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ACM Research

277 hedge funds and large institutions have $1.79B invested in ACM Research in 2025 Q4 according to their latest regulatory filings, with 69 funds opening new positions, 94 increasing their positions, 85 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed

57% more first-time investments, than exits

New positions opened: 69 | Existing positions closed: 44

53% more call options, than puts

Call options by funds: $121M | Put options by funds: $79M

11% more repeat investments, than reductions

Existing positions increased: 94 | Existing positions reduced: 85

9% more capital invested

Capital invested by funds: $1.63B → $1.79B (+$151M)

7% more funds holding

Funds holding: 258277 (+19)

4.95% more ownership

Funds ownership: 70.6%75.54% (+4.9%)

0% more funds holding in top 10

Funds holding in top 10: 88 (0)

Holders
277
Holders Change
+19
Holders Change %
+7.36%
% of All Funds
3.37%
Holding in Top 10
8
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.1%
New
69
Increased
94
Reduced
85
Closed
44
Calls
$121M
Puts
$79M
Net Calls
+$42.1M
Net Calls Change
+$1.61M
Name Holding Trade Value Shares
Change
Change in
Stake
RhumbLine Advisers
51
RhumbLine Advisers
Massachusetts
$5.45M -$359K -9,646 -7%
RFWA
52
RPg Family Wealth Advisory
Massachusetts
$5.32M -$810K -21,750 -14%
Legal & General Group
53
Legal & General Group
United Kingdom
$5.29M -$159K -4,271 -3%
Renaissance Technologies
54
Renaissance Technologies
New York
$4.91M -$6.54M -175,486 -59%
BFM
55
Boothbay Fund Management
New York
$4.7M -$2.83M -76,026 -39%
BNP Paribas Financial Markets
56
BNP Paribas Financial Markets
France
$4.48M +$569K +15,273 +16%
Dodge & Cox
57
Dodge & Cox
California
$4.43M -$391K -10,500 -9%
Simplex Trading
58
Simplex Trading
Illinois
$4.38M +$1.34M +35,934 +48%
LPL Financial
59
LPL Financial
California
$4.36M +$649K +17,430 +19%
N
60
Nuveen
North Carolina
$4.24M -$2.07M -55,426 -34%
Group One Trading
61
Group One Trading
Illinois
$4.23M -$1.07M -28,743 -21%
Barclays
62
Barclays
United Kingdom
$4.22M +$382K +10,241 +11%
SBH
63
Segall Bryant & Hamill
Illinois
$4.2M -$53.1K -1,425 -1%
MAMHA
64
MY.Alpha Management HK Advisors
Hong Kong
$4.17M -$9.49M -254,632 -71%
Swiss National Bank
65
Swiss National Bank
Switzerland
$4.14M +$89.4K +2,400 +2%
HF
66
HRT Financial
New York
$3.88M +$2.31M +61,961 +170%
Walleye Trading
67
Walleye Trading
New York
$3.44M -$1.32M -35,375 -29%
UBS AM
68
UBS AM
Illinois
$3.39M +$494K +13,249 +18%
Victory Capital Management
69
Victory Capital Management
Texas
$3.34M -$70.8K -1,901 -2%
KCM
70
Kendall Capital Management
Maryland
$3.32M +$278K +7,450 +10%
Bessemer Group
71
Bessemer Group
New Jersey
$3.3M +$3.12M +83,616 +66,893%
Wells Fargo
72
Wells Fargo
California
$3.3M +$645K +17,309 +26%
CC
73
Centiva Capital
New York
$3.23M +$3.05M +81,967 New
Deutsche Bank
74
Deutsche Bank
Germany
$2.9M -$3.6M -96,570 -57%
IA
75
Inspire Advisors
Idaho
$2.8M +$2.65M +71,067 New