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; 443 institutions reported holding it in 13F filings for Q2 2026, worth $5.85B in total; Maverick Capital is the only superinvestor holding it.
Q4 2025 vs. Q3 2025
How the institutions holding Axcelis Technologies Inc changed between Q3 2025 and Q4 2025.
All holders in Q4 2025All holders in Q3 2025
| Measure | Q3 2025 | Of which not filed for Q4 2025 | Q4 2025 | Change |
|---|---|---|---|---|
| Holders | 362 | 5 | 373 | +16 |
| Shares | 30.4M | 57.0K | 31.3M | +955.3K (+3.1%) |
| Value | $2.96B | $5.57M | $2.52B | −$433.0M (−14.7%) |
5 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (67)
Institutions that held Axcelis Technologies Inc at the end of Q4 2025 but not at the end of Q3 2025.
Sold out (51)
Institutions that held Axcelis Technologies Inc at the end of Q3 2025 and filed for Q4 2025 without it.
Not filed for Q4 2025 yet (5)
Institutions that held Axcelis Technologies Inc at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| AXA Investment Managers S.A. | 52,179 | $5.09M |
| CIBC Bancorp USA Inc. | 3,437 | $335.6K |
| Shell Asset Management Co | 1,275 | $124.0K |
| Optimum Investment Advisors | 135 | $13.2K |
| Hemington Wealth Management | 11 | $1.00K |