UOC
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UBS O'Connor’s ACM Research ACMR Stock Holding History

UBS O'Connor’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 		$1.42M Sell
35,958
-43,438
-55% -$1.62M 0.04% 131
2025
Q3 		$3.11M Sell
79,396
-12,725
-14% -$378K 0.1% 94
2025
Q2 		$2.39M Buy
+92,121
New +$2.07M 0.07% 142
2021
Q3 		– Sell
-15,000
Closed -$511K – 916
2021
Q2 		$511K Buy
+15,000
New +$412K ﹤0.01% 612
2020
Q3 		– Sell
-127,221
Closed -$2.65M – 323
2020
Q2 		$2.65M Buy
+127,221
New +$2.09M 0.06% 205

Other funds holding ACMR

BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return
State Street
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
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $653B AUM 32.41% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return