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; 441 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, Q2 2026
Institutional positions in Axcelis Technologies Inc as of Jun 30, 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
- 441
- +67 vs. Q1 2026
- Shares held
- 30.9M
- −1.60M (−4.9%) vs. Q1 2026
- Total value
- $5.85B
- +$2.82B (+93.2%) vs. Q1 2026
- New holders
- 113
- 117 more added
- Sold out
- 46
- 146 more reduced
6 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | 441 | $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 | 392 | $4.35B |
| Q1 2024 | 384 | $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 | 204 | $1.37B |
| Q2 2021 | 188 | $1.17B |
| Q1 2021 | 192 | $1.20B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Integrated Quantitative Investments LLC | 17,649 | $3.34M | 0.55% | +17,649 | New |
| State of Alaska, Department of Revenue | 16,950 | $3.21M | 0.03% | −5,029−22.9% | Reduced |
| Franklin Resources Inc | 16,865 | $3.20M | 0.00% | −9,854−36.9% | Reduced |
| New York State Teachers Retirement System | 15,867 | $3.01M | 0.01% | +1,010+6.8% | Added |
| Illinois Municipal Retirement Fund | 15,490 | $2.93M | 0.03% | +410+2.7% | Added |
| RE Advisers Corp | 15,300 | $2.90M | 0.07% | +2,800+22.4% | Added |
| ARGA Investment Management, LP | 14,881 | $2.82M | 0.07% | −26,527−64.1% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 14,779 | $2.80M | 0.01% | +3,679+33.1% | Added |
| Barclays PLC | 14,532 | $2.75M | 0.00% | −20,839−58.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 14,453 | $2.74M | 0.00% | −102−0.7% | Reduced |
| ProShare Advisors LLC | 14,001 | $2.65M | 0.00% | +6,225+80.1% | Added |
| Woodline Partners LP | 13,951 | $2.64M | 0.01% | +13,951 | New |
| Louisiana State Employees Retirement System | 13,500 | $2.56M | 0.04% | −100−0.7% | Reduced |
| Capital Fund Management S.A. | 13,475 | $2.55M | 0.02% | +13,475 | New |
| B. Metzler seel. Sohn & Co. AG | 13,383 | $2.54M | 0.02% | +13,383 | New |
| Wesbanco Bank Inc | 12,800 | $2.42M | 0.06% | 00.0% | Unchanged |
| Virginia Retirement Systems Et Al | 12,638 | $2.39M | 0.01% | −3,800−23.1% | Reduced |
| Janney Montgomery Scott LLC | 12,620 | $2.39M | 0.00% | −9,530−43.0% | Reduced |
| Intech Investment Management LLC | 12,550 | $2.38M | 0.02% | −1,956−13.5% | Reduced |
| Quantinno Capital Management LP | 12,518 | $2.37M | 0.00% | +182+1.5% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 12,321 | $2.33M | 0.00% | −16,800−57.7% | Reduced |
| Vanguard Global Advisers, LLC | 12,301 | $2.33M | 0.00% | −50−0.4% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,181 | $2.31M | 0.00% | 00.0% | Unchanged |
| Man Group plc | 11,936 | $2.26M | 0.00% | +11,936 | New |
| Voya Investment Management LLC | 11,829 | $2.24M | 0.00% | −2,577−17.9% | Reduced |
| Glazer Capital, LLC | 11,656 | $2.21M | 0.05% | +11,656 | New |
