ACLS · Company research
Axcelis Technologies Inc (ACLS): Ownership & Institutional Holders
Reported institutional positions. Filing dates and sources matter.
RESEARCH CONTEXT
Understand the numbers
Reported institutional positions. Filing dates and sources matter. Use period, currency, units and source fields when interpreting values.
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Ownership & Institutional Holders data
Database-backed records only
| holder name | cik | period end | shares held | market value | ownership percent | shares change | shares change percent | filing date | data source |
|---|---|---|---|---|---|---|---|---|---|
| Maytree Asset Management Ltd | 1869683 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5012 | 949523 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| Goldstream Capital Management Ltd | 1872787 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4341 | 822402 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Davis Capital Management | 1811806 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2 | 379 | — | — | — | Jul 16, 2026 | SEC_13F_DATASET |
| Bayforest Capital Ltd | 2048423 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 103 | 19513 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| Holocene Advisors, LP | 1700574 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 9616 | 1821751 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| FIDUCIARY FINANCIAL ADVISORS | 2116119 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6 | 947 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Invesco Ltd. | 914208 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 259412 | 49145603 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MetLife Investment Management, LLC | 1529735 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 18260 | 3459357 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Private Wealth Management Group, LLC | 2011342 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 71 | 13451 | — | — | — | Jul 27, 2026 | SEC_13F_DATASET |
| Allspring Global Investments Holdings, LLC | 1890906 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 218903 | 39036972 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Firsthand Capital Management, Inc. | 1476179 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4000 | 757800 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Handelsbanken Fonder AB | 1398318 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 9300 | 1762 | — | — | — | Jul 10, 2026 | SEC_13F_DATASET |
| SG Americas Securities, LLC | 1313360 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3649 | 691 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Investors Portfolio Services LLC | 2073833 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8 | 1516 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| UMB Bank, n.a. | 933429 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 240 | 45468 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Rossby Financial, LCC | 2056510 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14 | 2652 | — | — | — | Aug 4, 2026 | SEC_13F_DATASET |
| D.A. DAVIDSON & CO. | 1080107 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2300 | 435735 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| Grantham, Mayo, Van Otterloo & Co. LLC | 1352662 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 135580 | 25685631 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| ProShare Advisors LLC | 1357955 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14001 | 2652491 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| State of New Jersey Common Pension Fund D | 1483066 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 9936 | 1882375 | — | — | — | Aug 4, 2026 | SEC_13F_DATASET |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6715434 | 35447 | — | — | — | Aug 24, 2026 | SEC_13F_DATASET |
| Walleye Capital LLC | 1758720 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1800 | 341010 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| GILPIN WEALTH MANAGEMENT, LLC | 2058144 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3 | 569 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| Tactive Advisors, LLC | 2002409 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2080 | 394056 | — | — | — | Jul 9, 2026 | SEC_13F_DATASET |
| Walleye Trading LLC | 1388391 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1800 | 341010 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| SAGE RHINO CAPITAL LLC | 1771605 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1433 | 271482 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| RHUMBLINE ADVISERS | 1115418 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 76372 | 14468650 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| TRB Wealth Management, LLC | 2130988 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2176 | 412243 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| WELLS FARGO & COMPANY/MN | 72971 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 29787 | 5643147 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Corient Private Wealth LP | 1948780 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7705 | 1459715 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Allworth Financial LP | 1555170 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 811 | 153644 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Retirement Wealth Solutions LLC | 2044741 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17 | 3221 | — | — | — | Jul 7, 2026 | SEC_13F_DATASET |
| CITIGROUP INC | 831001 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 180237 | 34145900 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| KENNEDY CAPITAL MANAGEMENT LLC | 884589 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 95038 | 18004949 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Keating Financial Advisory Services, Inc. | 2103443 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 227 | 43005 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Noble Wealth Management PBC | 2055065 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5 | 947 | — | — | — | Jul 1, 2026 | SEC_13F_DATASET |
| GAMMA Investing LLC | 2010235 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2887 | 546942 | — | — | — | Jul 7, 2026 | SEC_13F_DATASET |
| Navigoe, LLC | 2056100 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2 | 0 | — | — | — | Jul 31, 2026 | SEC_13F_DATASET |
