Dark Forest Capital Management’s ACM Research ACMR Stock Holding History

Dark Forest Capital Management’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	–	Sell	-24,096	Closed	-$943K	–	939
2025 Q3	$943K	Buy	24,096 +9,094	+61%	+$270K	0.04%	761
2025 Q2	$389K	Sell	15,002 -65,579	-81%	-$1.47M	0.02%	980
2025 Q1	$1.88M	Buy	+80,581	New	+$1.84M	0.09%	403
2024 Q3	–	Sell	-64,367	Closed	-$1.48M	–	941
2024 Q2	$1.48M	Sell	64,367 -18,579	-22%	-$470K	0.27%	52
2024 Q1	$2.42M	Sell	82,946 -24,232	-23%	-$555K	0.41%	33
2023 Q4	$2.09M	Buy	107,178 +4,689	+5%	+$82K	0.31%	55
2023 Q3	$1.86M	Buy	102,489 +88,074	+611%	+$1.31M	0.14%	162
2023 Q2	$189K	Buy	+14,415	New	+$152K	0.02%	953
2023 Q1	–	Sell	-577	Closed	-$4.45K	–	1156
2022 Q4	$4.45K	Buy	+577	New	+$4.89K	﹤0.01%	881
2022 Q1	–	Sell	-231	Closed	-$7K	–	1218
2021 Q4	$7K	Sell	231 -243	-51%	-$7.68K	﹤0.01%	1030
2021 Q3	$17K	Buy	+474	New	+$14.5K	0.01%	859

Other funds holding ACMR

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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 New York $1.66T AUM 25.57% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Dark Forest Capital Management's ACMR Position: Q4 2025 in Review

Dark Forest Capital Management sold out of ACM Research (ACMR) in Q4 2025, closing a stake of 24,096 shares — an estimated $943K sold.

Dark Forest Capital Management first reported a position in ACMR in Q3 2021 and held it in 11 quarters. The position peaked at $2.42M in Q1 2024. 277 funds tracked by Wall St. Rank hold ACMR as of Q4 2025.

Dark Forest Capital Management reported no remaining ACM Research position as of Q4 2025 after selling out during the quarter.
Dark Forest Capital Management sold 24,096 ACM Research shares in Q4 2025, an estimated $943K.
Dark Forest Capital Management first reported a position in ACM Research in Q3 2021 and held it in 11 quarters.
Dark Forest Capital Management's ACM Research position peaked at $2.42M in Q1 2024.
277 funds tracked by Wall St. Rank held ACM Research as of Q4 2025.

Based on Dark Forest Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.