| Tudor Investment Corp Et Al | 11,424 | $2.16M | 0.01% | +11,424 | New |
| State Board of Administration of Florida Retirement System | 11,180 | $2.12M | 0.00% | +4,100+57.9% | Added |
| New York State Common Retirement Fund | 11,050 | $2.09M | 0.00% | +900+8.9% | Added |
| Penbrook Management LLC | 10,895 | $2.06M | 1.32% | −1,200−9.9% | Reduced |
| Pathstone Holdings, LLC | 10,859 | $2.06M | 0.01% | −991−8.4% | Reduced |
| State of Tennessee, Treasury Department | 10,831 | $2.05M | 0.01% | +3,964+57.7% | Added |
| Gotham Asset Management, LLC | 10,795 | $2.05M | 0.00% | −1,146−9.6% | Reduced |
| BOCHK Asset Management Ltd | 10,700 | $2.03M | 0.32% | +10,700 | New |
| HSBC Holdings PLC | 10,917 | $2.02M | 0.00% | −526−4.6% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 10,621 | $2.01M | 0.01% | −3,466−24.6% | Reduced |
| Illumine Investment Management, LLC | 0 | $1.99M | 1.30% | −10,163−100.0% | Reduced |
| QRG Capital Management, Inc. | 10,254 | $1.94M | 0.02% | +658+6.9% | Added |
| State of New Jersey Common Pension Fund D | 9,936 | $1.88M | 0.01% | +9,936 | New |
| JustInvest LLC | 9,690 | $1.84M | 0.02% | +202+2.1% | Added |
| Holocene Advisors, LP | 9,616 | $1.82M | 0.00% | −41,959−81.4% | Reduced |
| Handelsbanken Fonder AB | 9,300 | $1.76M | 0.01% | +1,200+14.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 9,256 | $1.75M | 0.01% | +578+6.7% | Added |
| Peterson Wealth Services | 9,191 | $1.74M | 0.38% | +1,302+16.5% | Added |
| Vestcor Inc | 8,664 | $1.64M | 0.04% | +4,378+102.1% | Added |
| Fifth Third Bancorp | 8,650 | $1.64M | 0.00% | −409−4.5% | Reduced |
| Winton Group Ltd | 8,620 | $1.63M | 0.05% | −5,531−39.1% | Reduced |
| Arizona State Retirement System | 8,479 | $1.61M | 0.01% | +46+0.5% | Added |
| Guggenheim Capital LLC | 8,402 | $1.59M | 0.01% | −15−0.2% | Reduced |
| Yousif Capital Management, LLC | 8,282 | $1.57M | 0.02% | +31+0.4% | Added |
| Amalgamated Bank | 8,274 | $1.57M | 0.01% | −575−6.5% | Reduced |
| Evolve Private Wealth, LLC | 8,276 | $1.57M | 0.10% | +570+7.4% | Added |
| Steward Partners Investment Advisory, LLC | 8,175 | $1.55M | 0.01% | +7,873+2,607.0% | Added |
| CI Private Wealth, LLC | 7,792 | $1.48M | 0.00% | +2,197+39.3% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 7,787 | $1.48M | 0.02% | +133+1.7% | Added |
| Teachers Retirement System of the State of Kentucky | 7,623 | $1.44M | 0.01% | −350−4.4% | Reduced |
| Vanguard Investments Australia, Ltd. | 7,602 | $1.44M | 0.00% | 00.0% | Unchanged |
| Merit Financial Group, LLC | 7,564 | $1.43M | 0.01% | +1,167+18.2% | Added |
| Summit Global Investments | 7,334 | $1.39M | 0.08% | −664−8.3% | Reduced |
| Ossiam | 7,276 | $1.38M | 0.02% | −33,424−82.1% | Reduced |
| Oregon Public Employees Retirement Fund | 7,011 | $1.33M | 0.01% | −12−0.2% | Reduced |
| KLP Kapitalforvaltning AS | 7,000 | $1.33M | 0.00% | +400+6.1% | Added |
