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 $5.87B 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
- 384
- −36 vs. Q4 2023
- Shares held
- 32.0M
- +1.72M (+5.7%) vs. Q4 2023
- Total value
- $3.57B
- −$358.6M (−9.1%) vs. Q4 2023
- New holders
- 59
- 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 | 441 | $5.87B |
| Q1 2026 | 380 | $3.03B |
| Q4 2025 | 373 | $2.52B |
| Q3 2025 | 362 | $2.98B |
| Q2 2025 | 330 | $2.22B |
| Q1 2025 | 307 | $1.54B |
| Q4 2024 | 325 | $2.16B |
| Q3 2024 | 369 | $3.19B |
| Q2 2024 | 392 | $4.38B |
| Q1 2024 | 384 | $3.57B |
| Q4 2023 | 421 | $3.95B |
| Q3 2023 | 421 | $4.85B |
| Q2 2023 | 406 | $5.41B |
| Q1 2023 | 379 | $4.00B |
| Q4 2022 | 328 | $2.32B |
| Q3 2022 | 287 | $1.72B |
| Q2 2022 | 277 | $1.52B |
| Q1 2022 | 290 | $2.05B |
| Q4 2021 | 254 | $2.06B |
| Q3 2021 | 204 | $1.37B |
| Q2 2021 | 188 | $1.17B |
| Q1 2021 | 192 | $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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 6,138,918 | $684.6M | 0.02% | +50,233+0.8% | Added |
| Vanguard Group Inc | 4,304,516 | $480.0M | 0.01% | +263,604+6.5% | Added |
| Morgan Stanley | 1,956,531 | $218.2M | 0.01% | +1,020,883+109.1% | Added |
| State Street Corp | 1,216,129 | $135.6M | 0.01% | +20,659+1.7% | Added |
| Primecap Management Co | 1,012,996 | $113.0M | 0.08% | −29,050−2.8% | Reduced |
| JPMorgan Chase & Co | 933,270 | $104.1M | 0.00% | −194,988−17.3% | Reduced |
| Geode Capital Management, LLC | 804,870 | $89.8M | 0.01% | +28,299+3.6% | Added |
| Dimensional Fund Advisors LP | 676,645 | $75.5M | 0.02% | −14,672−2.1% | Reduced |
| Ameriprise Financial Inc | 507,518 | $56.6M | 0.02% | −18,478−3.5% | Reduced |
| Jackson Square Partners, LLC | 492,764 | $55.0M | 2.29% | +162,040+49.0% | Added |
| Goldman Sachs Group Inc | 481,779 | $53.7M | 0.01% | +39,193+8.9% | Added |
| Price T Rowe Associates Inc | 463,138 | $51.6M | 0.01% | −386−0.1% | Reduced |
| Norges Bank | 453,800 | $50.6M | 0.01% | +13,482+3.1% | Added |
| Charles Schwab Investment Management Inc | 439,506 | $49.0M | 0.01% | +8,393+1.9% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 423,151 | $47.2M | 0.13% | +118,149+38.7% | Added |
| Millennium Management LLC | 415,529 | $46.3M | 0.04% | −94,295−18.5% | Reduced |
| Northern Trust Corp | 368,178 | $41.1M | 0.01% | −7,410−2.0% | Reduced |
| American Century Companies Inc | 346,354 | $38.6M | 0.02% | +199,833+136.4% | Added |
| Reinhart Partners, Inc. | 339,592 | $37.9M | 1.54% | +339,592 | New |
| Voloridge Investment Management, LLC | 338,707 | $37.8M | 0.14% | +253,599+298.0% | Added |
| Senvest Management, LLC | 335,814 | $37.4M | 1.45% | +335,814 | New |
| Paradigm Capital Management Inc | 329,800 | $36.8M | 1.76% | +267,800+431.9% | Added |
| Rafferty Asset Management, LLC | 287,170 | $32.0M | 0.12% | +83,548+41.0% | Added |
| Nuveen Asset Management, LLC | 279,897 | $31.2M | 0.01% | −890.0% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 275,406 | $30.7M | 0.11% | +132,415+92.6% | Added |
