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ACM Research, Inc.

ACMR
Exchange
Nasdaq
Industry
Special Industry Machinery, NEC
SEC CIK
0001680062

In the last 90 days, ACM Research, Inc. insiders filed 0 open-market purchases and 3 sales; 377 institutions reported holding it in 13F filings for Q2 2026, worth $6.11B in total; 3 superinvestors hold it, including Southeastern Asset Management (Longleaf) and Soros Fund Management.

13F holders, Q3 2024

Institutional positions in ACM Research, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
185
−15 vs. Q2 2024
Shares held
32.3M
+2.83M (+9.6%) vs. Q2 2024
Total value
$656.9M
−$23.2M (−3.4%) vs. Q2 2024
New holders
34
62 more added
Sold out
49
62 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ACMR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2024: 185 institutions
Q1 2021: 94 institutionsQ2 2021: 94 institutionsQ3 2021: 96 institutionsQ4 2021: 100 institutionsQ1 2022: 96 institutionsQ2 2022: 98 institutionsQ3 2022: 117 institutionsQ4 2022: 123 institutionsQ1 2023: 130 institutionsQ2 2023: 122 institutionsQ3 2023: 154 institutionsQ4 2023: 156 institutionsQ1 2024: 200 institutionsQ2 2024: 201 institutionsQ3 2024: 185 institutionsQ4 2024: 183 institutionsQ1 2025: 244 institutionsQ2 2025: 243 institutionsQ3 2025: 260 institutionsQ4 2025: 279 institutionsQ1 2026: 301 institutionsQ2 2026: 377 institutions
Value heldQ3 2024: $656.9M
Q1 2021: $586.5MQ2 2021: $753.5MQ3 2021: $979.6MQ4 2021: $747.5MQ1 2022: $606.7MQ2 2022: $607.2MQ3 2022: $434.9MQ4 2022: $235.2MQ1 2023: $343.6MQ2 2023: $382.7MQ3 2023: $562.8MQ4 2023: $642.8MQ1 2024: $956.1MQ2 2024: $774.0MQ3 2024: $656.9MQ4 2024: $539.4MQ1 2025: $838.6MQ2 2025: $969.2MQ3 2025: $1.63BQ4 2025: $1.79BQ1 2026: $1.74BQ2 2026: $6.11B
Institutions holding ACMR and their total value by quarter
QuarterHoldersValue
Q2 2026377$6.11B
Q1 2026301$1.74B
Q4 2025279$1.79B
Q3 2025260$1.63B
Q2 2025243$969.2M
Q1 2025244$838.6M
Q4 2024183$539.4M
Q3 2024185$656.9M
Q2 2024201$774.0M
Q1 2024200$956.1M
Q4 2023156$642.8M
Q3 2023154$562.8M
Q2 2023122$382.7M
Q1 2023130$343.6M
Q4 2022123$235.2M
Q3 2022117$434.9M
Q2 202298$607.2M
Q1 202296$606.7M
Q4 2021100$747.5M
Q3 202196$979.6M
Q2 202194$753.5M
Q1 202194$586.5M

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q2 2024.

Institutions holding ACMR in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.4,442,283$90.2M0.00%+4,442,283New
Vanguard Group Inc4,134,148$83.9M0.00%+229,759+5.9%Added
Morgan Stanley1,791,447$36.4M0.00%+651,740+57.2%Added
Fuller & Thaler Asset Management, Inc.1,268,974$25.8M0.10%+138,012+12.2%Added
Invesco Ltd.1,186,346$24.1M0.00%+109,463+10.2%Added
Geode Capital Management, LLC1,180,741$24.0M0.00%+26,620+2.3%Added
Panview Asian Equity Master Fund1,167,199$23.7M5.51%+504,000+76.0%Added
State Street Corp1,150,455$23.4M0.00%−765−0.1%Reduced
Steamboat Capital Partners, LLC979,008$19.9M6.26%+279,800+40.0%Added
Pertento Partners LLP969,293$19.7M2.39%00.0%Unchanged
Portolan Capital Management, LLC921,451$18.7M1.36%+65,616+7.7%Added
Voloridge Investment Management, LLC740,441$15.0M0.05%−108,880−12.8%Reduced
Yiheng Capital Management, L.P.666,304$13.5M2.50%+220,200+49.4%Added
Millennium Management LLC497,195$10.1M0.01%−426,909−46.2%Reduced
Northern Trust Corp486,290$9.87M0.00%+31,004+6.8%Added
Citadel Advisors LLC485,615$9.86M0.01%−201,058−29.3%Reduced
Oberweis Asset Management Inc416,500$8.45M0.43%−24,630−5.6%Reduced
Charles Schwab Investment Management Inc405,858$8.24M0.00%+13,879+3.5%Added
Nuveen Asset Management, LLC405,736$8.24M0.00%−145,362−26.4%Reduced
Norges Bank388,800$7.89M0.00%−113,300−22.6%Reduced
Citigroup Inc340,207$6.91M0.01%+27,178+8.7%Added
Goldman Sachs Group Inc321,012$6.52M0.00%−230,045−41.7%Reduced
Kerrisdale Advisers, LLC299,318$6.08M2.07%+299,318New
Oasis Management Co Ltd.287,879$5.84M2.14%+75,879+35.8%Added
Osterweis Capital Management Inc285,256$5.79M0.29%+49,855+21.2%Added
Matthews International Capital Management LLC283,730$5.76M0.95%−76,401−21.2%Reduced
Trexquant Investment LP272,248$5.53M0.07%+154,360+130.9%Added
AQR Capital Management LLC257,001$5.22M0.01%+78,541+44.0%Added
Russell Investments Group, Ltd.249,999$5.07M0.01%−52,309−17.3%Reduced
Deutsche Bank AG230,199$4.67M0.00%−46,984−17.0%Reduced
Susquehanna International Group, LLP229,253$4.65M0.01%−106,148−31.6%Reduced
Qube Research & Technologies Ltd216,156$4.39M0.01%−140,458−39.4%Reduced
LPL Financial LLC213,309$4.33M0.00%+43,265+25.4%Added
Hussman Strategic Advisors, Inc.210,000$4.26M1.05%00.0%Unchanged
Ameriprise Financial Inc204,739$4.16M0.00%−18,145−8.1%Reduced
Bank of New York Mellon Corp188,885$3.83M0.00%−46,975−19.9%Reduced
Algert Global LLC177,885$3.61M0.10%+149,670+530.5%Added
ClariVest Asset Management LLC131,914$3.04M0.31%00.0%Unchanged
Barclays PLC137,584$2.79M0.00%+53,319+63.3%Added
JPMorgan Chase & Co134,171$2.72M0.00%−705,714−84.0%Reduced
Squarepoint Ops LLC129,491$2.63M0.01%−10,794−7.7%Reduced
Richard P Slaughter Associates Inc127,810$2.59M0.60%+62,247+94.9%Added
Balyasny Asset Management LLC125,435$2.55M0.01%+125,435New
Pinpoint Asset Management Ltd122,717$2.49M0.53%−4,544−3.6%Reduced
Carmignac Gestion117,607$2.39M0.04%+117,607New
Janus Henderson Group PLC117,125$2.38M0.00%+2,832+2.5%Added
Bank of America Corp111,103$2.26M0.00%−116,979−51.3%Reduced
American Century Companies Inc108,780$2.21M0.00%−1,519−1.4%Reduced
Jane Street Group, LLC107,129$2.17M0.00%+8,079+8.2%Added