| Western Wealth Management, LLC | 6,900 | $1.31M | 0.04% | −36−0.5% | Reduced |
| Mariner, LLC | 6,771 | $1.28M | 0.00% | +6,771 | New |
| White Pine Capital LLC | 6,671 | $1.26M | 0.30% | 00.0% | Unchanged |
| Brookwood Investment Group LLC | 6,535 | $1.24M | 0.14% | +16+0.2% | Added |
| Cerity Partners LLC | 6,533 | $1.24M | 0.00% | +3,270+100.2% | Added |
| Oppenheimer Asset Management Inc. | 6,522 | $1.24M | 0.01% | −4,687−41.8% | Reduced |
| Legato Capital Management LLC | 6,446 | $1.22M | 0.10% | +6,446 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 6,288 | $1.19M | 0.01% | −304−4.6% | Reduced |
| HighTower Advisors, LLC | 6,107 | $1.16M | 0.00% | −1,260−17.1% | Reduced |
| Cetera Investment Advisers | 6,026 | $1.14M | 0.00% | +899+17.5% | Added |
| Martingale Asset Management L P | 5,813 | $1.10M | 0.03% | −1,005−14.7% | Reduced |
| STRS Ohio | 5,600 | $1.06M | 0.00% | +3,100+124.0% | Added |
| XTX Topco Ltd | 5,269 | $998.2K | 0.01% | −550−9.5% | Reduced |
| Massar Capital Management, LP | 5,222 | $989.3K | 0.34% | +5,222 | New |
| Rockefeller Capital Management L.P. | 5,208 | $986.7K | 0.00% | +4,320+486.5% | Added |
| Brevan Howard Capital Management LP | 5,207 | $986.5K | 0.01% | +1,423+37.6% | Added |
| Horizon Investments, LLC | 5,139 | $973.6K | 0.01% | +5,139 | New |
| Vident Advisory, LLC | 5,036 | $954.1K | 0.01% | −8,420−62.6% | Reduced |
| AnglePoint Asset Management Ltd | 5,012 | $949.5K | 0.62% | +5,012 | New |
| Corient IA LLC | 5,000 | $947.3K | 0.87% | 00.0% | Unchanged |
| Eagle Bay Advisors LLC | 4,975 | $942.5K | 0.71% | −1,225−19.8% | Reduced |
| Norges Bank | 4,834 | $915.8K | 0.00% | +4,834 | New |
| Advisor Group Holdings, Inc. | 4,699 | $890.1K | 0.00% | +1,003+27.1% | Added |
| Exit Wealth Advisors, LLC. | 4,604 | $872.2K | 0.40% | +4,604 | New |
| MML Investors Services, LLC | 4,582 | $868.1K | 0.00% | −2,308−33.5% | Reduced |
| Pictet Asset Management Holding SA | 4,566 | $865.0K | 0.00% | −315−6.5% | Reduced |
| Morningstar Investment Management LLC | 9,179 | $854.4K | 0.05% | 00.0% | Unchanged |
| Moors & Cabot, Inc. | 4,500 | $852.5K | 0.03% | +300+7.1% | Added |
| Leavell Investment Management, Inc. | 4,491 | $850.8K | 0.03% | +370+9.0% | Added |
| Maryland State Retirement & Pension System | 4,490 | $850.6K | 0.01% | −27−0.6% | Reduced |
| Calamos Advisors LLC | 4,387 | $831.1K | 0.00% | +4,387 | New |
| Goldstream Capital Management Ltd | 4,341 | $822.4K | 0.98% | +4,341 | New |
| Twin Tree Management, LP | 4,209 | $797.4K | 0.12% | +4,209 | New |
| Bokf, NA | 4,166 | $789.2K | 0.01% | −2,055−33.0% | Reduced |
| Lido Advisors, LLC | 4,163 | $788.8K | 0.00% | −96−2.3% | Reduced |
| North Star Investment Management Corp. | 4,100 | $776.7K | 0.04% | −3,292−44.5% | Reduced |
| F/M Investments LLC | 4,009 | $759.5K | 0.04% | +4,009 | New |
| Firsthand Capital Management, Inc. | 4,000 | $757.8K | 1.21% | 00.0% | Unchanged |