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, Q4 2025
Institutional positions in A10 Networks, Inc. as of Dec 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
- 243
- +10 vs. Q3 2025
- Shares held
- 70.3M
- +147.5K (+0.2%) vs. Q3 2025
- Total value
- $1.24B
- −$29.6M (−2.3%) vs. Q3 2025
- New holders
- 38
- 84 more added
- Sold out
- 28
- 90 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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, Q4 2025
Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Boothbay Fund Management, LLC | 20,209 | $357.5K | 0.01% | +20,209 | New |
| Amalgamated Bank | 20,986 | $371.0K | 0.00% | −187−0.9% | Reduced |
| Dynamic Technology Lab Private Ltd | 21,347 | $378.0K | 0.09% | +21,347 | New |
| Quantinno Capital Management LP | 21,893 | $387.3K | 0.00% | +4,501+25.9% | Added |
| Mirae Asset Global Investments Co., Ltd. | 23,543 | $416.5K | 0.00% | −19,021−44.7% | Reduced |
| Optimize Financial Inc | 23,700 | $419.3K | 0.21% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 25,569 | $452.3K | 0.00% | +477+1.9% | Added |
| Norges Bank | 26,272 | $464.8K | 0.00% | +26,272 | New |
| Alps Advisors Inc | 26,355 | $466.2K | 0.00% | +221+0.8% | Added |
| Round Rock Advisors, LLC | 27,353 | $483.9K | 0.07% | +9,633+54.4% | Added |
| Lazard Asset Management LLC | 28,162 | $498.2K | 0.00% | −2,960−9.5% | Reduced |
| Intech Investment Management LLC | 28,966 | $512.4K | 0.00% | −10,467−26.5% | Reduced |
| Toroso Investments, LLC | 29,754 | $526.3K | 0.00% | −33,754−53.1% | Reduced |
| Evergreen Capital Management LLC | 29,762 | $526.5K | 0.01% | +29,762 | New |
| Manufacturers Life Insurance Company, The | 30,762 | $544.2K | 0.00% | −2,702−8.1% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 31,734 | $561.4K | 0.00% | +5,114+19.2% | Added |
| Quantbot Technologies LP | 31,910 | $564.5K | 0.02% | −1,407−4.2% | Reduced |
| Janus Henderson Group PLC | 32,278 | $570.7K | 0.00% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 32,900 | $582.0K | 0.01% | −300−0.9% | Reduced |
| Gsa Capital Partners LLP | 33,332 | $590.0K | 0.05% | +33,332 | New |
| Russell Investments Group, Ltd. | 33,475 | $592.2K | 0.00% | −143−0.4% | Reduced |
| Gotham Asset Management, LLC | 34,574 | $611.6K | 0.00% | −5,571−13.9% | Reduced |
| Horizon Investments, LLC | 35,100 | $620.9K | 0.01% | +35,100 | New |
| PDT Partners, LLC | 35,472 | $627.5K | 0.04% | +35,472 | New |
| Illinois Municipal Retirement Fund | 35,848 | $634.2K | 0.01% | −2,287−6.0% | Reduced |
| Teton Advisors, LLC | 36,000 | $636.8K | 0.44% | 00.0% | Unchanged |
| Amundi | 37,884 | $670.2K | 0.00% | −8,207−17.8% | Reduced |
| AQR Capital Management LLC | 38,606 | $682.9K | 0.00% | −3,852−9.1% | Reduced |
| MetLife Investment Management | 39,202 | $693.5K | 0.00% | −2,650−6.3% | Reduced |
| Engineers Gate Manager LP | 39,850 | $704.9K | 0.01% | +1,060+2.7% | Added |
| Verition Fund Management LLC | 41,948 | $742.1K | 0.00% | +41,948 | New |
| Illumine Investment Management, LLC | 42,697 | $755.3K | 0.55% | +2,226+5.5% | Added |
| Gamco Investors, Inc. Et Al | 42,750 | $756.2K | 0.01% | +750+1.8% | Added |
| XTX Topco Ltd | 43,477 | $769.1K | 0.02% | +43,477 | New |
| QSV Equity Investors LLC | 43,965 | $777.7K | 1.15% | −21,514−32.9% | Reduced |
| State of Alaska, Department of Revenue | 48,292 | $853.0K | 0.01% | +8,773+22.2% | Added |
| Allspring Global Investments Holdings, LLC | 49,547 | $859.6K | 0.00% | +4,352+9.6% | Added |
| Thrivent Financial for Lutherans | 49,286 | $872.0K | 0.00% | −2,767−5.3% | Reduced |
| Susquehanna International Group, LLP | 50,013 | $884.7K | 0.00% | −16,301−24.6% | Reduced |
| SG Americas Securities, LLC | 51,448 | $910.0K | 0.00% | −9,829−16.0% | Reduced |
| Nilsine Partners, LLC | 52,393 | $926.8K | 0.08% | +1,819+3.6% | Added |
| Comerica Bank | 53,103 | $939.4K | 0.00% | −3,370−6.0% | Reduced |
| Skopos Labs, Inc. | 54,854 | $990.1K | 0.05% | +54,854 | New |
| Voloridge Investment Management, LLC | 61,162 | $1.08M | 0.00% | −60,828−49.9% | Reduced |
| Great West Life Assurance Co | 62,945 | $1.11M | 0.00% | −17,320−21.6% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 64,356 | $1.14M | 0.00% | +64,356 | New |
| Citigroup Inc | 65,064 | $1.15M | 0.00% | −15,408−19.1% | Reduced |
