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ACMR Institutional Ownership

Top institutional (13F) holders of ACMR and 5%+ (13D/G) positions, sourced from SEC EDGAR.

Institutional owners
46
Institutional value
$4.31B
Top holder
BlackRock, Inc.

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Top holders

HolderFiledValue
BlackRock, Inc.holding companyAug 7, 2026$1.1B
Vanguard Portfolio Managementinvestment advisorAug 13, 2026$425.01M
Vanguard Capital Managementinvestment advisorAug 13, 2026$312.5M
Capital World Investorsinvestment advisorAug 12, 2026$304.29M
STATE STREET CORPORATIONholding companySep 22, 2026$277.67M
JANE STREET GROUP, LLCholding companyAug 14, 2026$183.83M
SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisorAug 14, 2026$151.87M
Invesco Ltd.holding companyAug 14, 2026$148.47M
CITADEL ADVISORS LLCinvestment advisorSep 1, 2026$136.37M
GEODE CAPITAL MANAGEMENT, LLCinvestment advisorNov 6, 2026$124.32M
MORGAN STANLEYholding companyAug 13, 2026$88.85M
Dimensional Fund Advisors LPinvestment advisorNov 4, 2026$85.35M
FMR LLCinvestment advisorAug 13, 2026$85.29M
Capital International Investorsinvestment advisorAug 12, 2026$79.11M
T. Rowe Price Associates, Inc.investment advisorAug 14, 2026$75.07M
NORTHERN TRUST CORPinvestment advisorAug 13, 2026$72.22M
CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisorAug 14, 2026$66.84M
BANK OF AMERICA CORP /DE/holding companyAug 14, 2026$60.87M
UBS Group AGbankAug 13, 2026$57.25M
Point72 Asset Management, L.P.investment advisorAug 14, 2026$54.37M
GOLDMAN SACHS GROUP INCinvestment advisorAug 14, 2026$54.09M
AQR CAPITAL MANAGEMENT LLCinvestment advisorAug 14, 2026$39.87M
RENAISSANCE TECHNOLOGIES LLCinvestment advisorAug 13, 2026$29.16M
TWO SIGMA INVESTMENTS, LPinvestment advisorAug 14, 2026$28.73M
Bank of New York Mellon Corpholding companyNov 5, 2026$26.61M

5%+ holders

Current stakes of 5% or more from Schedule 13D and 13G filings. A joint filing shows once, under its lead filer.

No current 5%+ holders of ACMR on file.

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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.