UBS Group AG100,078$2.03M0.00%−240,449−70.6%Reduced
Swiss National Bank94,600$1.92M0.00%+6,800+7.7%Added
Calamos Advisors LLC92,630$1.88M0.01%+22,983+33.0%Added
Ossiam85,400$1.73M0.03%00.0%Unchanged
UBS Asset Management Americas Inc77,362$1.57M0.00%−10,491−11.9%Reduced
Rhumbline Advisers73,150$1.48M0.00%−3,304−4.3%Reduced
Gsa Capital Partners LLP71,805$1.46M0.11%+12,185+20.4%Added
Jackson Creek Investment Advisors LLC67,881$1.38M0.41%+15,187+28.8%Added
Rice Hall James & Associates, LLC63,506$1.29M0.07%−721−1.1%Reduced
ExodusPoint Capital Management, LP63,433$1.29M0.01%+49,870+367.7%Added
Mitsubishi UFJ Trust & Banking Corp62,303$1.26M0.00%−13,669−18.0%Reduced
State of Wisconsin Investment Board61,444$1.25M0.00%−22,000−26.4%Reduced
Point72 Hong Kong Ltd59,186$1.20M0.09%−215,322−78.4%Reduced
Atom Investors LP55,006$1.12M0.12%−50,722−48.0%Reduced
Janney Montgomery Scott LLC52,038$1.06M0.00%+52,038New
Fox Run Management, L.L.C.51,394$1.04M0.23%+26,888+109.7%Added
Alliancebernstein L.P.48,540$985.4K0.00%00.0%Unchanged
Capula Management Ltd48,331$981.1K0.01%+48,331New
IMC-Chicago, LLC47,973$973.9K0.03%+12,676+35.9%Added
Wells Fargo & Company47,317$960.5K0.00%+635+1.4%Added
Legal & General Group Plc46,149$936.8K0.00%+139+0.3%Added
California State Teachers Retirement System45,980$933.4K0.00%+1,765+4.0%Added
Two Sigma Investments, LP44,519$903.7K0.00%−5,166−10.4%Reduced
Eschler Asset Management LLP44,401$901.3K1.35%+44,401New
Dodge & Cox43,000$872.9K0.00%+43,000New
Advisor Group Holdings, Inc.41,528$843.0K0.00%+20,144+94.2%Added
Comerica Bank39,280$797.4K0.00%00.0%Unchanged
Total Clarity Wealth Management, Inc.38,950$790.7K0.25%−500−1.3%Reduced
BNP Paribas Arbitrage, SA38,249$776.5K0.00%+11,791+44.6%Added
Kendall Capital Management38,085$773.1K0.24%+24,925+189.4%Added
Zurcher Kantonalbank (Zurich Cantonalbank)36,123$733.3K0.00%+25,963+255.5%Added
Simplex Trading, LLC34,826$706.0K0.02%−15,439−30.7%Reduced
XTX Topco Ltd34,504$700.4K0.05%+34,504New
NorthCrest Asset Manangement, LLC33,782$685.8K0.02%−20.0%Reduced
Price T Rowe Associates Inc33,236$675.0K0.00%+489+1.5%Added
Engineers Gate Manager LP33,123$672.4K0.01%+5,269+18.9%Added
Franklin Resources Inc28,098$599.3K0.00%−106,989−79.2%Reduced
MetLife Investment Management28,922$587.1K0.00%00.0%Unchanged
Mirae Asset Global ETFs Holdings Ltd.27,935$567.1K0.00%+3,530+14.5%Added
Corebridge Financial, Inc.27,239$553.0K0.00%−168−0.6%Reduced
Gilder Gagnon Howe & Co LLC26,275$533.4K0.01%−255−1.0%Reduced
Summit Global Investments25,878$525.0K0.03%−432−1.6%Reduced
Connective Capital Management, LLC27,562$518.0K0.48%+13,534+96.5%Added
Vaughan Nelson Investment Management, L.P.23,760$482.0K0.00%+23,760New
Ensign Peak Advisors, Inc23,714$481.4K0.00%00.0%Unchanged
Jefferies Financial Group Inc.23,645$480.0K0.01%+23,645New
HSBC Holdings PLC22,803$465.6K0.00%+13,921+156.7%Added
Allspring Global Investments Holdings, LLC22,825$463.3K0.00%−385,310−94.4%Reduced
Corton Capital Inc.22,777$462.4K0.22%+13,087+135.1%Added
Los Angeles Capital Management LLC22,317$453.0K0.00%−750−3.3%Reduced
Alps Advisors Inc21,847$443.5K0.00%+9,727+80.3%Added