| Globeflex Capital L P | 65,303 | $1.16M | 0.18% | 00.0% | Unchanged |
| California State Teachers Retirement System | 66,962 | $1.18M | 0.00% | −13,137−16.4% | Reduced |
| Allianz Asset Management GmbH | 67,115 | $1.19M | 0.00% | 00.0% | Unchanged |
| Summit Global Investments | 67,550 | $1.20M | 0.07% | −1,181−1.7% | Reduced |
| Creative Planning | 68,949 | $1.22M | 0.00% | +24,185+54.0% | Added |
| KLP Kapitalforvaltning AS | 69,500 | $1.23M | 0.00% | +1,000+1.5% | Added |
| Alliancebernstein L.P. | 69,571 | $1.23M | 0.00% | −167−0.2% | Reduced |
| Raymond James Financial Inc | 71,399 | $1.26M | 0.00% | +28,367+65.9% | Added |
| Winton Group Ltd | 71,527 | $1.27M | 0.04% | +761+1.1% | Added |
| Cresset Asset Management, LLC | 72,409 | $1.28M | 0.01% | +102+0.1% | Added |
| Deutsche Bank AG | 73,288 | $1.30M | 0.00% | +1,889+2.6% | Added |
| Prudential Financial Inc | 73,408 | $1.30M | 0.00% | −113,126−60.6% | Reduced |
| Dark Forest Capital Management LP | 74,366 | $1.32M | 0.06% | +74,366 | New |
| Fisher Asset Management, LLC | 74,557 | $1.32M | 0.00% | +4,875+7.0% | Added |
| Legato Capital Management LLC | 80,115 | $1.42M | 0.12% | +4,480+5.9% | Added |
| Canada Pension Plan Investment Board | 82,000 | $1.45M | 0.00% | −3,300−3.9% | Reduced |
| Verity Asset Management, Inc. | 91,956 | $1.63M | 0.70% | +556+0.6% | Added |
| Teacher Retirement System of Texas | 96,576 | $1.71M | 0.01% | −330−0.3% | Reduced |
| New York State Common Retirement Fund | 97,845 | $1.73M | 0.00% | 00.0% | Unchanged |
| October Effect Ltd | 100,437 | $1.78M | 1.96% | −53,053−34.6% | Reduced |
| Martingale Asset Management L P | 100,510 | $1.78M | 0.05% | −783−0.8% | Reduced |
| Mackenzie Financial Corp | 100,271 | $1.79M | 0.00% | −2,405−2.3% | Reduced |
| Franklin Resources Inc | 102,357 | $1.81M | 0.00% | −50,670−33.1% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 102,919 | $1.82M | 0.06% | +36,744+55.5% | Added |
| Federated Hermes, Inc. | 106,382 | $1.88M | 0.00% | +60,204+130.4% | Added |
| Truist Financial Corp | 114,988 | $2.03M | 0.00% | +21,867+23.5% | Added |
| Wedge Capital Management L L P | 120,897 | $2.14M | 0.04% | +1,882+1.6% | Added |
| SEI Investments Co | 123,356 | $2.18M | 0.00% | −2,910−2.3% | Reduced |
| State Board of Administration of Florida Retirement System | 130,741 | $2.31M | 0.00% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 132,184 | $2.34M | 0.00% | −9,787−6.9% | Reduced |
| Hillsdale Investment Management Inc. | 133,461 | $2.36M | 0.07% | −39,239−22.7% | Reduced |
| UBS Asset Management Americas Inc | 137,148 | $2.43M | 0.00% | +861+0.6% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 140,666 | $2.49M | 0.00% | 00.0% | Unchanged |
| Swiss National Bank | 142,400 | $2.52M | 0.00% | +2,600+1.9% | Added |
| Banque Cantonale Vaudoise | 144,612 | $2.56M | 0.09% | −2,200−1.5% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 150,466 | $2.67M | 0.00% | +3,219+2.2% | Added |
| Citadel Advisors LLC | 152,016 | $2.69M | 0.00% | −198,777−56.7% | Reduced |
| HSBC Holdings PLC | 153,816 | $2.72M | 0.00% | +70,357+84.3% | Added |
| Nuveen, LLC | 161,132 | $2.85M | 0.00% | −3,263−2.0% | Reduced |
| Quest Partners LLC | 162,685 | $2.88M | 0.16% | +147,444+967.4% | Added |
| Bank of America Corp | 165,473 | $2.93M | 0.00% | −33,025−16.6% | Reduced |
| Victory Capital Management Inc | 166,049 | $2.94M | 0.00% | −301,318−64.5% | Reduced |
| Bessemer Group Inc | 171,223 | $3.03M | 0.00% | +170,847+45,438.0% | Added |
| Davy Global Fund Management Ltd | 175,493 | $3.10M | 0.21% | −62,759−26.3% | Reduced |
| Trexquant Investment LP | 175,738 | $3.11M | 0.03% | +41,925+31.3% | Added |
| Rhumbline Advisers | 186,899 | $3.31M | 0.00% | −15,176−7.5% | Reduced |
| Summit Partners L P | 187,367 | $3.31M | 0.32% | 00.0% | Unchanged |
| Man Group plc | 190,333 | $3.37M | 0.01% | −16,604−8.0% | Reduced |
| Legal & General Group Plc | 208,063 | $3.68M | 0.00% | −6,403−3.0% | Reduced |
| BNP Paribas Arbitrage, SA | 210,748 | $3.73M | 0.00% | +55,583+35.8% | Added |
| Millennium Management LLC | 212,072 | $3.75M | 0.00% | +67,227+46.4% | Added |
| JPMorgan Chase & Co | 216,998 | $3.84M | 0.00% | −163,163−42.9% | Reduced |
| Voya Investment Management LLC | 217,066 | $3.84M | 0.00% | −31,402−12.6% | Reduced |