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, Q4 2024
Institutional positions in Axcelis Technologies Inc as of Dec 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
- 325
- −41 vs. Q3 2024
- Shares held
- 30.9M
- +488.2K (+1.6%) vs. Q3 2024
- Total value
- $2.16B
- −$1.02B (−32.1%) vs. Q3 2024
- New holders
- 59
- 125 more added
- Sold out
- 100
- 93 more reduced
3 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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 | 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, Q4 2024
Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5,447,229 | $380.6M | 0.01% | +108,636+2.0% | Added |
| Vanguard Group Inc | 4,396,134 | $307.2M | 0.01% | +106,203+2.5% | Added |
| State Street Corp | 1,301,188 | $90.9M | 0.00% | +67,906+5.5% | Added |
| American Century Companies Inc | 1,060,096 | $74.1M | 0.04% | +290,678+37.8% | Added |
| Reinhart Partners, Inc. | 1,036,112 | $72.4M | 2.79% | +348,504+50.7% | Added |
| Primecap Management Co | 916,426 | $64.0M | 0.05% | −58,010−6.0% | Reduced |
| Geode Capital Management, LLC | 897,750 | $62.7M | 0.00% | +23,234+2.7% | Added |
| Boston Trust Walden Corp | 820,116 | $57.3M | 0.40% | +313,689+61.9% | Added |
| Pacer Advisors, Inc. | 782,155 | $54.6M | 0.12% | +781,154+78,037.4% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 764,069 | $53.4M | 0.17% | +268,098+54.1% | Added |
| Dimensional Fund Advisors LP | 724,585 | $50.6M | 0.01% | +71,631+11.0% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 596,150 | $41.7M | 0.10% | +85,256+16.7% | Added |
| Goldman Sachs Group Inc | 591,118 | $41.3M | 0.01% | +29,241+5.2% | Added |
| Price T Rowe Associates Inc | 524,369 | $36.6M | 0.00% | −2,487−0.5% | Reduced |
| Norges Bank | 515,957 | $36.0M | 0.00% | +75,239+17.1% | Added |
| Amundi | 489,251 | $35.8M | 0.01% | +64,256+15.1% | Added |
| Morgan Stanley | 495,483 | $34.6M | 0.00% | −180,439−26.7% | Reduced |
| Northern Trust Corp | 392,078 | $27.4M | 0.00% | −18,817−4.6% | Reduced |
| Charles Schwab Investment Management Inc | 369,936 | $25.8M | 0.00% | +22,913+6.6% | Added |
| Royce & Associates LP | 333,426 | $23.3M | 0.22% | +59,755+21.8% | Added |
| Boston Partners | 330,073 | $23.1M | 0.03% | +84,481+34.4% | Added |
| Millennium Management LLC | 290,270 | $20.3M | 0.02% | +173,574+148.7% | Added |
| Bank of America Corp | 285,284 | $19.9M | 0.00% | +132,559+86.8% | Added |
| UBS Group AG | 248,390 | $17.4M | 0.00% | +112,646+83.0% | Added |
| Jane Street Group, LLC | 238,357 | $16.7M | 0.03% | +71,437+42.8% | Added |
| Massachusetts Financial Services Co | 233,008 | $16.3M | 0.01% | +1,140+0.5% | Added |
| Bank of New York Mellon Corp | 226,364 | $15.8M | 0.00% | −38,432−14.5% | Reduced |
| Voloridge Investment Management, LLC | 222,663 | $15.6M | 0.06% | +180,531+428.5% | Added |
| Renaissance Technologies LLC | 211,999 | $14.8M | 0.02% | +172,200+432.7% | Added |
| JPMorgan Chase & Co | 189,568 | $13.2M | 0.00% | −168,278−47.0% | Reduced |
| Principal Financial Group Inc | 188,559 | $13.2M | 0.01% | +7,476+4.1% | Added |
| Jackson Square Partners, LLC | 186,590 | $13.0M | 1.36% | −56,757−23.3% | Reduced |
| Federated Hermes, Inc. | 181,261 | $12.7M | 0.03% | +181,261 | New |
| Nuveen Asset Management, LLC | 167,570 | $11.7M | 0.00% | −139,753−45.5% | Reduced |
| Paradigm Capital Management Inc | 153,900 | $10.8M | 0.50% | −323,000−67.7% | Reduced |
| Qube Research & Technologies Ltd | 152,235 | $10.6M | 0.02% | +152,235 | New |
| SEI Investments Co | 145,167 | $10.1M | 0.01% | +40,879+39.2% | Added |
| Senvest Management, LLC | 138,192 | $9.66M | 0.30% | −632,298−82.1% | Reduced |
| Citadel Advisors LLC | 131,564 | $9.19M | 0.01% | +52,420+66.2% | Added |
| Invesco Ltd. | 131,122 | $9.16M | 0.00% | −5,713−4.2% | Reduced |
| M&G Plc | 127,599 | $8.93M | 0.06% | +127,599 | New |
| Engineers Gate Manager LP | 126,171 | $8.82M | 0.15% | +109,154+641.4% | Added |
| Citigroup Inc | 118,187 | $8.26M | 0.01% | +29,460+33.2% | Added |
| BNP Paribas Arbitrage, SA | 116,290 | $8.13M | 0.01% | +87,602+305.4% | Added |
| Royal Bank of Canada | 113,242 | $7.91M | 0.00% | +46,726+70.2% | Added |
| Neuberger Berman Group LLC | 112,196 | $7.84M | 0.01% | +100.0% | Added |
