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 2023
Institutional positions in Axcelis Technologies Inc as of Mar 31, 2023. 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
- 379
- +52 vs. Q4 2022
- Shares held
- 30.1M
- +835.4K (+2.9%) vs. Q4 2022
- Total value
- $4.00B
- +$1.69B (+73.2%) vs. Q4 2022
- New holders
- 84
- 111 more added
- Sold out
- 32
- 141 more reduced
1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 5,435,039 | $724.2M | 0.02% | +124,057+2.3% | Added |
| Vanguard Group Inc | 3,523,892 | $469.6M | 0.01% | +511,660+17.0% | Added |
| FMR LLC | 2,081,018 | $277.3M | 0.01% | +1,042,368+100.4% | Added |
| Primecap Management Co | 1,165,226 | $155.3M | 0.14% | −110,080−8.6% | Reduced |
| State Street Corp | 1,105,773 | $147.3M | 0.01% | +9,186+0.8% | Added |
| Dimensional Fund Advisors LP | 1,027,607 | $136.9M | 0.05% | −357,985−25.8% | Reduced |
| Wellington Management Group LLP | 907,490 | $120.9M | 0.02% | −193,819−17.6% | Reduced |
| Invesco Ltd. | 748,388 | $99.7M | 0.03% | +225,235+43.1% | Added |
| Driehaus Capital Management LLC | 728,641 | $97.1M | 1.36% | −404,816−35.7% | Reduced |
| Geode Capital Management, LLC | 638,001 | $85.0M | 0.01% | +25,425+4.2% | Added |
| Arrowstreet Capital, Limited Partnership | 607,829 | $81.0M | 0.10% | +286,195+89.0% | Added |
| Ameriprise Financial Inc | 567,244 | $75.6M | 0.02% | +439,443+343.8% | Added |
| Price T Rowe Associates Inc | 515,427 | $68.7M | 0.01% | −2,724−0.5% | Reduced |
| Hood River Capital Management LLC | 404,848 | $53.9M | 1.75% | +236,483+140.5% | Added |
| Goldman Sachs Group Inc | 394,454 | $52.6M | 0.01% | +28,667+7.8% | Added |
| Morgan Stanley | 386,133 | $51.5M | 0.01% | +30,075+8.4% | Added |
| Northern Trust Corp | 378,699 | $50.5M | 0.01% | +4,934+1.3% | Added |
| Charles Schwab Investment Management Inc | 324,738 | $43.3M | 0.01% | −10,729−3.2% | Reduced |
| Bank of New York Mellon Corp | 283,926 | $37.8M | 0.01% | −12,947−4.4% | Reduced |
| Senvest Management, LLC | 282,806 | $37.7M | 1.37% | −1,503,628−84.2% | Reduced |
| Oberweis Asset Management Inc | 271,989 | $36.2M | 5.62% | −7,560−2.7% | Reduced |
| Neumeier Poma Investment Counsel LLC | 258,325 | $34.4M | 3.21% | −5,835−2.2% | Reduced |
| Whale Rock Capital Management LLC | 251,165 | $33.5M | 0.74% | +251,165 | New |
| LSV Asset Management | 245,600 | $32.7M | 0.07% | −54,100−18.1% | Reduced |
| Prudential Financial Inc | 230,457 | $30.7M | 0.05% | +183,822+394.2% | Added |
| Jacobs Levy Equity Management, Inc | 207,826 | $27.7M | 0.17% | +172,184+483.1% | Added |
| Principal Financial Group Inc | 207,722 | $27.7M | 0.02% | −6,872−3.2% | Reduced |
| Norges Bank | 188,036 | $25.1M | 0.01% | +136,600+265.6% | Added |
| Fuller & Thaler Asset Management, Inc. | 184,276 | $24.6M | 0.14% | +12,620+7.4% | Added |
