Axcelis Technologies Inc
ACLS- Exchange
- Nasdaq
- Industry
- Special Industry Machinery, NEC
- SEC CIK
- 0001113232
No open-market purchases or sales by Axcelis Technologies Inc insiders were filed in the last 90 days; 442 institutions reported holding it in 13F filings for Q2 2026, worth $5.85B in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q4 2025
Institutional positions in Axcelis Technologies 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
- 373
- +16 vs. Q3 2025
- Shares held
- 31.3M
- +955.3K (+3.1%) vs. Q3 2025
- Total value
- $2.52B
- −$433.0M (−14.7%) vs. Q3 2025
- New holders
- 67
- 121 more added
- Sold out
- 51
- 121 more reduced
5 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 ACLS 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 | 442 | $5.85B |
| Q1 2026 | 380 | $3.03B |
| Q4 2025 | 373 | $2.52B |
| Q3 2025 | 362 | $2.96B |
| Q2 2025 | 330 | $2.20B |
| Q1 2025 | 307 | $1.54B |
| Q4 2024 | 325 | $2.16B |
| Q3 2024 | 369 | $3.17B |
| Q2 2024 | 393 | $4.35B |
| Q1 2024 | 385 | $3.37B |
| Q4 2023 | 421 | $3.81B |
| Q3 2023 | 421 | $4.85B |
| Q2 2023 | 406 | $5.41B |
| Q1 2023 | 379 | $3.86B |
| Q4 2022 | 327 | $2.31B |
| Q3 2022 | 287 | $1.72B |
| Q2 2022 | 277 | $1.52B |
| Q1 2022 | 290 | $2.05B |
| Q4 2021 | 254 | $2.05B |
| Q3 2021 | 205 | $1.37B |
| Q2 2021 | 189 | $1.17B |
| Q1 2021 | 193 | $1.20B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SageView Advisory Group, LLC | 478 | $38.4K | 0.00% | +478 | New |
| Massmutual Trust Co FSB | 484 | $38.9K | 0.00% | −12−2.4% | Reduced |
| Ancora Advisors, LLC | 500 | $40.2K | 0.00% | 00.0% | Unchanged |
| Leonteq Securities AG | 500 | $40.2K | 0.00% | +500 | New |
| US Bancorp | 507 | $40.7K | 0.00% | +43+9.3% | Added |
| Parallel Advisors, LLC | 545 | $43.8K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 602 | $48.4K | 0.00% | −739−55.1% | Reduced |
| Clearstead Advisors, LLC | 719 | $57.8K | 0.00% | +477+197.1% | Added |
| Allworth Financial LP | 762 | $61.2K | 0.00% | +214+39.1% | Added |
| Tower Research Capital LLC (TRC) | 932 | $74.9K | 0.00% | −369−28.4% | Reduced |
| Larson Financial Group LLC | 933 | $75.0K | 0.00% | +141+17.8% | Added |
| Quadrant Capital Group LLC | 962 | $77.3K | 0.00% | +10+1.1% | Added |
| Pinnacle Wealth Planning Services, Inc. | 1,010 | $81.1K | 0.01% | +1,010 | New |
| Signaturefd, LLC | 1,016 | $81.6K | 0.00% | −14−1.4% | Reduced |
| Versant Capital Management, Inc | 1,019 | $81.9K | 0.01% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 1,066 | $85.6K | 0.01% | −3−0.3% | Reduced |
| KBC Group NV | 1,069 | $86.0K | 0.00% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 1,102 | $88.5K | 0.00% | −302−21.5% | Reduced |
| Keating Financial Advisory Services, Inc. | 1,178 | $94.6K | 0.01% | +1,178 | New |
| Ameriflex Group, Inc. | 1,180 | $94.8K | 0.05% | +1,180 | New |
| Smartleaf Asset Management LLC | 1,163 | $94.8K | 0.00% | +206+21.5% | Added |
| State of Wyoming | 1,191 | $95.7K | 0.01% | −413−25.7% | Reduced |
