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, Q2 2023
Institutional positions in Axcelis Technologies Inc as of Jun 30, 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
- 406
- +28 vs. Q1 2023
- Shares held
- 29.5M
- +485.7K (+1.7%) vs. Q1 2023
- Total value
- $5.41B
- +$1.54B (+39.9%) vs. Q1 2023
- New holders
- 76
- 114 more added
- Sold out
- 48
- 161 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Axcelis Technologies Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dimensional Fund Advisors LP | 941,079 | $172.5M | 0.05% | −86,528−8.4% | Reduced |
| Primecap Management Co | 1,077,146 | $197.5M | 0.17% | −88,080−7.6% | Reduced |
| FMR LLC | 1,083,073 | $198.6M | 0.02% | +42,564+4.1% | Added |
| State Street Corp | 1,123,612 | $206.0M | 0.01% | +17,839+1.6% | Added |
| Vanguard Group Inc | 3,984,538 | $730.5M | 0.02% | +460,646+13.1% | Added |
| BlackRock Inc. | 5,533,573 | $1.01B | 0.03% | +98,534+1.8% | Added |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −62,325−100.0% | Sold out |
| M&G Investment Management Ltd | 0 | $0 | 0.00% | −46,805−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −39,814−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −37,142−100.0% | Sold out |
| S Squared Technology, LLC | 0 | $0 | 0.00% | −35,293−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −24,509−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −24,160−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −22,012−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −21,609−100.0% | Sold out |
| CIBC World Markets Inc. | 0 | $0 | 0.00% | −19,655−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −16,463−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −11,475−100.0% | Sold out |
| Syntal Capital Partners, LLC | 0 | $0 | 0.00% | −11,057−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −10,417−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −10,088−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −9,628−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −9,481−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −7,692−100.0% | Sold out |
| Millrace Asset Group, Inc. | 0 | $0 | 0.00% | −6,352−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −5,062−100.0% | Sold out |
| Diversified Trust Co | 0 | $0 | 0.00% | −4,390−100.0% | Sold out |
| Cornerstone Investment Partners, LLC | 0 | $0 | 0.00% | −4,286−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −3,343−100.0% | Sold out |
| D.A. Davidson & Co. | 0 | $0 | 0.00% | −3,100−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −3,048−100.0% | Sold out |
| Quantamental Technologies LLC | 0 | $0 | 0.00% | −2,738−100.0% | Sold out |
| Mercer Global Advisors Inc | 0 | $0 | 0.00% | −2,236−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −2,078−100.0% | Sold out |
| Alterna Wealth Management, Inc | 0 | $0 | 0.00% | −1,889−100.0% | Sold out |
| Teza Capital Management LLC | 0 | $0 | 0.00% | −1,870−100.0% | Sold out |
| BI Asset Management Fondsmaeglerselskab A/S | 0 | $0 | 0.00% | −1,757−100.0% | Sold out |
| Origin Asset Management LLP | 0 | $0 | 0.00% | −1,619−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −1,621−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −1,506−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −320−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −264−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −263−100.0% | Sold out |
| Optimum Investment Advisors | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −239−100.0% | Sold out |
| Sageworth Trust Co of South Dakota | 0 | $0 | 0.00% | −61−100.0% | Sold out |
| Kistler-Tiffany Companies, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Sageworth Trust Co | 0 | $0 | 0.00% | −46−100.0% | Sold out |
| Robbins Farley LLC | 0 | $0 | 0.00% | −37−100.0% | Sold out |
| Tucker Asset Management LLC | 0 | $0 | 0.00% | −37−100.0% | Sold out |
| Schubert & Co | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Steward Financial Group LLC | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Ellevest, Inc. | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Fortis Capital Advisors, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Kula Investments, LLC | – | – | – | – | Not filed |