Millennium Management’s ACM Research ACMR Stock Holding History

Millennium 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
2026 Q1	$2.58M	Buy	65,560 +42,060	+179%	+$2.23M	﹤0.01%	3627
2025 Q4	$927K	Sell	23,500 -186,838	-89%	-$6.96M	﹤0.01%	4539
2025 Q3	$8.23M	Sell	210,338 -308,011	-59%	-$9.14M	﹤0.01%	2592
2025 Q2	$13.4M	Buy	518,349 +478,072	+1,187%	+$10.8M	0.01%	1965
2025 Q1	$940K	Buy	40,277 +14,294	+55%	+$326K	﹤0.01%	4390
2024 Q4	$392K	Sell	25,983 -471,212	-95%	-$8.52M	﹤0.01%	4916
2024 Q3	$10.1M	Sell	497,195 -426,909	-46%	-$8.18M	﹤0.01%	2176
2024 Q2	$21.3M	Buy	924,104 +683,361	+284%	+$17.3M	0.01%	1438
2024 Q1	$7.02M	Buy	240,743 +181,530	+307%	+$4.16M	﹤0.01%	2521
2023 Q4	$1.16M	Sell	59,213 -432,707	-88%	-$7.57M	﹤0.01%	4042
2023 Q3	$8.91M	Sell	491,920 -280,669	-36%	-$4.17M	﹤0.01%	2152
2023 Q2	$10.1M	Sell	772,589 -562,640	-42%	-$5.93M	0.01%	2014
2023 Q1	$15.6M	Sell	1,335,229 -508,475	-28%	-$5.88M	0.01%	1546
2022 Q4	$14.2M	Buy	1,843,704 +1,694,246	+1,134%	+$14.4M	0.01%	1766
2022 Q3	$1.86M	Buy	+149,458	New	+$2.43M	﹤0.01%	3805
2022 Q2	–	Sell	-349,291	Closed	-$7.23M	–	6906
2022 Q1	$7.23M	Sell	349,291 -185,399	-35%	-$4.67M	﹤0.01%	2527
2021 Q4	$15.2M	Buy	534,690 +410,094	+329%	+$13M	0.01%	1698
2021 Q3	$4.57M	Sell	124,596 -566,229	-82%	-$17.3M	﹤0.01%	2957
2021 Q2	$23.5M	Buy	690,825 +76,887	+13%	+$2.11M	0.01%	1064
2021 Q1	$16.5M	Buy	613,938 +515,106	+521%	+$17M	0.01%	1258
2020 Q4	$2.68M	Sell	98,832 -141,738	-59%	-$3.63M	﹤0.01%	2995
2020 Q3	$5.54K	Sell	240,570 -125,016	-34%	-$3.55M	0.01%	1744
2020 Q2	$7.6M	Buy	365,586 +202,362	+124%	+$3.32M	0.01%	1415
2020 Q1	$1.61M	Buy	163,224 +54,291	+50%	+$585K	﹤0.01%	2165
2019 Q4	$670K	Sell	108,933 -434,472	-80%	-$2.14M	﹤0.01%	3199
2019 Q3	$2.51M	Sell	543,405 -25,881	-5%	-$136K	﹤0.01%	2306
2019 Q2	$2.96M	Buy	+569,286	New	+$3.3M	﹤0.01%	2160
2018 Q1	–	Sell	-37,188	Closed	-$65K	–	3586
2017 Q4	$65K	Buy	+37,188	New	+$73.7K	﹤0.01%	3704

Other funds holding ACMR

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

WCM Investment Management Laguna Beach, California $43.8B AUM 42.28% 1-Year Est. Return

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

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

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

Millennium Management's ACMR Position: Q1 2026 in Review

Millennium Management increased its ACM Research (ACMR) stake by 179% in Q1 2026, buying an estimated $2.23M and bringing the position to 65,560 shares worth $2.58M. The position accounts for ﹤0.01% of the portfolio, ranked #3627.

Millennium Management first reported a position in ACMR in Q4 2017 and has held it in 28 quarters since. The position peaked at $23.5M in Q2 2021. 300 funds tracked by Wall St. Rank hold ACMR as of Q1 2026.

Millennium Management held 65,560 shares of ACM Research worth $2.58M as of Q1 2026.
Millennium Management bought 42,060 ACM Research shares in Q1 2026, an estimated $2.23M.
ACM Research made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #3627 holding.
Millennium Management first reported a position in ACM Research in Q4 2017 and has held it in 28 quarters since.
Millennium Management's ACM Research position peaked at $23.5M in Q2 2021.
300 funds tracked by Wall St. Rank held ACM Research as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.