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, Q3 2021
Institutional positions in A10 Networks, Inc. as of Sep 30, 2021. 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
- 151
- +20 vs. Q2 2021
- Shares held
- 67.2M
- +1.21M (+1.8%) vs. Q2 2021
- Total value
- $906.0M
- +$162.4M (+21.8%) vs. Q2 2021
- New holders
- 29
- 51 more added
- Sold out
- 9
- 52 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| AQR Capital Management LLC | 158,101 | $2.13M | 0.00% | −76,031−32.5% | Reduced |
| Globeflex Capital L P | 162,304 | $2.19M | 0.48% | −61,621−27.5% | Reduced |
| Wells Fargo & Company | 164,142 | $2.21M | 0.00% | −56,034−25.4% | Reduced |
| Martingale Asset Management L P | 173,089 | $2.33M | 0.03% | +87,564+102.4% | Added |
| State Board of Administration of Florida Retirement System | 175,854 | $2.37M | 0.00% | −37,215−17.5% | Reduced |
| Walthausen & Co., LLC | 186,780 | $2.52M | 0.64% | −96,110−34.0% | Reduced |
| Jupiter Asset Management Ltd | 201,447 | $2.71M | 0.03% | +40,006+24.8% | Added |
| New York State Common Retirement Fund | 201,760 | $2.72M | 0.00% | +7,061+3.6% | Added |
| Russell Investments Group, Ltd. | 211,730 | $2.85M | 0.00% | +5,607+2.7% | Added |
| Goldman Sachs Group Inc | 230,077 | $3.10M | 0.00% | +109,972+91.6% | Added |
| Bridge City Capital, LLC | 230,717 | $3.11M | 1.41% | −61,750−21.1% | Reduced |
| EAM Global Investors LLC | 232,800 | $3.14M | 0.74% | +232,800 | New |
| Fuller & Thaler Asset Management, Inc. | 257,670 | $3.47M | 0.02% | −1,075−0.4% | Reduced |
| Citigroup Inc | 267,716 | $3.61M | 0.00% | −28,233−9.5% | Reduced |
| Los Angeles Capital Management LLC | 268,725 | $3.62M | 0.02% | −62,081−18.8% | Reduced |
| Migdal Insurance & Financial Holdings Ltd. | 284,692 | $3.82M | 0.04% | +284,692 | New |
| Parametric Portfolio Associates LLC | 287,097 | $3.87M | 0.00% | +113,161+65.1% | Added |
| Nuveen Asset Management, LLC | 280,376 | $3.88M | 0.00% | −17,557−5.9% | Reduced |
| EAM Investors, LLC | 311,218 | $4.20M | 0.71% | +311,218 | New |
| Bank of Montreal | 344,140 | $4.67M | 0.00% | +174,421+102.8% | Added |
| Hillsdale Investment Management Inc. | 374,000 | $5.04M | 0.39% | 00.0% | Unchanged |
| Morgan Stanley | 376,453 | $5.07M | 0.00% | +59,357+18.7% | Added |
| Millennium Management LLC | 408,630 | $5.51M | 0.01% | +266,306+187.1% | Added |
| Prudential Financial Inc | 417,091 | $5.62M | 0.01% | −81,665−16.4% | Reduced |
| Paradigm Capital Management Inc | 426,600 | $5.75M | 0.30% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 499,775 | $6.74M | 0.02% | +117,232+30.6% | Added |
| Rice Hall James & Associates, LLC | 501,226 | $6.76M | 0.25% | +384,922+331.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 553,847 | $7.47M | 0.02% | +188,948+51.8% | Added |
| Assenagon Asset Management S.A. | 584,792 | $7.88M | 0.03% | −2,324−0.4% | Reduced |
| Northern Trust Corp | 606,062 | $8.17M | 0.00% | −17,460−2.8% | Reduced |
| Charles Schwab Investment Management Inc | 620,669 | $8.37M | 0.00% | −23,164−3.6% | Reduced |
| Penserra Capital Management LLC | 622,287 | $8.39M | 0.17% | +9,632+1.6% | Added |
| Two Sigma Investments, LP | 624,068 | $8.41M | 0.02% | −55,302−8.1% | Reduced |
| Dimensional Fund Advisors LP | 806,962 | $10.9M | 0.00% | +117,602+17.1% | Added |
| Two Sigma Advisers, LP | 825,400 | $11.1M | 0.03% | +12,500+1.5% | Added |
| JPMorgan Chase & Co | 885,821 | $11.9M | 0.00% | −192,244−17.8% | Reduced |
| Geode Capital Management, LLC | 1,114,333 | $15.0M | 0.00% | +10,202+0.9% | Added |
| Peregrine Capital Management LLC | 1,132,325 | $15.3M | 0.32% | −233,387−17.1% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,269,342 | $17.1M | 0.12% | −28,156−2.2% | Reduced |
| Bank of New York Mellon Corp | 1,516,453 | $20.4M | 0.00% | −24,798−1.6% | Reduced |
| Royce & Associates LP | 1,557,091 | $21.0M | 0.16% | −283,365−15.4% | Reduced |
| State Street Corp | 1,902,401 | $25.6M | 0.00% | +73,063+4.0% | Added |
| ETF Managers Group, LLC | 2,061,551 | $27.6M | 0.52% | −349,656−14.5% | Reduced |
| First Trust Advisors LP | 2,284,261 | $30.8M | 0.03% | +1,081,217+89.9% | Added |
| Legal & General Group Plc | 2,770,574 | $37.3M | 0.01% | −60,445−2.1% | Reduced |
| Renaissance Technologies LLC | 2,931,336 | $39.5M | 0.05% | −136,297−4.4% | Reduced |
| Alliancebernstein L.P. | 3,769,272 | $50.8M | 0.02% | +491,161+15.0% | Added |
| BlackRock Inc. | 4,544,300 | $61.3M | 0.00% | −812,060−15.2% | Reduced |
| Vanguard Group Inc | 5,476,226 | $73.8M | 0.00% | +100,095+1.9% | Added |
| VIEX Capital Advisors, LLC | 7,691,096 | $103.7M | 69.09% | 00.0% | Unchanged |
| Summit Partners L P | 9,560,941 | $128.9M | 4.45% | 00.0% | Unchanged |
| HRT Financial LP | 0 | $0 | 0.00% | −52,538−100.0% | Sold out |
| Vident Investment Advisory, LLC | 0 | $0 | 0.00% | −34,245−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −19,369−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −15,591−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −14,703−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −13,600−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −11,627−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −10,745−100.0% | Sold out |
| Retirement Group, LLC | 0 | $0 | 0.00% | −1,050−100.0% | Sold out |
| QS Investors, LLC | – | – | – | – | Not filed |