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 2024
Institutional positions in Axcelis Technologies Inc as of Mar 31, 2024. 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
- 385
- −35 vs. Q4 2023
- Shares held
- 30.2M
- +1.02M (+3.5%) vs. Q4 2023
- Total value
- $3.37B
- −$416.8M (−11.0%) vs. Q4 2023
- New holders
- 60
- 116 more added
- Sold out
- 95
- 163 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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 2024
Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Penbrook Management LLC | 42,460 | $4.74M | 2.93% | −580−1.3% | Reduced |
| Susquehanna International Group, LLP | 42,478 | $4.74M | 0.01% | +23,293+121.4% | Added |
| BTC Capital Management, Inc. | 42,619 | $4.75M | 0.43% | +42,619 | New |
| Pier Capital, LLC | 44,693 | $4.98M | 0.69% | +241+0.5% | Added |
| Canada Pension Plan Investment Board | 45,600 | $5.09M | 0.01% | −262−0.6% | Reduced |
| Ziegler Capital Management, LLC | 46,404 | $5.18M | 0.20% | +27,019+139.4% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 46,434 | $5.18M | 0.01% | +32,753+239.4% | Added |
| Mirae Asset Global Investments Co., Ltd. | 46,409 | $5.36M | 0.01% | +3,579+8.4% | Added |
| S Squared Technology, LLC | 49,000 | $5.46M | 2.51% | +49,000 | New |
| Algert Global LLC | 50,001 | $5.58M | 0.22% | −12,408−19.9% | Reduced |
| Janus Henderson Group PLC | 52,636 | $5.87M | 0.00% | +30,308+135.7% | Added |
| State of Wisconsin Investment Board | 58,990 | $6.58M | 0.02% | +15,735+36.4% | Added |
| California Public Employees Retirement System | 61,161 | $6.82M | 0.00% | −4,636−7.0% | Reduced |
| Cerity Partners LLC | 62,512 | $6.97M | 0.02% | +23,329+59.5% | Added |
| Rockefeller Capital Management L.P. | 64,190 | $7.16M | 0.02% | −824−1.3% | Reduced |
| Wellington Management Group LLP | 64,205 | $7.16M | 0.00% | −158,009−71.1% | Reduced |
| AQR Capital Management LLC | 64,434 | $7.19M | 0.01% | +15,285+31.1% | Added |
| Cubist Systematic Strategies, LLC | 64,445 | $7.19M | 0.08% | −126,222−66.2% | Reduced |
| Swiss National Bank | 64,700 | $7.22M | 0.01% | 00.0% | Unchanged |
| Royce & Associates LP | 65,125 | $7.26M | 0.06% | −5,971−8.4% | Reduced |
| Annex Advisory Services, LLC | 65,324 | $7.28M | 0.26% | +13,716+26.6% | Added |
| Public Sector Pension Investment Board | 66,994 | $7.47M | 0.05% | −960−1.4% | Reduced |
| Victory Capital Management Inc | 71,188 | $7.94M | 0.01% | +4,442+6.7% | Added |
| HSBC Holdings PLC | 73,012 | $8.14M | 0.01% | +50,552+225.1% | Added |
| Alliancebernstein L.P. | 73,700 | $8.22M | 0.00% | +228+0.3% | Added |
| Engineers Gate Manager LP | 75,787 | $8.45M | 0.22% | −6,785−8.2% | Reduced |
| Neuberger Berman Group LLC | 79,381 | $8.85M | 0.01% | −26,126−24.8% | Reduced |
| Holocene Advisors, LP | 79,465 | $8.86M | 0.03% | +79,465 | New |
| First Trust Advisors LP | 79,745 | $8.89M | 0.01% | +6,058+8.2% | Added |
| Kennedy Capital Management, Inc. | 82,010 | $9.15M | 0.19% | +77,003+1,537.9% | Added |
| Marshall Wace, LLP | 82,868 | $9.24M | 0.02% | +80,281+3,103.2% | Added |
| Prudential Financial Inc | 84,201 | $9.39M | 0.01% | −32,868−28.1% | Reduced |
| Deutsche Bank AG | 90,187 | $10.1M | 0.00% | −22,615−20.0% | Reduced |
| Rhumbline Advisers | 93,280 | $10.4M | 0.01% | −102−0.1% | Reduced |
| Voya Investment Management LLC | 93,362 | $10.4M | 0.01% | −39,261−29.6% | Reduced |
| Trexquant Investment LP | 93,476 | $10.4M | 0.21% | +71,271+321.0% | Added |
| Franklin Resources Inc | 99,710 | $11.1M | 0.00% | +77,947+358.2% | Added |
| Man Group plc | 100,705 | $11.2M | 0.03% | −82,922−45.2% | Reduced |
| Legal & General Group Plc | 111,603 | $12.4M | 0.00% | −376−0.3% | Reduced |
| Neumeier Poma Investment Counsel LLC | 111,670 | $12.5M | 1.14% | +64,980+139.2% | Added |
| Citadel Advisors LLC | 111,726 | $12.5M | 0.01% | +111,726 | New |
| Credit Suisse AG | 125,800 | $14.0M | 0.01% | −1,876−1.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 126,558 | $14.1M | 0.06% | +63,667+101.2% | Added |
| BNP Paribas Arbitrage, SA | 127,950 | $14.3M | 0.02% | +25,228+24.6% | Added |
| Allianz Asset Management GmbH | 129,061 | $14.4M | 0.02% | +3,733+3.0% | Added |
| SEI Investments Co | 144,752 | $16.1M | 0.02% | +43,020+42.3% | Added |
