GCP
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GSA Capital Partners’s ACM Research ACMR Stock Holding History

GSA Capital Partners’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
2026
Q1 		$1.05M Buy
+26,759
New +$1.42M 0.07% 469
2025
Q4 		– Sell
-11,423
Closed -$447K – 1623
2025
Q3 		$447K Buy
+11,423
New +$339K 0.04% 925
2025
Q2 		– Sell
-11,032
Closed -$257K – 1703
2025
Q1 		$257K Sell
11,032
-55,573
-83% -$1.27M 0.02% 1251
2024
Q4 		$1.01M Sell
66,605
-5,200
-7% -$94K 0.07% 403
2024
Q3 		$1.46M Buy
71,805
+12,185
+20% +$234K 0.11% 235
2024
Q2 		$1.38M Buy
59,620
+38,204
+178% +$967K 0.1% 306
2024
Q1 		$624K Buy
+21,416
New +$490K 0.05% 750
2023
Q4 		– Sell
-55,204
Closed -$999K – 1445
2023
Q3 		$999K Sell
55,204
-41,834
-43% -$622K 0.09% 399
2023
Q2 		$1.27M Sell
97,038
-7,464
-7% -$78.6K 0.13% 200
2023
Q1 		$1.22M Buy
104,502
+10,389
+11% +$120K 0.12% 222
2022
Q4 		$726K Buy
+94,113
New +$798K 0.09% 381
2022
Q2 		– Sell
-12,678
Closed -$262K – 1344
2022
Q1 		$262K Sell
12,678
-19,782
-61% -$498K 0.04% 993
2021
Q4 		$923K Buy
+32,460
New +$1.03M 0.12% 237
2020
Q1 		– Sell
-52,956
Closed -$326K – 1002
2019
Q4 		$326K Buy
+52,956
New +$261K 0.04% 963

Other funds holding ACMR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
WCM Investment Management
WCM Investment Management Laguna Beach, California $43.8B AUM 42.28% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $20.7B AUM 292.88% 1-Year Est. Return
PCP
Polunin Capital Partners London, United Kingdom $407M AUM 55.12% 1-Year Est. Return

GSA Capital Partners's ACMR Position: Q1 2026 in Review

GSA Capital Partners opened a new position in ACM Research (ACMR) in Q1 2026: 26,759 shares worth $1.05M. The stake represents 0.07% of the portfolio and ranks #469 among its holdings. This is a return to the name: GSA Capital Partners previously reported a position in ACMR as recently as Q3 2025.

GSA Capital Partners first reported a position in ACMR in Q4 2019 and has held it in 14 quarters since. The position peaked at $1.46M in Q3 2024. 300 funds tracked by Wall St. Rank hold ACMR as of Q1 2026.

  • GSA Capital Partners held 26,759 shares of ACM Research worth $1.05M as of Q1 2026.
  • ACM Research was a new GSA Capital Partners position in Q1 2026.
  • ACM Research made up 0.07% of GSA Capital Partners's portfolio in Q1 2026, its #469 holding.
  • GSA Capital Partners first reported a position in ACM Research in Q4 2019 and has held it in 14 quarters since.
  • GSA Capital Partners's ACM Research position peaked at $1.46M in Q3 2024.
  • 300 funds tracked by Wall St. Rank held ACM Research as of Q1 2026.

Based on GSA Capital Partners's 13F filing for Q1 2026, filed 8 May 2026.