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; 443 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 | 443 | $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 |
|---|---|---|---|---|---|
| Mutual of America Capital Management LLC | 3,543 | $284.6K | 0.00% | +24+0.7% | Added |
| Public Employees Retirement Association of Colorado | 3,457 | $278.0K | 0.00% | 00.0% | Unchanged |
| MOKAN Wealth Management Inc. | 3,426 | $275.3K | 0.12% | +795+30.2% | Added |
| STRS Ohio | 3,400 | $273.2K | 0.00% | +2,900+580.0% | Added |
| Leavell Investment Management, Inc. | 3,391 | $272.4K | 0.01% | +646+23.5% | Added |
| Toroso Investments, LLC | 3,379 | $271.5K | 0.00% | +3,379 | New |
| Essex Investment Management Co LLC | 3,350 | $269.1K | 0.04% | 00.0% | Unchanged |
| AE Wealth Management LLC | 3,294 | $264.6K | 0.00% | +646+24.4% | Added |
| Russell Investments Group, Ltd. | 3,277 | $263.3K | 0.00% | −962−22.7% | Reduced |
| Bank of Montreal | 3,270 | $262.7K | 0.00% | −932−22.2% | Reduced |
| Truist Financial Corp | 3,244 | $260.6K | 0.00% | +3,244 | New |
| Ameritas Advisory Services, LLC | 3,210 | $257.9K | 0.01% | +3,170+7,925.0% | Added |
| 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 |
| Walleye Trading LLC | 3,168 | $254.5K | 0.00% | +3,168 | New |
| Graham Capital Management, L.P. | 3,114 | $250.2K | 0.01% | −1,084−25.8% | Reduced |
| Vise Technologies, Inc. | 2,937 | $236.0K | 0.00% | +204+7.5% | Added |
| GAMMA Investing LLC | 2,909 | $233.7K | 0.01% | +69+2.4% | Added |
| Commonwealth Equity Services, LLC | 2,898 | $232.8K | 0.00% | +313+12.1% | Added |
| QRG Capital Management, Inc. | 2,842 | $228.3K | 0.00% | +250+9.6% | Added |
| Occidental Asset Management, LLC | 2,810 | $225.8K | 0.03% | +2,810 | New |
| Perkins Coie Trust Co | 2,749 | $220.9K | 0.04% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 2,715 | $218.1K | 0.00% | −5−0.2% | Reduced |
| One Wealth Advisors, LLC | 2,682 | $215.5K | 0.03% | +2,682 | New |
| Advisor Group Holdings, Inc. | 2,656 | $213.3K | 0.00% | −386−12.7% | Reduced |
| D.A. Davidson & Co. | 2,637 | $211.9K | 0.00% | 00.0% | Unchanged |
| Abel Hall, LLC | 2,629 | $211.2K | 0.05% | +2,629 | New |
| CWM, LLC | 2,623 | $211.0K | 0.00% | +143+5.8% | Added |
| NorthCrest Asset Manangement, LLC | 2,369 | $210.9K | 0.00% | +2,369 | New |
| Glenmede Trust Co NA | 2,610 | $209.7K | 0.00% | +2,610 | New |
| Xponance, Inc. | 2,544 | $204.4K | 0.00% | −64−2.5% | Reduced |
| Callan Family Office, LLC | 2,522 | $202.6K | 0.00% | +2,522 | New |
| Ameritas Investment Partners, Inc. | 2,521 | $202.5K | 0.01% | −173−6.4% | Reduced |
| Nisa Investment Advisors, LLC | 2,432 | $195.4K | 0.00% | +13+0.5% | Added |
| Kerr Financial Planning Corp | 2,425 | $194.9K | 0.26% | 00.0% | Unchanged |
| GWM Advisors LLC | 2,406 | $193.3K | 0.00% | +1,361+130.2% | Added |
| The PNC Financial Services Group, Inc. | 2,282 | $183.3K | 0.00% | +36+1.6% | Added |
| Covestor Ltd | 2,277 | $183.0K | 0.10% | −644−22.0% | Reduced |
| Virtus ETF Advisers LLC | 2,221 | $178.4K | 0.08% | 00.0% | Unchanged |
| LRI Investments, LLC | 2,196 | $176.4K | 0.01% | −441−16.7% | Reduced |
| Bayforest Capital Ltd | 2,193 | $176.2K | 0.13% | −3,922−64.1% | Reduced |
| St Germain D J Co Inc | 2,188 | $175.8K | 0.01% | +2,188 | New |
| Ensign Peak Advisors, Inc | 1,966 | $157.9K | 0.00% | −4,300−68.6% | Reduced |
| Farther Finance Advisors, LLC | 1,758 | $141.2K | 0.00% | +525+42.6% | Added |
| Sterling Capital Management LLC | 1,671 | $134.2K | 0.00% | −399−19.3% | Reduced |
| SBI Securities Co., Ltd. | 1,597 | $128.3K | 0.00% | +1,399+706.6% | Added |
| Hantz Financial Services, Inc. | 1,513 | $122.0K | 0.00% | +758+100.4% | Added |
| Rockefeller Capital Management L.P. | 1,357 | $109.0K | 0.00% | +555+69.2% | Added |
