ACM RESH INC

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ACMR·00108J109·US·Common Stock·Technology - Semiconductor Equipment & Materials-13D/G

ACMR (ACM RESH INC) is held by 172 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($1.1B), VANGUARD PORTFOLIO MANAGEMENT LLC ($425M), VANGUARD CAPITAL MANAGEMENT LLC ($312.5M). Net institutional sentiment: Mixed.

172

Holders

(12 Elite)

$5.1B

Total Value

67% (177)

Consensus

118 buying - 59 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)72

Insider (Form 4)60

Activist (13D/13G)43

Congressional (STOCK Act)82

Holder Quality

18

★★★★★

Elite

76

★★★★

Strong

26

★★★

Solid

64

★★

Below

61

★

Weak

Held by 172 funds

12 elite

Who's Trading

Source dates: Price Oct 5, 2026 · Insiders Sep 10, 2026 · Activists Jul 31, 2026 · Congress none

InsiderWHWang David HSell $2.5MSep 9, 2026

InsiderWHWang David HExercise 70K shSep 9, 2026

InsiderWHWang David HSell $85KSep 9, 2026

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Top Holders

Top Holders (172)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	8.7M(+8.5%)	$1.1B	0.0%	+140.98%	35
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	3.3M(+52.0%)	$425M	0.0%	+20.33%	44
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	2.5M(+8.8%)	$312.5M	0.0%	+79.69%	34
Capital World Investors	New	2.4M	$304.3M	0.0%	-34.29%	43
STATE STREET CORP	Increased	2.2M(+9.1%)	$277.7M	0.0%	+135.12%	34
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.5M(+8.5%)	$188.8M	0.0%	+191.75%	33
Invesco Ltd.	Increased	1.2M(+48.7%)	$148.5M	0.0%	+25.40%	42
VAValue Aligned Research Advisors, LLC	Increased	1.1M(+10.3%)	$133.7M	0.3%	—	40
DIMENSIONAL FUND ADVISORS LP	Increased	954,474(+32.8%)	$121.1M	0.0%	+36.76%	39
WCM INVESTMENT MANAGEMENT, LLC	Decreased	917,651(-50.7%)	$109.1M	0.2%	+111.89%	0
MORGAN STANLEY	Decreased	700,185(-41.3%)	$88.8M	0.0%	+154.58%	0
FMR LLC	Increased	672,184(+6.8%)	$85.3M	0.0%	+103.78%	32
FULLER & THALER ASSET MANAGEMENT, INC.	New	639,448	$81.1M	0.2%	-34.29%	49
GGGILDER GAGNON HOWE & CO LLC	Increased	637,058(+794.2%)	$80.8M	0.8%	-28.18%	68
CITADEL ADVISORS LLC	Increased	636,836(+213.1%)	$80.8M	0.0%	-14.05%	48
Capital International Investors	New	623,429	$79.1M	0.0%	-34.29%	41
PRICE T ROWE ASSOCIATES INC /MD/	Increased	591,573(+172.7%)	$75.1M	0.0%	-10.24%	48
NORTHERN TRUST CORP	Increased	569,126(+1.2%)	$72.2M	0.0%	+299.86%	30
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	526,760(+9.5%)	$66.8M	0.0%	+164.65%	32
BANK OF AMERICA CORP /DE/	Increased	479,706(+19.2%)	$60.9M	0.0%	+79.52%	35

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer