Walleye Trading
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Walleye Trading’s ACM Research ACMR Stock Holding History

Walleye Trading’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 		$716K Buy
18,200
+2,300
+14% +$122K ﹤0.01% 2356
2025
Q4 		$627K Buy
15,900
+10,200
+179% +$380K ﹤0.01% 2673
2025
Q3 		$223K Sell
5,700
-3,400
-37% -$101K ﹤0.01% 3299
2025
Q2 		$236K Sell
9,100
-16,600
-65% -$373K ﹤0.01% 3138
2025
Q1 		$600K Buy
25,700
+13,200
+106% +$301K ﹤0.01% 2393
2024
Q4 		$189K Buy
12,500
+12,400
+12,400% +$224K ﹤0.01% 3261
2024
Q3 		$2.03K Buy
+100
New +$1.92K ﹤0.01% 3922
2024
Q2 		– Sell
-4,200
Closed -$122K – 4195
2024
Q1 		$122K Buy
4,200
+700
+20% +$16K ﹤0.01% 3679
2023
Q4 		$68.4K Sell
3,500
-9,900
-74% -$173K ﹤0.01% 4264
2023
Q3 		$243K Sell
13,400
-4,600
-26% -$68.4K ﹤0.01% 3478
2023
Q2 		$235K Sell
18,000
-9,200
-34% -$96.9K ﹤0.01% 3323
2023
Q1 		$318K Buy
27,200
+400
+1% +$4.63K ﹤0.01% 3186
2022
Q4 		$207K Buy
26,800
+3,100
+13% +$26.3K ﹤0.01% 3549
2022
Q3 		$295K Sell
23,700
-33,400
-58% -$543K ﹤0.01% 3384
2022
Q2 		$961K Sell
57,100
-227,700
-80% -$3.51M ﹤0.01% 2263
2022
Q1 		$5.89M Buy
284,800
+225,100
+377% +$5.67M 0.02% 906
2021
Q4 		$1.7M Sell
59,700
-646,200
-92% -$20.4M 0.01% 1775
2021
Q3 		$25.9M Buy
705,900
+606,900
+613% +$18.6M 0.09% 205
2021
Q2 		$3.37M Sell
99,000
-606,900
-86% -$16.7M 0.01% 1073
2021
Q1 		$19M Buy
705,900
+700,500
+12,972% +$23.2M 0.08% 164
2020
Q4 		$146K Sell
5,400
-193,500
-97% -$4.95M ﹤0.01% 3718
2020
Q3 		$4.58M Buy
198,900
+126,300
+174% +$3.59M 0.02% 618
2020
Q2 		$1.51M Buy
+72,600
New +$1.19M 0.01% 1330

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

Walleye Trading's ACMR Position: Q1 2026 in Review

Walleye Trading sold out of ACM Research (ACMR) in Q1 2026, closing a stake of 87,158 shares — an estimated $4.63M sold.

Walleye Trading first reported a position in ACMR in Q2 2020 and held it in 20 quarters. The position peaked at $5.5M in Q1 2021. 300 funds tracked by Wall St. Rank hold ACMR as of Q1 2026.

  • Walleye Trading reported no remaining ACM Research position as of Q1 2026 after selling out during the quarter.
  • Walleye Trading sold 87,158 ACM Research shares in Q1 2026, an estimated $4.63M.
  • Walleye Trading first reported a position in ACM Research in Q2 2020 and held it in 20 quarters.
  • Walleye Trading's ACM Research position peaked at $5.5M in Q1 2021.
  • 300 funds tracked by Wall St. Rank held ACM Research as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.