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.
Superinvestors holding ACLS, Q2 2026
1 superinvestor reports holding Axcelis Technologies Inc on Form 13F, worth $498.3K in total. Weight is Axcelis Technologies Inc's share of each 13F portfolio; actions compare shares with Q1 2026.
| Superinvestor | % of portfolio | Shares | Value | vs. previous quarter |
|---|---|---|---|---|
| Maverick CapitalLee Ainslie | <0.1% | 2,630 | $498.3K | New |
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of ACLS each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q2 2026
1 superinvestor holding at quarter end
Q3 2023
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q2 2023
1 superinvestor holding at quarter end
- Reduced
- Maverick Capital (−47.0%)
Q1 2023
1 superinvestor holding at quarter end
- Reduced
- Maverick Capital (−30.5%)
Q4 2022
1 superinvestor holding at quarter end
- Added
- Maverick Capital (+15.2%)
Q3 2022
1 superinvestor holding at quarter end
Q1 2022
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q4 2021
1 superinvestor holding at quarter end