ACM Research Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of 813?
Owner Type	Number of Shares	Ownership Percentage
VC/PE Firms	6,797,238	10.9%
Individual Insiders	7,699,902	12.3%
General Public	13,362,743	21.4%
Institutions	34,610,941	55.4%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 4.1%.

Top Shareholders

Top 25 shareholders own 58.18% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
8.99%	Hui Wang	5,616,666	€98.0m	0%	no data
6.52%	BlackRock, Inc.	4,070,765	€71.1m	2.76%	no data
6.25%	The Vanguard Group, Inc.	3,904,389	€68.2m	-1.99%	no data
5.5%	Shanghai Technology Venture Capital Investment Co., Ltd.	3,438,510	€60.0m	0%	no data
5.38%	Shanghai Pudong Science and Technology Investment Co., Ltd.	3,358,728	€58.6m	0%	15.29%
1.85%	Haiping Dun	1,155,090	€20.2m	0%	no data
1.85%	Geode Capital Management, LLC	1,154,121	€20.1m	7.05%	no data
1.84%	State Street Global Advisors, Inc.	1,151,220	€20.1m	8.07%	no data
1.81%	Fuller & Thaler Asset Management, Inc.	1,130,962	€19.7m	30.1%	0.09%
1.7%	Invesco Capital Management LLC	1,059,811	€18.5m	-15.1%	0.01%
1.66%	Morgan Stanley, Investment Banking and Brokerage Investments	1,035,778	€18.1m	17.2%	no data
1.55%	Pertento Partners LLP	969,293	€16.9m	21.9%	2.38%
1.48%	Millennium Management LLC	924,104	€16.1m	284%	0.01%
1.37%	Portolan Capital Management, LLC	855,835	€14.9m	59%	1.27%
1.36%	Voloridge Investment Management, LLC	849,321	€14.8m	0.98%	0.06%
1.12%	Steamboat Capital Partners, LLC	699,208	€12.2m	-0.11%	4.64%
1.1%	Citadel Advisors LLC	686,673	€12.0m	145%	0.01%
1.06%	Pan View Capital Limited	663,199	€11.6m	80.3%	2.83%
0.95%	JP Morgan Asset Management	594,427	€10.4m	-8.62%	no data
0.93%	SG Capital Management LLC	583,535	€10.2m	0%	1.78%
0.88%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	548,688	€9.6m	-37.1%	no data
0.8%	Norges Bank Investment Management	502,100	€8.8m	73.1%	no data
0.79%	Goldman Sachs Group, Investment Banking and Securities Investments	490,819	€8.6m	0.51%	no data
0.73%	Northern Trust Global Investments	455,286	€7.9m	-1.62%	no data
0.71%	Yiheng Capital Management, L.P.	446,104	€7.8m	-7.31%	0.9%