| Standard Life Aberdeen plc | 144,943 | $16.2M | 0.03% | −35,232−19.6% | Reduced |
| Invesco Ltd. | 150,426 | $16.8M | 0.00% | −177,997−54.2% | Reduced |
| Citigroup Inc | 175,172 | $19.5M | 0.02% | +100,009+133.1% | Added |
| Boston Partners | 192,260 | $20.8M | 0.02% | +192,260 | New |
| Barclays PLC | 192,476 | $21.5M | 0.01% | +5,276+2.8% | Added |
| UBS Group AG | 196,067 | $21.9M | 0.01% | −21,692−10.0% | Reduced |
| Principal Financial Group Inc | 196,673 | $21.9M | 0.01% | +4,410+2.3% | Added |
| Bank of America Corp | 199,222 | $22.2M | 0.00% | +154,232+342.8% | Added |
| Arrowstreet Capital, Limited Partnership | 206,128 | $23.0M | 0.02% | −135,469−39.7% | Reduced |
| Oberweis Asset Management Inc | 209,339 | $23.3M | 1.69% | −35,990−14.7% | Reduced |
| Clark Capital Management Group, Inc. | 215,959 | $24.1M | 0.18% | −56,515−20.7% | Reduced |
| Massachusetts Financial Services Co | 217,637 | $24.3M | 0.01% | +217,637 | New |
| Qube Research & Technologies Ltd | 219,447 | $24.5M | 0.04% | −109,144−33.2% | Reduced |
| Bank of New York Mellon Corp | 261,890 | $29.2M | 0.01% | −19,483−6.9% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 275,406 | $30.7M | 0.11% | +132,415+92.6% | Added |
| Nuveen Asset Management, LLC | 279,897 | $31.2M | 0.01% | −890.0% | Reduced |
| Rafferty Asset Management, LLC | 287,170 | $32.0M | 0.12% | +83,548+41.0% | Added |
| Paradigm Capital Management Inc | 329,800 | $36.8M | 1.76% | +267,800+431.9% | Added |
| Senvest Management, LLC | 335,814 | $37.4M | 1.45% | +335,814 | New |
| Voloridge Investment Management, LLC | 338,707 | $37.8M | 0.14% | +253,599+298.0% | Added |
| Reinhart Partners, Inc. | 339,592 | $37.9M | 1.54% | +339,592 | New |
| American Century Companies Inc | 346,354 | $38.6M | 0.02% | +199,833+136.4% | Added |
| Northern Trust Corp | 368,178 | $41.1M | 0.01% | −7,410−2.0% | Reduced |
| Millennium Management LLC | 415,529 | $46.3M | 0.04% | −94,295−18.5% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 423,151 | $47.2M | 0.13% | +118,149+38.7% | Added |
| Charles Schwab Investment Management Inc | 439,506 | $49.0M | 0.01% | +8,393+1.9% | Added |
| Norges Bank | 453,800 | $50.6M | 0.01% | +13,482+3.1% | Added |
| Price T Rowe Associates Inc | 463,138 | $51.6M | 0.01% | −386−0.1% | Reduced |
| JPMorgan Chase & Co | 466,635 | $52.0M | 0.00% | −97,494−17.3% | Reduced |
| Goldman Sachs Group Inc | 481,779 | $53.7M | 0.01% | +39,193+8.9% | Added |
| Jackson Square Partners, LLC | 492,764 | $55.0M | 2.29% | +162,040+49.0% | Added |
| Ameriprise Financial Inc | 507,518 | $56.6M | 0.02% | −18,478−3.5% | Reduced |
| Morgan Stanley | 652,177 | $72.7M | 0.01% | +184,353+39.4% | Added |
| Dimensional Fund Advisors LP | 676,645 | $75.5M | 0.02% | −14,672−2.1% | Reduced |
| Geode Capital Management, LLC | 804,870 | $89.8M | 0.01% | +28,299+3.6% | Added |
| Primecap Management Co | 1,012,996 | $113.0M | 0.08% | −29,050−2.8% | Reduced |
| State Street Corp | 1,216,129 | $135.6M | 0.01% | +20,659+1.7% | Added |
| Vanguard Group Inc | 4,304,516 | $480.0M | 0.01% | +263,604+6.5% | Added |
| BlackRock Inc. | 6,138,918 | $684.6M | 0.02% | +50,233+0.8% | Added |
| Westfield Capital Management Co LP | 0 | $0 | 0.00% | −212,888−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −72,397−100.0% | Sold out |
| Crestline Management, LP | 0 | $0 | 0.00% | −53,828−100.0% | Sold out |
| Soviero Asset Management, LP | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Caisse de Depot Et Placement du Quebec | 0 | $0 | 0.00% | −48,600−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −44,400−100.0% | Sold out |
| Harber Asset Management LLC | 0 | $0 | 0.00% | −39,824−100.0% | Sold out |
| Schroder Investment Management Group | 0 | $0 | 0.00% | −38,297−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −34,481−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −28,219−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −28,135−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −27,787−100.0% | Sold out |
| Eagle Asset Management Inc | 0 | $0 | 0.00% | −27,771−100.0% | Sold out |
| Gratus Capital LLC | 0 | $0 | 0.00% | −25,937−100.0% | Sold out |
| Navellier & Associates Inc | 0 | $0 | 0.00% | −25,148−100.0% | Sold out |