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
2026
Q2 		$4.25M Buy
+33,500
New +$2.37M ﹤0.01% 2532
2026
Q1 		– Sell
-30,839
Closed -$1.22M – 4477
2025
Q4 		$1.22M Sell
30,839
-82,745
-73% -$3.08M ﹤0.01% 3411
2025
Q3 		$4.44M Buy
+113,584
New +$3.37M ﹤0.01% 2324
2025
Q2 		– Sell
-108,550
Closed -$2.53M – 4313
2025
Q1 		$2.53M Buy
+108,550
New +$2.48M ﹤0.01% 2429
2024
Q2 		– Sell
-193,801
Closed -$4.9M – 4442
2024
Q1 		$5.65M Buy
+193,801
New +$4.44M ﹤0.01% 1801
2023
Q4 		– Sell
-158,321
Closed -$2.87M – 4281
2023
Q3 		$2.87M Sell
158,321
-77,552
-33% -$1.15M ﹤0.01% 2287
2023
Q2 		$3.09M Sell
235,873
-81,682
-26% -$860K ﹤0.01% 2275
2023
Q1 		$3.72M Buy
317,555
+160,309
+102% +$1.85M ﹤0.01% 2200
2022
Q4 		$1.21M Buy
+157,246
New +$1.33M ﹤0.01% 3307
2021
Q1 		– Sell
-32,880
Closed -$891K – 3988
2020
Q4 		$891K Buy
+32,880
New +$841K ﹤0.01% 3086
2020
Q3 		– Sell
-35,244
Closed -$1M – 3780
2020
Q2 		$733K Buy
+35,244
New +$578K ﹤0.01% 3133
2019
Q4 		– Sell
-56,421
Closed -$261K – 3928
2019
Q3 		$261K Buy
+56,421
New +$296K ﹤0.01% 3522

Other funds holding ACMR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return
WA
WFM Asia Road Town, Tortola, British Virgin Islands $663M AUM 15.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

D.E. Shaw & Co's ACMR Position: Q2 2026 in Review

D.E. Shaw & Co opened a new position in ACM Research (ACMR) in Q2 2026: 33,500 shares worth $4.25M. The stake represents ﹤0.01% of the portfolio and ranks #2532 among its holdings. This is a return to the name: D.E. Shaw & Co previously reported a position in ACMR as recently as Q4 2025.

D.E. Shaw & Co first reported a position in ACMR in Q3 2019 and has held it in 12 quarters since. The position peaked at $5.65M in Q1 2024. 376 funds tracked by Wall St. Rank hold ACMR as of Q2 2026.

  • D.E. Shaw & Co held 33,500 shares of ACM Research worth $4.25M as of Q2 2026.
  • ACM Research was a new D.E. Shaw & Co position in Q2 2026.
  • ACM Research made up ﹤0.01% of D.E. Shaw & Co's portfolio in Q2 2026, its #2532 holding.
  • D.E. Shaw & Co first reported a position in ACM Research in Q3 2019 and has held it in 12 quarters since.
  • D.E. Shaw & Co's ACM Research position peaked at $5.65M in Q1 2024.
  • 376 funds tracked by Wall St. Rank held ACM Research as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.