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; 313 institutions reported holding it in 13F filings for Q2 2026, worth $2.86B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in A10 Networks, Inc. as of Mar 31, 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
- 265
- +28 vs. Q4 2025
- Shares held
- 72.3M
- +9.43M (+15.0%) vs. Q4 2025
- Total value
- $1.67B
- +$559.2M (+50.3%) vs. Q4 2025
- New holders
- 59
- 101 more added
- Sold out
- 31
- 76 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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 | 313 | $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, Q1 2026
Shares, value and share of portfolio for each institution holding A10 Networks, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| The PNC Financial Services Group, Inc. | 3,938 | $91.0K | 0.00% | +488+14.1% | Added |
| Rockefeller Capital Management L.P. | 3,827 | $88.5K | 0.00% | +2,851+292.1% | Added |
| CWM, LLC | 3,246 | $75.1K | 0.00% | +212+7.0% | Added |
| KBC Group NV | 3,197 | $74.0K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 2,408 | $55.7K | 0.00% | 00.0% | Unchanged |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 2,300 | $53.2K | 0.02% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 2,295 | $53.1K | 0.00% | +1,422+162.9% | Added |
| Natixis | 2,260 | $52.3K | 0.00% | −11−0.5% | Reduced |
| Group One Trading, L.P. | 2,050 | $47.4K | 0.00% | +2,050 | New |
| Hantz Financial Services, Inc. | 1,850 | $43.0K | 0.00% | −3,170−63.1% | Reduced |
| Signaturefd, LLC | 1,738 | $40.2K | 0.00% | +512+41.8% | Added |
| Nisa Investment Advisors, LLC | 1,595 | $36.9K | 0.00% | +180+12.7% | Added |
| Huntington National Bank | 1,511 | $34.9K | 0.00% | −18−1.2% | Reduced |
| Massmutual Trust Co FSB | 1,455 | $33.6K | 0.00% | −146−9.1% | Reduced |
| Farther Finance Advisors, LLC | 1,393 | $33.5K | 0.00% | −862−38.2% | Reduced |
| Salomon & Ludwin, LLC | 1,325 | $31.8K | 0.00% | +59+4.7% | Added |
| Versant Capital Management, Inc | 1,211 | $28.0K | 0.00% | +1,196+7,973.3% | Added |
| Kemnay Advisory Services Inc. | 830 | $19.2K | 0.00% | +830 | New |
| Steigerwald, Gordon & Koch Inc. | 800 | $18.5K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 756 | $17.5K | 0.00% | −275−26.7% | Reduced |
| Northwestern Mutual Wealth Management Co | 728 | $16.8K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 671 | $15.5K | 0.00% | +571+571.0% | Added |
| Jones Financial Companies LLLP | 668 | $14.9K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 636 | $14.7K | 0.00% | −7−1.1% | Reduced |
| Umb Bank N A | 590 | $13.6K | 0.00% | +89+17.8% | Added |
| Allworth Financial LP | 541 | $12.5K | 0.00% | +305+129.2% | Added |
| Aster Capital Management (DIFC) Ltd | 760 | $12.4K | 0.00% | −714−48.4% | Reduced |
| Covestor Ltd | 457 | $10.0K | 0.01% | +5+1.1% | Added |
| Smartleaf Asset Management LLC | 419 | $9.37K | 0.00% | −313−42.8% | Reduced |
| WealthCollab, LLC | 390 | $9.02K | 0.00% | 00.0% | Unchanged |
| Marquette Asset Management, LLC | 382 | $8.83K | 0.00% | +165+76.0% | Added |
| Cassaday & Co Wealth Management LLC | 380 | $8.79K | 0.00% | +380 | New |
| Pinnacle Wealth Planning Services, Inc. | 371 | $8.58K | 0.00% | +73+24.5% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 349 | $8.07K | 0.00% | +349 | New |
| Bell Investment Advisors, Inc | 331 | $7.65K | 0.00% | +331 | New |
| Los Angeles Capital Management LLC | 327 | $7.56K | 0.00% | 00.0% | Unchanged |
| First Pacific Financial | 321 | $7.42K | 0.00% | +92+40.2% | Added |
| SRS Capital Advisors, Inc. | 1,341 | $6.45K | 0.00% | +1,156+624.9% | Added |
| Sound Income Strategies, LLC | 265 | $6.38K | 0.00% | +1+0.4% | Added |
| Parallel Advisors, LLC | 267 | $6.17K | 0.00% | +134+100.8% | Added |
| EverSource Wealth Advisors, LLC | 235 | $5.43K | 0.00% | +48+25.7% | Added |
