ACM Research Ownership | Who Owns ACM Research?
ACM Research Ownership Summary
ACM Research is owned by 58.38% institutional investors, 15.04% insiders, and 26.58% retail investors. Vanguard group is the largest institutional shareholder, holding 6.72% of ACMR shares. H30 FSSA China Growth is the top mutual fund, with 2.60% of its assets in ACM Research shares.
ACMR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | ACM Research | 58.38% | 15.04% | 26.58% |
| Sector | Technology Stocks | 143.99% | 12.56% | -56.55% |
| Idea | Semiconductor Stocks List | 62.65% | 7.35% | 30.01% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 4.20M | 6.72% | $63.44M |
| Blackrock | 4.07M | 6.63% | $93.87M |
| Blackrock funding, inc. /de | 4.11M | 6.42% | $106.35M |
| Mitsubishi ufj trust & banking | 2.30M | 3.60% | $59.63M |
| State street | 1.25M | 2.00% | $18.89M |
| Geode capital management | 1.18M | 1.90% | $17.90M |
| Ubs asset management americas | 1.17M | 1.88% | $17.74M |
| Morgan stanley | 1.14M | 1.86% | $26.28M |
| Southeastern asset management inc/tn/ | 1.19M | 1.85% | $30.71M |
| Invesco | 1.13M | 1.81% | $17.11M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Steamboat capital partners | 579.98K | 4.28% | $15.02M |
| Kerrisdale advisers | 286.50K | 3.87% | $7.42M |
| Panview asian equity master fund | 663.20K | 3.86% | $15.29M |
| Broad bay capital management, lp | 978.65K | 2.98% | $25.35M |
| Pertento partners llp | 1.02M | 2.37% | $26.54M |
| Matthews capital management | 203.51K | 1.85% | $7.96M |
| Southeastern asset management inc/tn/ | 1.19M | 1.55% | $30.71M |
| Oasis management | 376.76K | 1.12% | $9.76M |
| Collaborative management lp | 17.00K | 0.80% | $392.02K |
| Wexford capital lp | 106.44K | 0.77% | $2.76M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Southeastern asset management inc/tn/ | 1.19M | 1.55% | 1.19M |
| Ubs asset management americas | 1.17M | 0.00% | 1.10M |
| Ubs group | 1.13M | 0.00% | 1.03M |
| Mitsubishi ufj trust & banking | 2.30M | 0.14% | 649.12K |
| Lsv asset management | 444.90K | 0.03% | 444.90K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fuller & thaler asset management | - | - | -1.27M |
| Portolan capital management | - | - | -921.45K |
| Point72 hong kong | - | - | -761.16K |
| Point72 asset management | 252.27K | 0.01% | -681.83K |
| Sg capital management | - | - | -583.53K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Southeastern asset management inc/tn/ | 1.19M | 1.55% | 1.19M | $30.71M |
| Lsv asset management | 444.90K | 0.03% | 444.90K | $11.52M |
| Norges bank | 290.00K | 0.00% | 290.00K | $4.38M |
| Hrt financial lp | 205.71K | 0.02% | 205.71K | $5.33M |
| Ubs oconnor | 92.12K | 0.12% | 92.12K | $2.39M |
Sold Out
| Holder | Change |
|---|---|
| Innealta capital | -3.00 |
| Hollencrest capital management | -5.00 |
| Nelson, van denburg & campbell wealth management group | -10.00 |
| Stephens consulting | -15.00 |
| North star investment management | -18.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 261 | -0.38% | 37,343,178 | 4.28% | 58 | 1.82% | 139 | -9.15% | 66 | - |
| Mar 31, 2025 | 258 | 33.68% | 35,754,131 | 0.15% | 56 | 1.73% | 149 | 46.08% | 66 | 17.86% |
| Dec 31, 2024 | 191 | -3.54% | 35,683,262 | 11.73% | 57 | 2.19% | 102 | 12.09% | 54 | -15.63% |
| Sep 30, 2024 | 197 | -9.22% | 31,919,660 | -4.89% | 51 | 1.75% | 92 | -23.97% | 62 | 12.73% |
| Jun 30, 2024 | 216 | 0.47% | 33,561,633 | 3.17% | 54 | 1.91% | 120 | -0.83% | 55 | 1.85% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| H30 FSSA China Growth | 1.66M | 2.60% | -248.84K |
| Vanguard US Total Market Shares ETF | 1.53M | 2.43% | - |
| Vanguard Total Stock Mkt Idx Inv | 1.54M | 2.40% | -34.11K |
| Federated Hermes Asia exJpn Eq R EUR Acc | 1.38M | 2.16% | - |
| Vanguard Information Technology ETF | 1.25M | 1.95% | 12.10K |
| iShares Russell 2000 ETF | 1.22M | 1.90% | - |
| Panview Asian Equity Master Fund | 1.17M | 1.87% | 504.00K |
| Asia Pacific Separately Mangaed Account | 1.01M | 1.58% | 1.01M |
| R51 FSSA China Growth | 806.90K | 1.29% | - |
| Invesco Semiconductors ETF | 714.45K | 1.11% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Sep 17, 2025 | Liu Tracy | - | Sell | $495.00K |
| Sep 18, 2025 | Wang Jian | See remarks | Sell | $1.05M |
| Sep 18, 2025 | Cheav Sotheara | See remarks | Sell | $350.00K |
| Sep 04, 2025 | Wang David H | See Remarks | Sell | $1.59M |
| Sep 03, 2025 | Wang David H | See Remarks | Sell | $1.77M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | - | 11 |
| 2025 Q2 | - | 5 |
| 2025 Q1 | - | 11 |
| 2024 Q4 | - | 23 |
| 2024 Q3 | - | 2 |
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