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Of the 12 tracked institutions holding ACMR, 6 have a 3-year clone track record — 5 of them beat the S&P. Average holder's clone alpha: +5.4pt. It's a gauge of who owns the name, not just how many.
Among the 12 tracked institutional investors we monitor, ACMR (ACM RESH INC) is held with a combined value of $663.85M across 16,857,699 shares. The largest holder is BlackRock, Inc. with a position worth $314.20M. Magnetar Financial LLC opened a new position in the most recent quarter. 7 funds increased their holdings. 4 funds reduced their position.
Total Institutional Value
$663.85M
Total Shares Held
16,857,699
Institutional Holders
12
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $314.20M | 0.01% | +1.2% |
| 2 | VANGUARD GROUP INC | $196.15M | 0.00% | +2.6% |
| 3 | STATE STREET CORP | $78.94M | 0.00% | +2.5% |
| 4 | FMR LLC | $24.76M | 0.00% | -21.7% |
| 5 | AQR CAPITAL MANAGEMENT LLC | $12.73M | 0.01% | -5.9% |
| 6 | Point72 Asset Management, L.P. | $12.00M | 0.02% | +94.9% |
| 7 | PRICE T ROWE ASSOCIATES INC /MD/ | $8.54M | 0.00% | +358.2% |
| 8 | CITADEL ADVISORS LLC | $8.00M | 0.01% | +42.2% |
| 9 | RENAISSANCE TECHNOLOGIES LLC | $4.82M | 0.01% | -1.5% |
| 10 | MILLENNIUM MANAGEMENT LLC | $2.58M | 0.00% | +179.0% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of ACMR with a position worth $314.20M, representing 0.01% of their portfolio. In total, 12 institutional investors hold ACMR with a combined value of $663.85M.
In the most recent quarter, 1 fund opened a new position in ACMR. Additionally, 7 increased their holdings and 4 reduced their positions.
Institutional investors hold $663.85M worth of ACMR stock across 12 positions. The largest institutional holder is BlackRock, Inc. with $314.20M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For ACMR, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their ACMR positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$84.32
2026-07-24
YTD
+87.9%
59% of 52-week range