| Assetmark, Inc | 220 | $5.09K | 0.00% | +56+34.1% | Added |
| Public Employees Retirement System of Ohio | 184 | $4.25K | 0.00% | +184 | New |
| Rothschild Investment LLC | 171 | $3.95K | 0.00% | +81+90.0% | Added |
| Allianz SE | 150 | $3.47K | 0.00% | +150 | New |
| Keating Financial Advisory Services, Inc. | 126 | $2.91K | 0.00% | +126 | New |
| MAI Capital Management | 122 | $2.82K | 0.00% | −223−64.6% | Reduced |
| Private Wealth Management Group, LLC | 112 | $2.59K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 100 | $2.31K | 0.00% | +100 | New |
| Aventura Private Wealth, LLC | 97 | $2.24K | 0.00% | −103−51.5% | Reduced |
| Golden State Equity Partners | 82 | $1.90K | 0.00% | +82 | New |
| Farmers & Merchants Investments Inc | 50 | $1.16K | 0.00% | 00.0% | Unchanged |
| Investors Portfolio Services LLC | 34 | $939 | 0.00% | +34 | New |
| South State Corp. | 34 | $787 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 30 | $694 | 0.00% | +30 | New |
| Bare Financial Services, Inc | 29 | $670 | 0.00% | +29 | New |
| Bruce G. Allen Investments, LLC | 26 | $601 | 0.00% | +1+4.0% | Added |
| Essential Partners LLC | 23 | $532 | 0.00% | 00.0% | Unchanged |
| Elequin Capital LP | 21 | $486 | 0.00% | +21 | New |
| Ankerstar Wealth, LLC | 19 | $439 | 0.00% | 00.0% | Unchanged |
| Gilpin Wealth Management, LLC | 18 | $417 | 0.00% | +12+200.0% | Added |
| Larson Financial Group LLC | 10 | $223 | 0.00% | +10 | New |
| Hughes Financial Services, LLC | 2 | $46 | 0.00% | +2 | New |
| Truvestments Capital LLC | 0 | $9 | 0.00% | 0 | Unchanged |
| Avion Wealth | 30 | $0 | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −474,000−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −272,093−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −162,685−100.0% | Sold out |
| Wedge Capital Management L L P | 0 | $0 | 0.00% | −120,897−100.0% | Sold out |
| October Effect Ltd | 0 | $0 | 0.00% | −100,437−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −96,576−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −74,366−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −61,162−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −41,948−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −39,850−100.0% | Sold out |
| Round Rock Advisors, LLC | 0 | $0 | 0.00% | −27,353−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −26,355−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −20,209−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −19,536−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −16,156−100.0% | Sold out |
| Gallacher Capital Management LLC | 0 | $0 | 0.00% | −14,308−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −12,006−100.0% | Sold out |
| FourThought Financial Partners, LLC | 0 | $0 | 0.00% | −11,591−100.0% | Sold out |
| Sawgrass Asset Management LLC | 0 | $0 | 0.00% | −10,483−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −10,054−100.0% | Sold out |
| Vestcor Inc | 0 | $0 | 0.00% | −2,709−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −2,490−100.0% | Sold out |
| MPWM Advisory Solutions, LLC | 0 | $0 | 0.00% | −806−100.0% | Sold out |
| Plante Moran Financial Advisors, LLC | 0 | $0 | 0.00% | −665−100.0% | Sold out |
| Danske Bank A/S | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Toth Financial Advisory Corp | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Safe Harbor Fiduciary, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Optima Capital LLC | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| North Star Investment Management Corp. | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| ROSS\JOHNSON & Associates LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| QSV Equity Investors LLC | – | – | – | – | Not filed |
| Norges Bank | – | – | – | – | Not filed |