BEVERLY, MA
AXCELIS TECHNOLOGIES INCACLS— Latest position per institution from SEC 13F filings
15
Institutional holders
38.89M
Total shares held
5.35B
Estimated value
1.94M
Avg. position size
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
6.72M
Value
35.45K
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
5.81M
Value
825.67M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
5.03M
Value
952.83M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
4.13M
Value
781.65M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
4.12M
Value
331.20M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
2.48M
Value
469.62M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.39M
Value
262.68M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
1.23M
Value
233.18M
Filed
Jun 30, 2026
VICTORY CAPITAL MANAGEMENT INC
CIK 1040188
Shares
1.13M
Value
214.84M
Filed
Jun 30, 2026
REINHART PARTNERS, LLC.
CIK 1080298
Shares
928.66K
Value
175.94M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
833.61K
Value
157.96M
Filed
Jun 30, 2026
BNP PARIBAS ASSET MANAGEMENT HOLDING S.A.
CIK 1520354
Shares
803.15K
Value
152.16M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
709.27K
Value
134.35M
Filed
Jun 30, 2026
BALYASNY ASSET MANAGEMENT L.P.
CIK 1218710
Shares
616.20K
Value
116.74M
Filed
Jun 30, 2026
PRIMECAP MANAGEMENT CO/CA/
CIK 763212
Shares
610.45K
Value
115.65M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
527.72K
Value
99.98M
Filed
Jun 30, 2026
WHALE ROCK CAPITAL MANAGEMENT LLC
CIK 1387322
Shares
517.06K
Value
84.31M
Filed
Sep 30, 2023
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
483.53K
Value
78.84M
Filed
Sep 30, 2023
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
416.23K
Value
78.85M
Filed
Jun 30, 2026
SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P.
CIK 1812095
Shares
416.23K
Value
78.85M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 6.72M | 35.45K | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 5.81M | 825.67M | Jun 30, 2024 |
| 3 | BLACKROCK, INC. | 2012383 | 5.03M | 952.83M | Jun 30, 2026 |
| 4 | FMR LLC | 315066 | 4.13M | 781.65M | Jun 30, 2026 |
| 5 | VANGUARD GROUP INC | 102909 | 4.12M | 331.20M | Dec 31, 2025 |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 2.48M | 469.62M | Jun 30, 2026 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.39M | 262.68M | Jun 30, 2026 |
| 8 | STATE STREET CORP | 93751 | 1.23M | 233.18M | Jun 30, 2026 |
| 9 | VICTORY CAPITAL MANAGEMENT INC | 1040188 | 1.13M | 214.84M | Jun 30, 2026 |
| 10 | REINHART PARTNERS, LLC. | 1080298 | 928.66K | 175.94M | Jun 30, 2026 |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 833.61K | 157.96M | Jun 30, 2026 |
| 12 | BNP PARIBAS ASSET MANAGEMENT HOLDING S.A. | 1520354 | 803.15K | 152.16M | Jun 30, 2026 |
| 13 | DIMENSIONAL FUND ADVISORS LP | 354204 | 709.27K | 134.35M | Jun 30, 2026 |
| 14 | BALYASNY ASSET MANAGEMENT L.P. | 1218710 | 616.20K | 116.74M | Jun 30, 2026 |
| 15 | PRIMECAP MANAGEMENT CO/CA/ | 763212 | 610.45K | 115.65M | Jun 30, 2026 |
| 16 | INVESCO LTD. | 914208 | 527.72K | 99.98M | Jun 30, 2026 |
| 17 | WHALE ROCK CAPITAL MANAGEMENT LLC | 1387322 | 517.06K | 84.31M | Sep 30, 2023 |
| 18 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 483.53K | 78.84M | Sep 30, 2023 |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 416.23K | 78.85M | Jun 30, 2026 |
| 20 | SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 1812095 | 416.23K | 78.85M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.