| Legal & General Group Plc | 107,701 | $7.53M | 0.00% | +411+0.4% | Added |
| Ameriprise Financial Inc | 101,970 | $7.12M | 0.00% | −505,848−83.2% | Reduced |
| Rhumbline Advisers | 90,842 | $6.35M | 0.01% | +477+0.5% | Added |
| Janus Henderson Group PLC | 90,508 | $6.32M | 0.00% | +56,654+167.3% | Added |
| Harbor Capital Advisors, Inc. | 87,825 | $6.14M | 0.27% | +27,497+45.6% | Added |
| Holocene Advisors, LP | 84,285 | $5.89M | 0.02% | +42,741+102.9% | Added |
| Public Sector Pension Investment Board | 81,027 | $5.66M | 0.02% | +11,840+17.1% | Added |
| Capital Fund Management S.A. | 79,551 | $5.56M | 0.05% | +34,028+74.7% | Added |
| UBS Asset Management Americas Inc | 77,920 | $5.44M | 0.00% | +2,621+3.5% | Added |
| Susquehanna International Group, LLP | 74,055 | $5.17M | 0.01% | +37,857+104.6% | Added |
| Barclays PLC | 73,471 | $5.13M | 0.00% | +5,360+7.9% | Added |
| Trexquant Investment LP | 69,894 | $4.88M | 0.06% | +26,219+60.0% | Added |
| Alliancebernstein L.P. | 66,142 | $4.62M | 0.00% | +3,288+5.2% | Added |
| Swiss National Bank | 64,100 | $4.48M | 0.00% | +600+0.9% | Added |
| Kornitzer Capital Management Inc | 64,080 | $4.48M | 0.09% | 00.0% | Unchanged |
| LPL Financial LLC | 60,834 | $4.25M | 0.00% | +16,152+36.1% | Added |
| Allianz Asset Management GmbH | 57,955 | $4.05M | 0.01% | −52,094−47.3% | Reduced |
| California Public Employees Retirement System | 57,261 | $4.00M | 0.00% | −3,914−6.4% | Reduced |
| BlackBarn Capital Partners LP | 55,997 | $3.91M | 1.54% | +55,997 | New |
| Kennedy Capital Management, Inc. | 53,881 | $3.76M | 0.08% | −33,033−38.0% | Reduced |
| State of Wisconsin Investment Board | 53,750 | $3.76M | 0.01% | +8,568+19.0% | Added |
| Marshall Wace, LLP | 45,118 | $3.15M | 0.00% | −140,554−75.7% | Reduced |
| Jump Financial, LLC | 44,460 | $3.11M | 0.07% | +35,841+415.8% | Added |
| Verition Fund Management LLC | 43,715 | $3.05M | 0.02% | +31,708+264.1% | Added |
| Prudential Financial Inc | 42,890 | $3.00M | 0.00% | −911−2.1% | Reduced |
| D. E. Shaw & Co., Inc. | 40,380 | $2.82M | 0.00% | +25,520+171.7% | Added |
| Stifel Financial Corp | 39,920 | $2.79M | 0.00% | −1,017−2.5% | Reduced |
| Quantbot Technologies LP | 37,750 | $2.64M | 0.10% | +37,750 | New |
| Great West Life Assurance Co | 37,748 | $2.63M | 0.00% | −1,272−3.3% | Reduced |
| Creative Planning | 35,500 | $2.48M | 0.00% | −181−0.5% | Reduced |
| Vident Advisory, LLC | 35,410 | $2.47M | 0.04% | +12,060+51.6% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 33,521 | $2.41M | 0.00% | −24,713−42.4% | Reduced |
| AQR Capital Management LLC | 34,039 | $2.38M | 0.00% | +3,644+12.0% | Added |
| Gsa Capital Partners LLP | 33,924 | $2.37M | 0.18% | +33,924 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 33,376 | $2.33M | 0.01% | −38,645−53.7% | Reduced |
| Assenagon Asset Management S.A. | 33,080 | $2.31M | 0.00% | −21,475−39.4% | Reduced |
| Rice Hall James & Associates, LLC | 32,882 | $2.30M | 0.13% | −229−0.7% | Reduced |
| Standard Life Aberdeen plc | 32,510 | $2.29M | 0.00% | −817−2.5% | Reduced |
| California State Teachers Retirement System | 30,507 | $2.13M | 0.00% | −269−0.9% | Reduced |
| Wells Fargo & Company | 30,069 | $2.10M | 0.00% | −2,038−6.3% | Reduced |
| RE Advisers Corp | 29,600 | $2.07M | 0.05% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 28,623 | $2.05M | 0.00% | +383+1.4% | Added |
| Colony Group, LLC | 28,760 | $2.01M | 0.00% | −6,603−18.7% | Reduced |
| Deutsche Bank AG | 28,487 | $1.99M | 0.00% | +9,741+52.0% | Added |
| Isthmus Partners, LLC | 28,291 | $1.98M | 0.24% | +507+1.8% | Added |
| Cerity Partners LLC | 26,230 | $1.86M | 0.00% | −54,947−67.7% | Reduced |
| First Trust Advisors LP | 26,295 | $1.84M | 0.00% | −80,597−75.4% | Reduced |
| Intech Investment Management LLC | 24,577 | $1.72M | 0.02% | +13,483+121.5% | Added |
| Gotham Asset Management, LLC | 23,990 | $1.68M | 0.02% | +12,568+110.0% | Added |
| Numerai GP LLC | 23,765 | $1.66M | 0.45% | +23,765 | New |
| Franklin Resources Inc | 23,266 | $1.63M | 0.00% | +750+3.3% | Added |
| FMR LLC | 22,059 | $1.54M | 0.00% | −241,273−91.6% | Reduced |
| Envestnet Asset Management Inc | 21,502 | $1.50M | 0.00% | −11,149−34.1% | Reduced |
| Wolverine Trading, LLC | 21,132 | $1.48M | 0.03% | +19,178+981.5% | Added |