| Northwestern Mutual Wealth Management Co | 1,353 | $108.7K | 0.00% | +3+0.2% | Added |
| Central Trust Co | 1,350 | $108.5K | 0.00% | 00.0% | Unchanged |
| New Age Alpha Advisors, LLC | 1,322 | $106.2K | 0.00% | +380+40.3% | Added |
| State of Wyoming | 1,191 | $95.7K | 0.01% | −413−25.7% | Reduced |
| Smartleaf Asset Management LLC | 1,163 | $94.8K | 0.00% | +206+21.5% | Added |
| Ameriflex Group, Inc. | 1,180 | $94.8K | 0.05% | +1,180 | New |
| Keating Financial Advisory Services, Inc. | 1,178 | $94.6K | 0.01% | +1,178 | New |
| Advisors Asset Management, Inc. | 1,102 | $88.5K | 0.00% | −302−21.5% | Reduced |
| KBC Group NV | 1,069 | $86.0K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 1,066 | $85.6K | 0.01% | −3−0.3% | Reduced |
| Versant Capital Management, Inc | 1,019 | $81.9K | 0.01% | 00.0% | Unchanged |
| Signaturefd, LLC | 1,016 | $81.6K | 0.00% | −14−1.4% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 1,010 | $81.1K | 0.01% | +1,010 | New |
| Quadrant Capital Group LLC | 962 | $77.3K | 0.00% | +10+1.1% | Added |
| Larson Financial Group LLC | 933 | $75.0K | 0.00% | +141+17.8% | Added |
| Tower Research Capital LLC (TRC) | 932 | $74.9K | 0.00% | −369−28.4% | Reduced |
| Allworth Financial LP | 762 | $61.2K | 0.00% | +214+39.1% | Added |
| Clearstead Advisors, LLC | 719 | $57.8K | 0.00% | +477+197.1% | Added |
| Steward Partners Investment Advisory, LLC | 602 | $48.4K | 0.00% | −739−55.1% | Reduced |
| Parallel Advisors, LLC | 545 | $43.8K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 507 | $40.7K | 0.00% | +43+9.3% | Added |
| Ancora Advisors, LLC | 500 | $40.2K | 0.00% | 00.0% | Unchanged |
| Leonteq Securities AG | 500 | $40.2K | 0.00% | +500 | New |
| Massmutual Trust Co FSB | 484 | $38.9K | 0.00% | −12−2.4% | Reduced |
| SageView Advisory Group, LLC | 478 | $38.4K | 0.00% | +478 | New |
| Public Employees Retirement System of Ohio | 453 | $36.4K | 0.00% | +3+0.7% | Added |
| Oakworth Capital, Inc. | 450 | $36.2K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 411 | $33.0K | 0.00% | −174−29.7% | Reduced |
| Fifth Third Bancorp | 379 | $30.4K | 0.00% | +16+4.4% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 350 | $28.1K | 0.00% | −2,322−86.9% | Reduced |
| CIBC Private Wealth Group, LLC | 346 | $27.8K | 0.00% | +43+14.2% | Added |
| Bullock Wealth Management Group | 342 | $27.5K | 0.01% | 00.0% | Unchanged |
| Salomon & Ludwin, LLC | 297 | $26.4K | 0.00% | +36+13.8% | Added |
| Global Retirement Partners, LLC | 316 | $25.4K | 0.00% | +70+28.5% | Added |
| REAP Financial Group, LLC | 308 | $24.7K | 0.01% | +308 | New |
| Kestra Advisory Services, LLC | 302 | $24.3K | 0.00% | +302 | New |
| Jones Financial Companies LLLP | 289 | $23.2K | 0.00% | +65+29.0% | Added |
| Richardson Financial Services Inc. | 277 | $22.3K | 0.01% | +75+37.1% | Added |
| VSM Wealth Advisory, LLC | 275 | $22.1K | 0.01% | +269+4,483.3% | Added |
| Close Asset Management Ltd | 280 | $22.0K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 255 | $20.5K | 0.00% | +1+0.4% | Added |
| AdvisorNet Financial, Inc | 255 | $20.5K | 0.00% | +53+26.2% | Added |
| Sunbelt Securities, Inc. | 237 | $19.0K | 0.00% | +12+5.3% | Added |
| Simplex Trading, LLC | 237 | $19.0K | 0.00% | −18,650−98.7% | Reduced |
| Raleigh Capital Management Inc. | 194 | $15.6K | 0.01% | +194 | New |
| Group One Trading, L.P. | 166 | $13.3K | 0.00% | −1,233−88.1% | Reduced |
| Indiana Trust & Investment Management CO | 160 | $12.9K | 0.00% | +160 | New |
| CoreCap Advisors, LLC | 151 | $12.1K | 0.00% | +127+529.2% | Added |
| Rakuten Securities, Inc. | 141 | $11.3K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 135 | $10.8K | 0.00% | +10+8.0% | Added |
| Sound Income Strategies, LLC | 109 | $10.2K | 0.00% | +109 | New |
| Kozak & Associates, Inc. | 107 | $9.96K | 0.00% | 00.0% | Unchanged |