| New Age Alpha Advisors, LLC | 1,322 | $106.2K | 0.00% | +380+40.3% | Added |
| Central Trust Co | 1,350 | $108.5K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 1,353 | $108.7K | 0.00% | +3+0.2% | Added |
| Rockefeller Capital Management L.P. | 1,357 | $109.0K | 0.00% | +555+69.2% | Added |
| Hantz Financial Services, Inc. | 1,513 | $122.0K | 0.00% | +758+100.4% | Added |
| SBI Securities Co., Ltd. | 1,597 | $128.3K | 0.00% | +1,399+706.6% | Added |
| Sterling Capital Management LLC | 1,671 | $134.2K | 0.00% | −399−19.3% | Reduced |
| Farther Finance Advisors, LLC | 1,758 | $141.2K | 0.00% | +525+42.6% | Added |
| Ensign Peak Advisors, Inc | 1,966 | $157.9K | 0.00% | −4,300−68.6% | Reduced |
| St Germain D J Co Inc | 2,188 | $175.8K | 0.01% | +2,188 | New |
| Bayforest Capital Ltd | 2,193 | $176.2K | 0.13% | −3,922−64.1% | Reduced |
| LRI Investments, LLC | 2,196 | $176.4K | 0.01% | −441−16.7% | Reduced |
| Virtus ETF Advisers LLC | 2,221 | $178.4K | 0.08% | 00.0% | Unchanged |
| Covestor Ltd | 2,277 | $183.0K | 0.10% | −644−22.0% | Reduced |
| The PNC Financial Services Group, Inc. | 2,282 | $183.3K | 0.00% | +36+1.6% | Added |
| GWM Advisors LLC | 2,406 | $193.3K | 0.00% | +1,361+130.2% | Added |
| Kerr Financial Planning Corp | 2,425 | $194.9K | 0.26% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 2,432 | $195.4K | 0.00% | +13+0.5% | Added |
| Ameritas Investment Partners, Inc. | 2,521 | $202.5K | 0.01% | −173−6.4% | Reduced |
| Callan Family Office, LLC | 2,522 | $202.6K | 0.00% | +2,522 | New |
| Xponance, Inc. | 2,544 | $204.4K | 0.00% | −64−2.5% | Reduced |
| Glenmede Trust Co NA | 2,610 | $209.7K | 0.00% | +2,610 | New |
| NorthCrest Asset Manangement, LLC | 2,369 | $210.9K | 0.00% | +2,369 | New |
| CWM, LLC | 2,623 | $211.0K | 0.00% | +143+5.8% | Added |
| Abel Hall, LLC | 2,629 | $211.2K | 0.05% | +2,629 | New |
| D.A. Davidson & Co. | 2,637 | $211.9K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 2,656 | $213.3K | 0.00% | −386−12.7% | Reduced |
| One Wealth Advisors, LLC | 2,682 | $215.5K | 0.03% | +2,682 | New |
| Neuberger Berman Group LLC | 2,715 | $218.1K | 0.00% | −5−0.2% | Reduced |
| Perkins Coie Trust Co | 2,749 | $220.9K | 0.04% | 00.0% | Unchanged |
| Occidental Asset Management, LLC | 2,810 | $225.8K | 0.03% | +2,810 | New |
| QRG Capital Management, Inc. | 2,842 | $228.3K | 0.00% | +250+9.6% | Added |
| Commonwealth Equity Services, LLC | 2,898 | $232.8K | 0.00% | +313+12.1% | Added |
| GAMMA Investing LLC | 2,909 | $233.7K | 0.01% | +69+2.4% | Added |
| Vise Technologies, Inc. | 2,937 | $236.0K | 0.00% | +204+7.5% | Added |
| Graham Capital Management, L.P. | 3,114 | $250.2K | 0.01% | −1,084−25.8% | Reduced |
| Walleye Trading LLC | 3,168 | $254.5K | 0.00% | +3,168 | New |
| Eagle Bay Advisors LLC | 3,200 | $257.1K | 0.19% | −8,295−72.2% | Reduced |
| Principal Securities, Inc. | 3,200 | $257.1K | 0.00% | +1,419+79.7% | Added |
| Ameritas Advisory Services, LLC | 3,210 | $257.9K | 0.01% | +3,170+7,925.0% | Added |
