reduced |
| Commonwealth Equity Services, LLC | 14,140 | $528.3K | 0.00% | −623−4.2% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 13,816 | $516.2K | 0.01% | +13,816 | New |
| Susquehanna International Group, LLP | 13,733 | $513.1K | 0.00% | −94,489−87.3% | Reduced |
| Toroso Investments, LLC | 13,623 | $509.0K | 0.00% | −20,366−59.9% | Reduced |
| Park Avenue Securities LLC | 13,429 | $502.0K | 0.00% | +13,429 | New |
| Abel Hall, LLC | 12,782 | $477.5K | 0.08% | +119+0.9% | Added |
| Procyon Private Wealth Partners, LLC | 12,561 | $469.3K | 0.02% | +12,561 | New |
| Impact Partnership Wealth, LLC | 12,201 | $455.8K | 0.04% | +1,628+15.4% | Added |
| Qube Research & Technologies Ltd | 12,141 | $453.6K | 0.00% | −145,405−92.3% | Reduced |
| US Bancorp | 11,908 | $444.9K | 0.00% | −80−0.7% | Reduced |
| Cornerstone Investment Partners, LLC | 11,518 | $430.3K | 0.01% | −665−5.5% | Reduced |
| Summit Trail Advisors, LLC | 11,111 | $415.1K | 0.01% | +198+1.8% | Added |
| Mercer Global Advisors Inc | 10,824 | $404.4K | 0.00% | +10,824 | New |
| USS Investment Management Ltd | 10,700 | $399.9K | 0.00% | +10,700 | New |
| Entropy Technologies, LP | 10,553 | $394.3K | 0.02% | +10,553 | New |
| Maryland State Retirement & Pension System | 10,502 | $392.4K | 0.01% | 00.0% | Unchanged |
| LSV Asset Management | 10,400 | $389.0K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 10,334 | $386.1K | 0.00% | −854−7.6% | Reduced |