| Assenagon Asset Management S.A. | 183,088 | $24.4M | 0.10% | −155,620−45.9% | Reduced |
| Nuveen Asset Management, LLC | 174,015 | $23.2M | 0.01% | +14,894+9.4% | Added |
| Citadel Advisors LLC | 169,310 | $22.6M | 0.02% | +166,117+5,202.5% | Added |
| UBS Group AG | 160,481 | $21.4M | 0.01% | +1,384+0.9% | Added |
| Royce & Associates LP | 154,575 | $20.6M | 0.21% | −69,977−31.2% | Reduced |
| Victory Capital Management Inc | 150,336 | $20.0M | 0.02% | −212,425−58.6% | Reduced |
| Putnam Investments LLC | 145,350 | $19.4M | 0.03% | +87,703+152.1% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 136,300 | $18.2M | 0.09% | +39,216+40.4% | Added |
| American Century Companies Inc | 134,578 | $18.0M | 0.01% | +10,308+8.3% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 127,375 | $17.0M | 0.06% | −57,497−31.1% | Reduced |
| Allianz Asset Management GmbH | 125,224 | $16.7M | 0.03% | −44,117−26.1% | Reduced |
| First Trust Advisors LP | 116,730 | $15.6M | 0.02% | +53,629+85.0% | Added |
| JPMorgan Chase & Co | 108,160 | $14.4M | 0.00% | −729−0.7% | Reduced |
| Amundi | 109,502 | $13.9M | 0.01% | +37,502+52.1% | Added |
| Millennium Management LLC | 97,097 | $12.9M | 0.02% | +97,097 | New |
| Lisanti Capital Growth, LLC | 96,655 | $12.9M | 1.80% | −12,145−11.2% | Reduced |
| Rhumbline Advisers | 96,307 | $12.8M | 0.02% | +5,425+6.0% | Added |
| Adage Capital Partners GP, L.L.C. | 95,942 | $12.8M | 0.03% | −62,058−39.3% | Reduced |
| Legal & General Group Plc | 95,397 | $12.7M | 0.00% | +13,438+16.4% | Added |
| Voya Investment Management LLC | 92,021 | $12.3M | 0.01% | −23,851−20.6% | Reduced |
| Man Group plc | – | $11.7M | 0.04% | – | New |
| Swiss National Bank | 70,900 | $9.45M | 0.01% | −8,800−11.0% | Reduced |
| New York State Common Retirement Fund | 68,945 | $9.19M | 0.01% | +1,158+1.7% | Added |
| Paradigm Capital Management Inc | 64,000 | $8.53M | 0.57% | −20,000−23.8% | Reduced |
| Deutsche Bank AG | 62,757 | $8.36M | 0.00% | +45,724+268.4% | Added |
| Kennedy Capital Management, Inc. | 62,644 | $8.35M | 0.25% | −29,771−32.2% | Reduced |
| Cubist Systematic Strategies, LLC | 62,325 | $8.30M | 0.08% | +62,325 | New |
| Russell Investments Group, Ltd. | 60,484 | $8.06M | 0.02% | +6,592+12.2% | Added |
| Pier Capital, LLC | 59,122 | $7.88M | 1.19% | +684+1.2% | Added |
| SEI Investments Co | 58,614 | $7.81M | 0.01% | +5,893+11.2% | Added |
| AXA S.A. | 58,100 | $7.74M | 0.03% | +5,500+10.5% | Added |
| Public Sector Pension Investment Board | 57,643 | $7.68M | 0.06% | −2,119−3.5% | Reduced |
| Rice Hall James & Associates, LLC | 55,665 | $7.42M | 0.42% | −25,596−31.5% | Reduced |
| EAM Global Investors LLC | 51,938 | $6.92M | 1.94% | +9,064+21.1% | Added |
| Alliancebernstein L.P. | 51,620 | $6.88M | 0.00% | +6,446+14.3% | Added |
| D. E. Shaw & Co., Inc. | 50,289 | $6.70M | 0.01% | +35,689+244.4% | Added |