| Bank of New York Mellon Corp | 261,890 | $29.2M | 0.01% | −19,483−6.9% | Reduced |
| Qube Research & Technologies Ltd | 219,447 | $24.5M | 0.04% | −109,144−33.2% | Reduced |
| Massachusetts Financial Services Co | 217,637 | $24.3M | 0.01% | +217,637 | New |
| Clark Capital Management Group, Inc. | 215,959 | $24.1M | 0.18% | −56,515−20.7% | Reduced |
| Oberweis Asset Management Inc | 209,339 | $23.3M | 1.69% | −35,990−14.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 206,128 | $23.0M | 0.02% | −135,469−39.7% | Reduced |
| Bank of America Corp | 199,222 | $22.2M | 0.00% | +154,232+342.8% | Added |
| Principal Financial Group Inc | 196,673 | $21.9M | 0.01% | +4,410+2.3% | Added |
| UBS Group AG | 196,067 | $21.9M | 0.01% | −21,692−10.0% | Reduced |
| Barclays PLC | 192,476 | $21.5M | 0.01% | +5,276+2.8% | Added |
| Boston Partners | 192,260 | $20.8M | 0.02% | +192,260 | New |
| Citigroup Inc | 175,172 | $19.5M | 0.02% | +100,009+133.1% | Added |
| Invesco Ltd. | 150,426 | $16.8M | 0.00% | −177,997−54.2% | Reduced |
| Standard Life Aberdeen plc | 144,943 | $16.2M | 0.03% | −35,232−19.6% | Reduced |
| SEI Investments Co | 144,752 | $16.1M | 0.02% | +43,020+42.3% | Added |
| Allianz Asset Management GmbH | 129,061 | $14.4M | 0.02% | +3,733+3.0% | Added |
| BNP Paribas Arbitrage, SA | 127,950 | $14.3M | 0.02% | +25,228+24.6% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 126,558 | $14.1M | 0.06% | +63,667+101.2% | Added |
| Credit Suisse AG | 125,800 | $14.0M | 0.01% | −1,876−1.5% | Reduced |
| Citadel Advisors LLC | 111,726 | $12.5M | 0.01% | +111,726 | New |
| Neumeier Poma Investment Counsel LLC | 111,670 | $12.5M | 1.14% | +64,980+139.2% | Added |
| Legal & General Group Plc | 111,603 | $12.4M | 0.00% | −376−0.3% | Reduced |
| Man Group plc | 100,705 | $11.2M | 0.03% | −82,922−45.2% | Reduced |
| Franklin Resources Inc | 99,710 | $11.1M | 0.00% | +77,947+358.2% | Added |
| Trexquant Investment LP | 93,476 | $10.4M | 0.21% | +71,271+321.0% | Added |
| Voya Investment Management LLC | 93,362 | $10.4M | 0.01% | −39,261−29.6% | Reduced |
| Rhumbline Advisers | 93,280 | $10.4M | 0.01% | −102−0.1% | Reduced |
| Deutsche Bank AG | 90,187 | $10.1M | 0.00% | −22,615−20.0% | Reduced |
| Prudential Financial Inc | 84,201 | $9.39M | 0.01% | −32,868−28.1% | Reduced |
| Marshall Wace, LLP | 82,868 | $9.24M | 0.02% | +80,281+3,103.2% | Added |
| Kennedy Capital Management, Inc. | 82,010 | $9.15M | 0.19% | +77,003+1,537.9% | Added |
| First Trust Advisors LP | 79,745 | $8.89M | 0.01% | +6,058+8.2% | Added |
| Holocene Advisors, LP | 79,465 | $8.86M | 0.03% | +79,465 | New |
| Neuberger Berman Group LLC | 79,381 | $8.85M | 0.01% | −26,126−24.8% | Reduced |
| Engineers Gate Manager LP | 75,787 | $8.45M | 0.22% | −6,785−8.2% | Reduced |
| Alliancebernstein L.P. | 73,700 | $8.22M | 0.00% | +228+0.3% | Added |
| HSBC Holdings PLC | 73,012 | $8.14M | 0.01% | +50,552+225.1% | Added |
| Victory Capital Management Inc | 71,188 | $7.94M | 0.01% | +4,442+6.7% | Added |