| Truist Financial Corp | 3,244 | $260.6K | 0.00% | +3,244 | New |
| Bank of Montreal | 3,270 | $262.7K | 0.00% | −932−22.2% | Reduced |
| Russell Investments Group, Ltd. | 3,277 | $263.3K | 0.00% | −962−22.7% | Reduced |
| AE Wealth Management LLC | 3,294 | $264.6K | 0.00% | +646+24.4% | Added |
| Essex Investment Management Co LLC | 3,350 | $269.1K | 0.04% | 00.0% | Unchanged |
| Toroso Investments, LLC | 3,379 | $271.5K | 0.00% | +3,379 | New |
| Leavell Investment Management, Inc. | 3,391 | $272.4K | 0.01% | +646+23.5% | Added |
| STRS Ohio | 3,400 | $273.2K | 0.00% | +2,900+580.0% | Added |
| MOKAN Wealth Management Inc. | 3,426 | $275.3K | 0.12% | +795+30.2% | Added |
| Public Employees Retirement Association of Colorado | 3,457 | $278.0K | 0.00% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 3,543 | $284.6K | 0.00% | +24+0.7% | Added |
| Pacer Advisors, Inc. | 3,615 | $290.4K | 0.00% | −870−19.4% | Reduced |
| Wealth Effects LLC | 3,647 | $293.0K | 0.09% | +3,647 | New |
| Mercer Global Advisors Inc | 3,721 | $299.0K | 0.00% | +951+34.3% | Added |
| Royal Bank of Canada | 3,849 | $310.0K | 0.00% | −165,016−97.7% | Reduced |
| Linden Thomas Advisory Services, LLC | 3,876 | $311.4K | 0.03% | −209−5.1% | Reduced |
| Firsthand Capital Management, Inc. | 4,000 | $321.4K | 0.60% | 00.0% | Unchanged |
| Net Worth Advisory Group | 4,024 | $323.3K | 0.07% | +477+13.4% | Added |
| HighTower Advisors, LLC | 4,061 | $326.3K | 0.00% | +419+11.5% | Added |
| Mackenzie Financial Corp | 4,122 | $335.5K | 0.00% | −35−0.8% | Reduced |
| Lido Advisors, LLC | 3,611 | $338.7K | 0.00% | +93+2.6% | Added |
| Pictet Asset Management Holding SA | 4,300 | $345.5K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 3,713 | $360.1K | 0.00% | −2,002−35.0% | Reduced |
| Maryland State Retirement & Pension System | 4,517 | $362.9K | 0.01% | 00.0% | Unchanged |
| HRT Financial LP | 4,576 | $367.0K | 0.00% | −2,554−35.8% | Reduced |
| Brevan Howard Capital Management LP | 4,678 | $375.8K | 0.01% | −9,140−66.1% | Reduced |
| Moody National Bank Trust Division | 4,834 | $388.4K | 0.04% | +2,204+83.8% | Added |
| Everence Capital Management Inc | 4,880 | $392.0K | 0.02% | 00.0% | Unchanged |
| Cerity Partners LLC | 5,052 | $405.9K | 0.00% | −779−13.4% | Reduced |
| Federation des caisses Desjardins du Quebec | 5,346 | $429.5K | 0.00% | −264−4.7% | Reduced |
| Los Angeles Capital Management LLC | 5,480 | $448.5K | 0.00% | +5,480 | New |
| Canada Pension Plan Investment Board | 5,600 | $449.9K | 0.00% | +2,900+107.4% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 5,607 | $450.5K | 0.01% | +5,607 | New |
| Skopos Labs, Inc. | 5,543 | $453.5K | 0.02% | +5,543 | New |
| Gsa Capital Partners LLP | 5,762 | $463.0K | 0.04% | −2,804−32.7% | Reduced |
| CI Private Wealth, LLC | 5,792 | $465.9K | 0.00% | +222+4.0% | Added |
| O'Shaughnessy Asset Management, LLC | 5,806 | $466.5K | 0.00% | +2,779+91.8% | Added |
| Aviva PLC | 5,916 | $475.3K | 0.00% | +403+7.3% | Added |