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 |
|---|---|---|---|---|---|
| Zurcher Kantonalbank (Zurich Cantonalbank) | 47,471 | $1.77M | 0.00% | +7,931+20.1% | Added |
| Alliancebernstein L.P. | 79,707 | $1.84M | 0.00% | +7,149+9.9% | Added |
| Fisher Asset Management, LLC | 50,150 | $1.87M | 0.00% | −24,736−33.0% | Reduced |
| Cookson Peirce & Co Inc | 52,537 | $1.96M | 0.06% | +27,537+110.1% | Added |
| ExodusPoint Capital Management, LP | 52,729 | $1.97M | 0.02% | −19,656−27.2% | Reduced |
| Nilsine Partners, LLC | 56,679 | $2.12M | 0.15% | +815+1.5% | Added |
| Great West Life Assurance Co | 56,974 | $2.13M | 0.00% | −2,194−3.7% | Reduced |
| Allspring Global Investments Holdings, LLC | 57,066 | $2.17M | 0.00% | +1,848+3.3% | Added |
| Numerai GP LLC | 62,047 | $2.32M | 0.19% | +62,047 | New |
| Verity Asset Management, Inc. | 64,164 | $2.40M | 0.91% | +1,811+2.9% | Added |
| Globeflex Capital L P | 65,303 | $2.44M | 0.31% | 00.0% | Unchanged |
| CBOE Vest Financial, LLC | 66,670 | $2.49M | 0.03% | +66,670 | New |
| Quantinno Capital Management LP | 68,398 | $2.56M | 0.00% | +13,369+24.3% | Added |
| Cresset Asset Management, LLC | 69,393 | $2.59M | 0.01% | −3,461−4.8% | Reduced |
| KLP Kapitalforvaltning AS | 69,500 | $2.60M | 0.01% | 00.0% | Unchanged |
| Kames Capital plc | 74,609 | $2.79M | 0.03% | −24,191−24.5% | Reduced |
| Canada Pension Plan Investment Board | 75,500 | $2.82M | 0.00% | −2,800−3.6% | Reduced |
| California State Teachers Retirement System | 76,768 | $2.87M | 0.00% | −14,683−16.1% | Reduced |
| Allianz Asset Management GmbH | 79,525 | $2.97M | 0.00% | +13,570+20.6% | Added |
| Advisor Group Holdings, Inc. | 80,043 | $2.99M | 0.00% | +75,741+1,760.6% | Added |
| New York State Common Retirement Fund | 81,199 | $3.03M | 0.00% | −154,528−65.6% | Reduced |
| AQR Capital Management LLC | 83,207 | $3.11M | 0.00% | +33,361+66.9% | Added |
| Deutsche Bank AG | 87,103 | $3.25M | 0.00% | +6,578+8.2% | Added |
| Citadel Advisors LLC | 93,240 | $3.48M | 0.00% | −420,780−81.9% | Reduced |
| Jane Street Group, LLC | 93,880 | $3.51M | 0.00% | −502,068−84.2% | Reduced |
| HSBC Holdings PLC | 94,437 | $3.53M | 0.00% | −81,343−46.3% | Reduced |
| Franklin Resources Inc | 99,729 | $3.73M | 0.00% | −4,270−4.1% | Reduced |
| Brevan Howard Capital Management LP | 102,085 | $3.81M | 0.05% | +77,185+310.0% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 104,707 | $3.91M | 0.01% | +14,488+16.1% | Added |
| PDT Partners, LLC | 111,226 | $4.16M | 0.22% | +12,600+12.8% | Added |
| Federated Hermes, Inc. | 114,416 | $4.27M | 0.01% | +8,149+7.7% | Added |
| State Board of Administration of Florida Retirement System | 114,819 | $4.29M | 0.01% | −14,788−11.4% | Reduced |
| Tudor Investment Corp Et Al | 120,260 | $4.49M | 0.02% | −118,597−49.7% | Reduced |
| Victory Capital Management Inc | 122,942 | $4.59M | 0.00% | −14,410−10.5% | Reduced |
| Citigroup Inc | 128,365 | $4.80M | 0.00% | +82,622+180.6% | Added |
| Russell Investments Group, Ltd. | 134,991 | $5.04M | 0.00% | −254,789−65.4% | Reduced |
| 4D Advisors, LLC | 135,000 | $5.04M | 1.94% | +135,000 | New |
| Swiss National Bank | 136,700 | $5.11M | 0.00% | −5,700−4.0% | Reduced |
| Credit Agricole S A | 138,000 | $5.16M | 0.01% | +138,000 | New |
| Truist Financial Corp | 138,302 | $5.17M | 0.01% | +23,287+20.2% | Added |
| Hennion & Walsh Asset Management, Inc. | 141,978 | $5.30M | 0.15% | +27,882+24.4% | Added |
| Voya Investment Management LLC | 143,421 | $5.36M | 0.00% | −23,057−13.8% | Reduced |
| Harbor Capital Advisors, Inc. | 147,669 | $5.52M | 0.38% | −39,461−21.1% | Reduced |
| Creative Planning | 149,624 | $5.59M | 0.00% | +22,356+17.6% | Added |
| SEI Investments Co | 151,678 | $5.67M | 0.00% | +30,437+25.1% | Added |
| Davy Global Fund Management Ltd | 158,843 | $5.93M | 0.38% | −16,351−9.3% | Reduced |
| UBS Asset Management Americas Inc | 159,216 | $5.95M | 0.00% | −2,338−1.4% | Reduced |
| Uniplan Investment Counsel, Inc. | 161,381 | $6.03M | 0.57% | +55,113+51.9% | Added |
| Ameriprise Financial Inc | 168,623 | $6.30M | 0.00% | +45,084+36.5% | Added |
