Acm Research, Inc. ACMR
We take great care to ensure that the data presented and summarized in this overview for ACM Research, Inc. is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding ACMR
View all-
Black Rock Inc. New York, NY4.07MShares$120 Million0.0% of portfolio
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Vanguard Group Inc Valley Forge, PA4.06MShares$120 Million0.0% of portfolio
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Mitsubishi Ufj Trust & Banking Corp Tokyo, M01.65MShares$48.9 Million0.1% of portfolio
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Triata Capital LTD Hong Kong, K31.37MShares$40.6 Million7.24% of portfolio
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Invesco Ltd. Atlanta, GA1.34MShares$39.6 Million0.01% of portfolio
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State Street Corp Boston, MA1.24MShares$36.6 Million0.0% of portfolio
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Geode Capital Management, LLC Boston, MA1.22MShares$36 Million0.0% of portfolio
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Panview Asian Equity Master Fund Central, K31.17MShares$34.5 Million5.52% of portfolio
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Federated Hermes, Inc. Pittsburgh, PA1.07MShares$31.8 Million0.06% of portfolio
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Pertento Partners LLP London, X01.02MShares$30.3 Million3.31% of portfolio
Latest Institutional Activity in ACMR
Top Purchases
Top Sells
About ACMR
ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells single-wafer wet cleaning equipment for enhancing the manufacturing process and yield for integrated chips worldwide. It offers space alternated phase shift technology for flat and patterned wafer surfaces, which employs alternating phases of megasonic waves to deliver megasonic energy in a uniform manner on a microscopic level; timely energized bubble oscillation technology for patterned wafer surfaces at advanced process nodes, which provides cleaning for 2D and 3D patterned wafers; Tahoe technology for delivering cleaning performance using less sulfuric acid and hydrogen peroxide; and electro-chemical plating technology for advanced metal plating. The company markets and sells its products under the Ultra C brand name through direct sales force and third-party representatives. ACM Research, Inc. was incorporated in 1998 and is headquartered in Fremont, California.
Insider Transactions at ACMR
Insider Transaction List
View allDate | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
---|---|---|---|---|---|
Jul 15
2025
|
Tracy Liu |
SELL
Open market or private sale
|
Direct |
15,000
-11.93%
|
$450,000
$30.0 P/Share
|
Jul 15
2025
|
Tracy Liu |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+10.66%
|
$15,000
$1.0 P/Share
|
Jul 07
2025
|
Lisa Feng |
SELL
Open market or private sale
|
Direct |
15,000
-23.08%
|
$420,000
$28.0 P/Share
|
Jul 07
2025
|
Lisa Feng |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+18.75%
|
$75,000
$5.6 P/Share
|
Jun 24
2025
|
Lisa Feng |
SELL
Open market or private sale
|
Direct |
15,000
-23.08%
|
$390,000
$26.0 P/Share
|
Jun 24
2025
|
Lisa Feng |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+18.75%
|
$75,000
$5.6 P/Share
|
May 22
2025
|
David H Wang |
SELL
Open market or private sale
|
Direct |
60,000
-8.19%
|
$1,320,000
$22.63 P/Share
|
May 22
2025
|
David H Wang |
BUY
Exercise of conversion of derivative security
|
Direct |
60,000
+7.57%
|
$60,000
$1.0 P/Share
|
May 21
2025
|
David H Wang |
SELL
Open market or private sale
|
Direct |
70,000
-4.71%
|
$1,610,000
$23.82 P/Share
|
May 21
2025
|
David H Wang |
BUY
Exercise of conversion of derivative security
|
Direct |
70,000
+8.61%
|
$70,000
$1.0 P/Share
|
May 14
2025
|
Mark Mc Kechnie |
SELL
Open market or private sale
|
Direct |
15,000
-94.34%
|
$375,000
$25.22 P/Share
|
May 14
2025
|
Mark Mc Kechnie |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+48.54%
|
$75,000
$5.6 P/Share
|
Mar 17
2025
|
Chenming Hu |
SELL
Open market or private sale
|
Direct |
163,308
-62.02%
|
$4,899,240
$30.0 P/Share
|
Mar 14
2025
|
Haiping Dun |
SELL
Open market or private sale
|
Direct |
9,518
-0.62%
|
$266,504
$28.78 P/Share
|
Mar 13
2025
|
David H Wang |
SELL
Open market or private sale
|
Direct |
37,500
-2.64%
|
$1,012,500
$27.47 P/Share
|
Mar 12
2025
|
Mark Mc Kechnie |
SELL
Open market or private sale
|
Direct |
15,000
-94.34%
|
$405,000
$27.42 P/Share
|
Mar 12
2025
|
Mark Mc Kechnie |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+48.54%
|
$75,000
$5.6 P/Share
|
Mar 12
2025
|
David H Wang |
SELL
Open market or private sale
|
Direct |
37,500
-5.02%
|
$1,012,500
$27.42 P/Share
|
Mar 11
2025
|
David H Wang |
SELL
Open market or private sale
|
Direct |
56,250
-7.0%
|
$1,462,500
$26.57 P/Share
|
Mar 10
2025
|
Haiping Dun |
SELL
Open market or private sale
|
Direct |
15,001
-1.92%
|
$390,026
$26.54 P/Share
|
Last 12 Months Summary
Exercise of conversion of derivative security | 834K shares |
---|
Open market or private sale | 3.02M shares |
---|---|
Payment of exercise price or tax liability | 13.6K shares |