| PROFUND ADVISORS LLC | 1129919 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1636 | 309940 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Silver Grove Financial Group, Inc. | 2111172 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 26 | 4926 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Callan Family Office, LLC | 1938970 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2568 | 486508 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| USS Investment Management Ltd | 1587381 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1600 | 303384 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Calamos Advisors LLC | 1316507 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2868 | 543343 | — | — | — | Jul 31, 2026 | SEC_13F_DATASET |
| NICOLET BANKSHARES INC | 1174850 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1193 | 226013 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| PRIMECAP MANAGEMENT CO/CA/ | 763212 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 610451 | 115649942 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC | 922127 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3520 | 666864 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| CENTRAL TRUST Co | 44365 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 409 | 77486 | — | — | — | Jul 31, 2026 | SEC_13F_DATASET |
| Vanguard Personalized Indexing Management, LLC | 1767306 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 9690 | 1835771 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Strengthening Families & Communities, LLC | 1921196 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 25 | 4736 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| TEACHER RETIREMENT SYSTEM OF TEXAS | 796848 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3010 | 570245 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| DNB Asset Management AS | 1456670 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1438 | 272429 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| FIRST TRUST ADVISORS LP | 1125816 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 123278 | 23355017 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| VIRTUS ADVISERS, LLC | 1587281 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1765 | 334379 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| GOLDMAN SACHS GROUP INC | 886982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 127545 | 24163400 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| WEALTH EFFECTS LLC | 1907254 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3561 | 674631 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| AdvisorNet Financial, Inc | 1409362 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 265 | 50204 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| Ensign Peak Advisors, Inc | 1454984 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1816 | 344041 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Kilter Group LLC | 2058915 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 47 | 8905 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| ABN AMRO INVESTMENT SOLUTIONS | 2080520 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 20103 | 3808513 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| TrinityBridge Ltd | 1718570 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 40 | 8 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Larson Financial Group LLC | 1731061 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1612 | 305393 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SBI Securities Co., Ltd. | 1851815 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1325 | 251021 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| Signature Equity Partners, LLC | 2109813 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 60 | 11367 | — | — | — | Jul 30, 2026 | SEC_13F_DATASET |
| Point72 Asset Management, L.P. | 1603466 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3000 | 568350 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Pictet Asset Management Holding SA | 1993888 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4566 | 865029 | — | — | — | Jul 30, 2026 | SEC_13F_DATASET |
| Indiana Trust & Investment Management Co | 1356407 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 160 | 30312 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
| DIMENSIONAL FUND ADVISORS LP | 354204 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 665524 | 126083522 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Quantinno Capital Management LP | 1759654 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 12518 | 2371535 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| CSS LLC/IL | 1103646 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3131 | 593168 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Gotham Asset Management, LLC | 1510387 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10795 | 2045113 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Swiss National Bank | 1582202 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 61600 | 11670120 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| LEAVELL INVESTMENT MANAGEMENT, INC. | 924181 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4491 | 850820 | — | — | — | Jul 21, 2026 | SEC_13F_DATASET |
| COMMONWEALTH EQUITY SERVICES, LLC | 312272 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2477 | 469271 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| Steward Partners Investment Advisory, LLC | 1723397 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8175 | 1548685 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| ROYAL BANK OF CANADA | 1000275 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1675 | 317000 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 1167212 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 35500 | 6725475 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GROUP ONE TRADING LLC | 932540 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 100 | 18945 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Ethic Inc. | 1780570 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1340 | 253863 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| Russell Investments Group, Ltd. | 1692234 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 23818 | 4512377 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| WHITTIER TRUST CO | 1137881 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7 | 980 | — | — | — | Jul 28, 2026 | SEC_13F_DATASET |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.