| Bessemer Group Inc | 171,223 | $6.40M | 0.01% | 00.0% | Unchanged |
| Rhumbline Advisers | 172,167 | $6.43M | 0.00% | −19,943−10.4% | Reduced |
| Millennium Management LLC | 175,579 | $6.56M | 0.00% | −239,341−57.7% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 178,808 | $6.68M | 0.01% | +42,462+31.1% | Added |
| EAM Investors, LLC | 188,768 | $7.05M | 0.63% | +188,768 | New |
| Legal & General Group Plc | 189,446 | $7.08M | 0.00% | −1,170−0.6% | Reduced |
| Summit Partners L P | 200,065 | $7.47M | 1.23% | 00.0% | Unchanged |
| Peregrine Capital Management LLC | 201,952 | $7.54M | 0.25% | −17,667−8.0% | Reduced |
| Portolan Capital Management, LLC | 226,920 | $8.48M | 0.32% | +226,920 | New |
| American Century Companies Inc | 234,381 | $8.76M | 0.00% | +12,012+5.4% | Added |
| Nuveen, LLC | 236,607 | $8.84M | 0.00% | +78,036+49.2% | Added |
| Rice Hall James & Associates, LLC | 245,117 | $9.16M | 0.45% | −91,707−27.2% | Reduced |
| Public Sector Pension Investment Board | 247,318 | $9.24M | 0.02% | −8,469−3.3% | Reduced |
| Envestnet Asset Management Inc | 247,901 | $9.26M | 0.00% | +247,901 | New |
| JPMorgan Chase & Co | 283,306 | $10.4M | 0.00% | −43,340−13.3% | Reduced |
| Crawford Investment Counsel Inc | 295,532 | $11.0M | 0.18% | −25,090−7.8% | Reduced |
| Bridge City Capital, LLC | 296,239 | $11.1M | 2.53% | −104,444−26.1% | Reduced |
| Jump Financial, LLC | 324,417 | $12.1M | 0.11% | +36,959+12.9% | Added |
| Wells Fargo & Company | 329,534 | $12.3M | 0.00% | −3,000−0.9% | Reduced |
| Paradigm Capital Management Inc | 384,700 | $14.4M | 0.39% | −16,700−4.2% | Reduced |
| Ceredex Value Advisors LLC | 387,750 | $14.5M | 0.41% | +387,750 | New |
| Impax Asset Management Group plc | 410,000 | $15.3M | 0.10% | −60,000−12.8% | Reduced |
| Wasatch Advisors Inc | 416,114 | $15.5M | 0.10% | +416,114 | New |
| Defiance ETFs, LLC | 412,194 | $15.7M | 0.22% | −10,944−2.6% | Reduced |
| Principal Financial Group Inc | 446,423 | $16.7M | 0.01% | +10,144+2.3% | Added |
| Acadian Asset Management LLC | 455,769 | $17.0M | 0.02% | +455,769 | New |
| Aptus Capital Advisors, LLC | 457,762 | $17.1M | 0.12% | +2,760+0.6% | Added |
| Bank of America Corp | 461,387 | $17.2M | 0.00% | +254,717+123.2% | Added |
| Royal Bank of Canada | 463,003 | $17.3M | 0.00% | −73,458−13.7% | Reduced |
| Vanguard Fiduciary Trust Co | 511,169 | $19.1M | 0.00% | +16,736+3.4% | Added |
| D. E. Shaw & Co., Inc. | 547,577 | $20.5M | 0.01% | +284,190+107.9% | Added |
| Oberweis Asset Management Inc | 552,000 | $20.6M | 0.43% | +47,700+9.5% | Added |
| BNP Paribas Arbitrage, SA | 573,164 | $21.4M | 0.01% | +183,452+47.1% | Added |
| Royce & Associates LP | 597,646 | $22.3M | 0.18% | −219,784−26.9% | Reduced |
| Bank of New York Mellon Corp | 659,883 | $24.7M | 0.00% | −756−0.1% | Reduced |
| UBS Group AG | 736,554 | $27.5M | 0.00% | +346,499+88.8% | Added |
| Northern Trust Corp | 756,476 | $28.3M | 0.00% | +52,072+7.4% | Added |
| Charles Schwab Investment Management Inc | 761,676 | $28.5M | 0.00% | +17,708+2.4% | Added |
| Boston Partners | 802,469 | $30.0M | 0.03% | −13,321−1.6% | Reduced |
| Loomis Sayles & Co L P | 884,023 | $33.0M | 0.04% | +884,023 | New |
| Price T Rowe Associates Inc | 894,398 | $33.4M | 0.00% | −178,440−16.6% | Reduced |
| Nomura Asset Management International Inc. | 896,517 | $33.5M | 0.05% | +896,517 | New |
| Morgan Stanley | 908,083 | $33.9M | 0.00% | +94,996+11.7% | Added |
| Barclays PLC | 962,382 | $36.0M | 0.01% | −912,120−48.7% | Reduced |
| Prudential Financial Inc | 1,048,320 | $39.2M | 0.04% | +163,113+18.4% | Added |
| Two Sigma Investments, LP | 1,124,963 | $42.0M | 0.03% | −195,026−14.8% | Reduced |
| Punch & Associates Investment Management, Inc. | 1,188,747 | $44.4M | 2.20% | −271,163−18.6% | Reduced |
| Invesco Ltd. | 1,243,053 | $46.4M | 0.00% | +880,381+242.7% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 1,426,608 | $53.3M | 0.06% | −129,568−8.3% | Reduced |
| FMR LLC | 1,433,878 | $53.6M | 0.00% | +1,405,772+5,001.7% | Added |
| Arrowstreet Capital, Limited Partnership | 1,437,650 | $53.7M | 0.02% | −59,494−4.0% | Reduced |