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, Q1 2025
Institutional positions in Axcelis Technologies Inc as of Mar 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
- 307
- −16 vs. Q4 2024
- Shares held
- 31.1M
- +363.6K (+1.2%) vs. Q4 2024
- Total value
- $1.54B
- −$607.5M (−28.3%) vs. Q4 2024
- New holders
- 50
- 125 more added
- Sold out
- 66
- 86 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quadrant Capital Group LLC | 1,585 | $78.7K | 0.00% | +898+130.7% | Added |
| CWM, LLC | 1,657 | $82.0K | 0.00% | +510+44.5% | Added |
| Advisors Asset Management, Inc. | 1,969 | $97.8K | 0.00% | +276+16.3% | Added |
| Advisor Group Holdings, Inc. | 2,018 | $100.2K | 0.00% | −641−24.1% | Reduced |
| Tower Research Capital LLC (TRC) | 2,218 | $110.2K | 0.00% | +1,732+356.4% | Added |
| The PNC Financial Services Group, Inc. | 2,358 | $117.1K | 0.00% | +425+22.0% | Added |
| Perkins Coie Trust Co | 2,675 | $132.8K | 0.03% | +225+9.2% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 2,979 | $147.9K | 0.00% | −5,253−63.8% | Reduced |
| Covestor Ltd | 3,166 | $158.0K | 0.11% | +1,195+60.6% | Added |
| Shell Asset Management Co | 3,288 | $163.0K | 0.01% | −134−3.9% | Reduced |
| Ameritas Investment Partners, Inc. | 3,300 | $163.9K | 0.01% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 3,457 | $172.0K | 0.00% | 00.0% | Unchanged |
| Essex Investment Management Co LLC | 3,725 | $185.0K | 0.04% | 00.0% | Unchanged |
| Firsthand Capital Management, Inc. | 4,000 | $198.7K | 0.48% | 00.0% | Unchanged |
| Quest Partners LLC | 4,082 | $202.8K | 0.02% | −12,727−75.7% | Reduced |
| Exchange Traded Concepts, LLC | 4,475 | $222.3K | 0.00% | +4,475 | New |
| Quantinno Capital Management LP | 4,594 | $228.2K | 0.00% | +4,594 | New |
| Mutual of America Capital Management LLC | 4,734 | $235.1K | 0.00% | −190−3.9% | Reduced |
| Teacher Retirement System of Texas | 4,753 | $236.1K | 0.00% | +4,753 | New |
| Hancock Whitney Corp | 4,826 | $239.7K | 0.01% | −219−4.3% | Reduced |
| Everence Capital Management Inc | 4,880 | $242.0K | 0.02% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 4,896 | $243.2K | 0.00% | 00.0% | Unchanged |
| D.A. Davidson & Co. | 4,912 | $244.0K | 0.00% | +25+0.5% | Added |
| Gotham Asset Management, LLC | 4,918 | $244.3K | 0.00% | −19,072−79.5% | Reduced |
| Bridgefront Capital, LLC | 5,174 | $257.0K | 0.07% | +5,174 | New |
| JustInvest LLC | 5,286 | $262.6K | 0.00% | +83+1.6% | Added |
| Federation des caisses Desjardins du Quebec | 5,392 | $267.8K | 0.00% | −1,335−19.8% | Reduced |
| Cetera Investment Advisers | 5,491 | $272.7K | 0.00% | +5,491 | New |
| Graham Capital Management, L.P. | 5,526 | $274.5K | 0.01% | +348+6.7% | Added |
| Entropy Technologies, LP | 5,800 | $288.1K | 0.03% | +5,800 | New |
| Allspring Global Investments Holdings, LLC | 5,783 | $291.0K | 0.00% | +2,112+57.5% | Added |
| Bank of Montreal | 6,011 | $298.6K | 0.00% | +1,471+32.4% | Added |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 6,100 | $303.0K | 0.14% | +6,100 | New |
| PEAK6 LLC | 6,219 | $308.9K | 0.01% | +5,216+520.0% | Added |
| Oppenheimer Asset Management Inc. | 6,269 | $311.4K | 0.00% | +1,777+39.6% | Added |
| D. E. Shaw & Co., Inc. | 6,310 | $313.4K | 0.00% | −34,070−84.4% | Reduced |
| Mackenzie Financial Corp | 6,346 | $315.2K | 0.00% | +459+7.8% | Added |
| Gabelli Funds LLC | 6,422 | $319.0K | 0.00% | +6,422 | New |
| Oppenheimer & Co Inc | 6,506 | $323.2K | 0.00% | +499+8.3% | Added |
| Mariner, LLC | 6,670 | $331.3K | 0.00% | +2,922+78.0% | Added |
| Vestcor Inc | 6,744 | $335.0K | 0.01% | −2,148−24.2% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 6,878 | $341.6K | 0.00% | +375+5.8% | Added |
| White Pine Capital LLC | 6,900 | $342.7K | 0.12% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 6,939 | $344.7K | 0.00% | 00.0% | Unchanged |
| SkyOak Wealth, LLC | 7,094 | $352.4K | 0.08% | +3,057+75.7% | Added |
| State Board of Administration of Florida Retirement System | 7,100 | $352.7K | 0.00% | 00.0% | Unchanged |
| Three Seasons Wealth, LLC | 7,105 | $352.9K | 0.17% | +7,105 | New |
| Pathstone Holdings, LLC | 7,160 | $355.6K | 0.00% | −936−11.6% | Reduced |
| CIBC World Markets Corp | 7,229 | $359.1K | 0.00% | +4,181+137.2% | Added |
