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Mariner’s
ACM Research
ACMR
Stock Holding History
Mariner’s Portfolio
ACMR Stock Details
ACMR Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2025
Q4
–
Sell
-7,167
Closed
-$280K
–
3528
2025
Q3
$280K
Sell
7,167
-3,431
-32%
-$102K
﹤0.01%
2867
2025
Q2
$274K
Buy
+10,598
New
+$238K
﹤0.01%
2787
2025
Q1
–
Sell
-24,239
Closed
-$366K
–
3430
2024
Q4
$366K
Buy
24,239
+8,164
+51%
+$148K
﹤0.01%
2445
2024
Q3
$326K
Buy
16,075
+5,996
+59%
+$115K
﹤0.01%
2502
2024
Q2
$232K
Buy
10,079
+901
+10%
+$22.8K
﹤0.01%
2658
2024
Q1
$267K
Buy
+9,178
New
+$210K
﹤0.01%
2543
Other funds holding ACMR
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
Vanguard Group
Malvern, Pennsylvania
$6.9T AUM
27.45%
1-Year Est. Return
LSV Asset Management
Chicago, Illinois
$46.4B AUM
27.74%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
TC
Triata Capital
Hong Kong
$552M AUM
2.89%
1-Year Est. Return
SAM
Southeastern Asset Management
Memphis, Tennessee
$2.03B AUM
7.06%
1-Year Est. Return
Morgan Stanley
New York
$1.66T AUM
25.57%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
Invesco
Atlanta, Georgia
$653B AUM
32.41%
1-Year Est. Return
Janus Henderson Group
London, United Kingdom
$209B AUM
37.72%
1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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