| Citigroup Inc | 47,546 | $6.34M | 0.01% | +21,662+83.7% | Added |
| Penbrook Management LLC | 47,310 | $6.30M | 4.83% | −365−0.8% | Reduced |
| M&G Investment Management Ltd | 46,805 | $6.23M | 0.03% | +46,805 | New |
| Janus Henderson Group PLC | 45,311 | $6.04M | 0.00% | +5,036+12.5% | Added |
| State of Wisconsin Investment Board | 43,450 | $5.79M | 0.02% | −6,867−13.6% | Reduced |
| UBS Asset Management Americas Inc | 43,351 | $5.78M | 0.00% | +43,351 | New |
| Castellan Group, LLC | 43,145 | $5.75M | 3.93% | −11,970−21.7% | Reduced |
| Great West Life Assurance Co | 41,820 | $5.57M | 0.01% | −2,447−5.5% | Reduced |
| California State Teachers Retirement System | 41,016 | $5.47M | 0.01% | −773−1.8% | Reduced |
| ClariVest Asset Management LLC | 40,702 | $5.42M | 0.24% | −16,955−29.4% | Reduced |
| Twinbeech Capital LP | 39,814 | $5.31M | 0.11% | +39,814 | New |
| Credit Suisse AG | 39,161 | $5.22M | 0.01% | −3,637−8.5% | Reduced |
| Trexquant Investment LP | 37,142 | $4.95M | 0.14% | +34,027+1,092.4% | Added |
| Clark Capital Management Group, Inc. | 36,229 | $4.83M | 0.05% | +331+0.9% | Added |
| California Public Employees Retirement System | 36,040 | $4.80M | 0.00% | +36,040 | New |
| Barclays PLC | 35,910 | $4.79M | 0.00% | +1,659+4.8% | Added |
| Los Angeles Capital Management LLC | 35,354 | $4.71M | 0.02% | −17,727−33.4% | Reduced |
| S Squared Technology, LLC | 35,293 | $4.70M | 2.79% | −100,000−73.9% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 34,703 | $4.62M | 0.04% | −453−1.3% | Reduced |
| Renaissance Technologies LLC | 34,599 | $4.61M | 0.01% | +34,599 | New |
| Susquehanna Fundamental Investments, LLC | 33,592 | $4.48M | 0.10% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 33,399 | $4.45M | 0.01% | +23,058+223.0% | Added |
| Castleark Management LLC | 33,350 | $4.44M | 0.22% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 33,100 | $4.41M | 0.01% | +875+2.7% | Added |
| G2 Investment Partners Management LLC | 33,100 | $4.41M | 1.27% | +3,100+10.3% | Added |
| Thrivent Financial for Lutherans | 32,480 | $4.33M | 0.01% | −1,215−3.6% | Reduced |
| Bank of America Corp | 32,366 | $4.31M | 0.00% | −39,667−55.1% | Reduced |
| Stifel Financial Corp | 30,739 | $4.10M | 0.01% | +1,387+4.7% | Added |
| Teachers Retirement System of the State of Kentucky | 29,481 | $3.93M | 0.04% | −9,554−24.5% | Reduced |
| Texas Permanent School Fund | 29,393 | $3.92M | 0.04% | +7,309+33.1% | Added |
| EAM Investors, LLC | 29,190 | $3.89M | 0.76% | −2,920−9.1% | Reduced |
| Susquehanna International Group, LLP | 28,733 | $3.83M | 0.01% | −78−0.3% | Reduced |
| Gotham Asset Management, LLC | 28,481 | $3.80M | 0.09% | −5,660−16.6% | Reduced |
| First Eagle Investment Management, LLC | 27,398 | $3.65M | 0.01% | −36,900−57.4% | Reduced |
| CFM Wealth Partners LLC | 27,118 | $3.61M | 1.00% | −46−0.2% | Reduced |