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ACM Research Inc
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78.470USD
-0.180-0.23%
Close 07-31 16:00（ET）Quotes delayed by 15 min
5.20BMarket Cap
55.79P/E TTM
Shareholding Stats
Updated: Thu, May 14
Updated: Thu, May 14
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
BlackRock Institutional Trust Company, N.A.
11.28%
Pudong Science and Technology (Cayman) Co., Ltd.
5.24%
Shanghai Science and Technology Venture Capital Co., Ltd.
3.65%
Vanguard Capital Management, LLC
3.53%
Vanguard Portfolio Management, LLC
3.44%
Other
72.86%
Shareholders
Shareholders
Proportion
BlackRock Institutional Trust Company, N.A.
11.28%
Pudong Science and Technology (Cayman) Co., Ltd.
5.24%
Shanghai Science and Technology Venture Capital Co., Ltd.
3.65%
Vanguard Capital Management, LLC
3.53%
Vanguard Portfolio Management, LLC
3.44%
Other
72.86%
Shareholder Types
Shareholders
Proportion
Investment Advisor
51.52%
Investment Advisor/Hedge Fund
21.09%
Corporation
9.30%
Individual Investor
4.24%
Hedge Fund
3.86%
Research Firm
3.73%
Bank and Trust
1.76%
Pension Fund
1.25%
Family Office
0.33%
Other
2.92%
Institutional Shareholding
Updated: Wed, Apr 1
Updated: Wed, Apr 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2026Q1
636
51.21M
83.65%
-5.45M
2025Q4
570
45.00M
88.69%
-115.64K
2025Q3
584
45.22M
92.08%
+3.82M
2025Q2
550
41.66M
88.35%
+999.00K
2025Q1
513
39.59M
86.96%
-10.95M
2024Q4
465
39.37M
80.08%
+3.83M
2024Q3
458
33.86M
85.75%
-1.16M
2024Q2
441
34.97M
86.45%
+557.85K
2024Q1
406
34.34M
84.62%
-13.11M
2023Q4
378
34.55M
82.50%
+2.30M
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
BlackRock Institutional Trust Company, N.A.
7.23M
11.92%
+238.78K
+3.41%
Dec 31, 2025
Pudong Science and Technology (Cayman) Co., Ltd.
3.36M
5.53%
--
--
Oct 25, 2024
Shanghai Science and Technology Venture Capital Co., Ltd.
2.34M
3.85%
-1.10M
-31.99%
Oct 25, 2024
State Street Investment Management (US)
1.96M
3.23%
-32.21K
-1.62%
Dec 31, 2025
Triata Capital Limited
1.93M
3.18%
-73.31K
-3.66%
Dec 31, 2025
Southeastern Asset Management, Inc.
1.68M
2.77%
+194.49K
+13.09%
Dec 31, 2025
Geode Capital Management, L.L.C.
1.34M
2.21%
+19.40K
+1.47%
Dec 31, 2025
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
ProShares Nanotechnology ETF
4.96%
Matthews China Discovery Active ETF
4.06%
State Street SPDR FactSet Innovative Technolgy ETF
2.76%
Inspire Fidelis Multi Factor ETF
1.18%
Invesco S&P SmallCap Information Technology ETF
0.99%
First Trust Small Cap Growth AlphaDEX Fund
0.72%
Principal U.S. Small-Cap ETF
0.5%
WisdomTree US SmallCap Fund
0.47%
Invesco Dorsey Wright SmallCap Momentum ETF
0.44%
AAM Sawgrass US Small Cap Quality Growth ETF
0.44%
View more
ProShares Nanotechnology ETF
Proportion4.96%
Matthews China Discovery Active ETF
Proportion4.06%
State Street SPDR FactSet Innovative Technolgy ETF
Proportion2.76%
Inspire Fidelis Multi Factor ETF
Proportion1.18%
Invesco S&P SmallCap Information Technology ETF
Proportion0.99%
First Trust Small Cap Growth AlphaDEX Fund
Proportion0.72%
Principal U.S. Small-Cap ETF
Proportion0.5%
WisdomTree US SmallCap Fund
Proportion0.47%
Invesco Dorsey Wright SmallCap Momentum ETF
Proportion0.44%
AAM Sawgrass US Small Cap Quality Growth ETF
Proportion0.44%