D.E. Shaw & Co
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D.E. Shaw & Co’s ACM Research ACMR Stock Holding History

D.E. Shaw & Co’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
2021
Q1 		– Sell
-30,000
Closed -$813K – 3989
2020
Q4 		$813K Hold
30,000
– – ﹤0.01% 3158
2020
Q3 		$691K Sell
30,000
-120,000
-80% -$3.41M ﹤0.01% 3066
2020
Q2 		$3.12M Buy
+150,000
New +$2.46M ﹤0.01% 2049

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

D.E. Shaw & Co's ACMR Position: Q1 2026 in Review

D.E. Shaw & Co sold out of ACM Research (ACMR) in Q1 2026, closing a stake of 30,839 shares — an estimated $1.22M sold.

D.E. Shaw & Co first reported a position in ACMR in Q3 2019 and held it in 11 quarters. The position peaked at $5.65M in Q1 2024. 300 funds tracked by Wall St. Rank hold ACMR as of Q1 2026.

  • D.E. Shaw & Co reported no remaining ACM Research position as of Q1 2026 after selling out during the quarter.
  • D.E. Shaw & Co sold 30,839 ACM Research shares in Q1 2026, an estimated $1.22M.
  • D.E. Shaw & Co first reported a position in ACM Research in Q3 2019 and held it in 11 quarters.
  • D.E. Shaw & Co's ACM Research position peaked at $5.65M in Q1 2024.
  • 300 funds tracked by Wall St. Rank held ACM Research as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.