| Public Sector Pension Investment Board | 66,994 | $7.47M | 0.05% | −960−1.4% | Reduced |
| Annex Advisory Services, LLC | 65,324 | $7.28M | 0.26% | +13,716+26.6% | Added |
| Royce & Associates LP | 65,125 | $7.26M | 0.06% | −5,971−8.4% | Reduced |
| Swiss National Bank | 64,700 | $7.22M | 0.01% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 64,445 | $7.19M | 0.08% | −126,222−66.2% | Reduced |
| AQR Capital Management LLC | 64,434 | $7.19M | 0.01% | +15,285+31.1% | Added |
| Wellington Management Group LLP | 64,205 | $7.16M | 0.00% | −158,009−71.1% | Reduced |
| Rockefeller Capital Management L.P. | 64,190 | $7.16M | 0.02% | −824−1.3% | Reduced |
| Cerity Partners LLC | 62,512 | $6.97M | 0.02% | +23,329+59.5% | Added |
| California Public Employees Retirement System | 61,161 | $6.82M | 0.00% | −4,636−7.0% | Reduced |
| State of Wisconsin Investment Board | 58,990 | $6.58M | 0.02% | +15,735+36.4% | Added |
| Janus Henderson Group PLC | 52,636 | $5.87M | 0.00% | +30,308+135.7% | Added |
| Algert Global LLC | 50,001 | $5.58M | 0.22% | −12,408−19.9% | Reduced |
| S Squared Technology, LLC | 49,000 | $5.46M | 2.51% | +49,000 | New |
| Mirae Asset Global Investments Co., Ltd. | 46,409 | $5.36M | 0.01% | +3,579+8.4% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 46,434 | $5.18M | 0.01% | +32,753+239.4% | Added |
| Ziegler Capital Management, LLC | 46,404 | $5.18M | 0.20% | +27,019+139.4% | Added |
| Canada Pension Plan Investment Board | 45,600 | $5.09M | 0.01% | −262−0.6% | Reduced |
| Pier Capital, LLC | 44,693 | $4.98M | 0.69% | +241+0.5% | Added |
| BTC Capital Management, Inc. | 42,619 | $4.75M | 0.43% | +42,619 | New |
| Susquehanna International Group, LLP | 42,478 | $4.74M | 0.01% | +23,293+121.4% | Added |
| Penbrook Management LLC | 42,460 | $4.74M | 2.93% | −580−1.3% | Reduced |
| Jane Street Group, LLC | 39,981 | $4.46M | 0.01% | −46,026−53.5% | Reduced |
| Great West Life Assurance Co | 38,476 | $4.29M | 0.01% | −10,649−21.7% | Reduced |
| UBS Asset Management Americas Inc | 36,903 | $4.12M | 0.00% | −2,167−5.5% | Reduced |
| Envestnet Asset Management Inc | 35,756 | $3.99M | 0.00% | +1,573+4.6% | Added |
| Rice Hall James & Associates, LLC | 34,317 | $3.83M | 0.22% | −1,730−4.8% | Reduced |
| Los Angeles Capital Management LLC | 34,264 | $3.82M | 0.01% | +4,339+14.5% | Added |
| California State Teachers Retirement System | 32,934 | $3.67M | 0.00% | −1,672−4.8% | Reduced |
| Stifel Financial Corp | 32,564 | $3.63M | 0.00% | −1,278−3.8% | Reduced |
| Kornitzer Capital Management Inc | 32,070 | $3.58M | 0.07% | +32,070 | New |
| Bridge City Capital, LLC | 31,122 | $3.47M | 1.26% | +4,534+17.1% | Added |
| Wells Fargo & Company | 30,566 | $3.41M | 0.00% | +2,295+8.1% | Added |
| Janney Montgomery Scott LLC | 29,006 | $3.23M | 0.01% | +17,084+143.3% | Added |
| Texas Permanent School Fund | 28,606 | $3.19M | 0.03% | +317+1.1% | Added |
| Thrivent Financial for Lutherans | 28,355 | $3.16M | 0.01% | −2,454−8.0% | Reduced |
| CFM Wealth Partners LLC | 26,263 | $2.93M | 0.59% | −246−0.9% | Reduced |