| Twinbeech Capital LP | 7,261 | $360.7K | 0.01% | +3,417+88.9% | Added |
| First Trust Advisors LP | 7,300 | $362.6K | 0.00% | −18,995−72.2% | Reduced |
| North Star Investment Management Corp. | 7,392 | $367.2K | 0.03% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 7,460 | $370.5K | 0.01% | −200−2.6% | Reduced |
| Eagle Bay Advisors LLC | 7,585 | $376.7K | 0.32% | +275+3.8% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 7,779 | $386.4K | 0.00% | +839+12.1% | Added |
| Moors & Cabot, Inc. | 7,830 | $388.9K | 0.02% | +820+11.7% | Added |
| ISAM Funds (UK) Ltd | 8,058 | $400.2K | 0.20% | +8,058 | New |
| SG Americas Securities, LLC | 8,404 | $417.0K | 0.00% | +774+10.1% | Added |
| Brookwood Investment Group LLC | 8,400 | $417.2K | 0.07% | +8,400 | New |
| Guggenheim Capital LLC | 8,732 | $433.7K | 0.00% | −291−3.2% | Reduced |
| Peterson Wealth Services | 9,131 | $453.5K | 0.14% | +1,438+18.7% | Added |
| Amalgamated Bank | 9,309 | $462.0K | 0.00% | −294−3.1% | Reduced |
| Arizona State Retirement System | 9,318 | $462.8K | 0.00% | −134−1.4% | Reduced |
| Susquehanna Fundamental Investments, LLC | 9,413 | $467.5K | 0.01% | −10,934−53.7% | Reduced |
| Maryland State Retirement & Pension System | 9,456 | $469.7K | 0.01% | −1,475−13.5% | Reduced |
| Illumine Investment Management, LLC | 9,731 | $483.3K | 0.40% | +9,731 | New |
| New York State Common Retirement Fund | 10,150 | $504.2K | 0.00% | 00.0% | Unchanged |
| Aviva PLC | 10,189 | $506.1K | 0.00% | +2,057+25.3% | Added |
| Handelsbanken Fonder AB | 10,200 | $507.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 10,497 | $521.4K | 0.00% | +1,368+15.0% | Added |
| Teachers Retirement System of the State of Kentucky | 10,699 | $531.0K | 0.00% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 11,100 | $551.3K | 0.00% | +4,600+70.8% | Added |
| Comerica Bank | 11,135 | $553.1K | 0.00% | −400−3.5% | Reduced |
| IMC-Chicago, LLC | 11,308 | $561.7K | 0.02% | +11,308 | New |
| Dynamic Technology Lab Private Ltd | 11,890 | $590.0K | 0.09% | +4,261+55.9% | Added |
| Russell Investments Group, Ltd. | 11,916 | $591.9K | 0.00% | +1,402+13.3% | Added |
| Yousif Capital Management, LLC | 12,028 | $597.4K | 0.01% | −310−2.5% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 12,168 | $604.0K | 0.00% | +3,364+38.2% | Added |
| Magnetar Financial LLC | 12,505 | $621.1K | 0.01% | +12,505 | New |
| Ensign Peak Advisors, Inc | 13,366 | $663.9K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 13,562 | $674.0K | 0.00% | +2,876+26.9% | Added |
| State of Tennessee, Treasury Department | 13,893 | $690.1K | 0.00% | 00.0% | Unchanged |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 14,109 | $700.8K | 0.00% | +14,109 | New |
| ProShare Advisors LLC | 14,513 | $720.9K | 0.00% | −2,553−15.0% | Reduced |
| Allianz Asset Management GmbH | 14,530 | $721.7K | 0.00% | −43,425−74.9% | Reduced |
| Illinois Municipal Retirement Fund | 15,023 | $746.2K | 0.01% | −1,960−11.5% | Reduced |
| Rockefeller Capital Management L.P. | 15,055 | $747.8K | 0.00% | −3,033−16.8% | Reduced |
| Algert Global LLC | 15,110 | $750.5K | 0.02% | +15,110 | New |
| Louisiana State Employees Retirement System | 15,300 | $760.0K | 0.02% | −400−2.5% | Reduced |
| New York State Teachers Retirement System | 16,267 | $808.0K | 0.00% | −3,038−15.7% | Reduced |
| Virginia Retirement Systems Et Al | 16,838 | $836.3K | 0.01% | +16,838 | New |
| Corebridge Financial, Inc. | 17,010 | $844.9K | 0.00% | −334−1.9% | Reduced |
| Intech Investment Management LLC | 17,116 | $850.2K | 0.01% | −7,461−30.4% | Reduced |
| Second Line Capital, LLC | 17,343 | $861.4K | 0.22% | +17,343 | New |
| Aptus Capital Advisors, LLC | 17,376 | $863.1K | 0.01% | +17,376 | New |
| Abn Amro Investment Solutions | 17,457 | $867.1K | 0.02% | +11,116+175.3% | Added |
| Occudo Quantitative Strategies LP | 17,682 | $879.0K | 0.12% | +8,811+99.3% | Added |
| Assenagon Asset Management S.A. | 17,800 | $884.1K | 0.00% | −15,280−46.2% | Reduced |
| Manufacturers Life Insurance Company, The | 17,825 | $885.4K | 0.00% | −481−2.6% | Reduced |
| State of Alaska, Department of Revenue | 18,012 | $894.0K | 0.01% | −492−2.7% | Reduced |