Dynamic Technology Lab’s ACM Research ACMR Stock Holding History

Dynamic Technology Lab’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	$467K	Sell	3,680 -6,468	-64%	-$457K	0.1%	334
2026 Q1	$399K	Buy	+10,148	New	+$539K	0.06%	522
2024 Q3	–	Sell	-75,854	Closed	-$1.75M	–	977
2024 Q2	$1.75M	Buy	+75,854	New	+$1.92M	0.2%	168
2023 Q2	–	Sell	-54,215	Closed	-$634K	–	949
2023 Q1	$634K	Buy	54,215 +18,195	+51%	+$210K	0.06%	545
2022 Q4	$278K	Buy	+36,020	New	+$305K	0.03%	797
2022 Q1	–	Sell	-7,524	Closed	-$214K	–	1056
2021 Q4	$214K	Buy	+7,524	New	+$238K	0.02%	929
2020 Q3	–	Sell	-19,035	Closed	-$396K	–	945
2020 Q2	$396K	Buy	+19,035	New	+$312K	0.06%	544
2019 Q4	–	Sell	-42,864	Closed	-$198K	–	931
2019 Q3	$198K	Sell	42,864 -16,269	-28%	-$85.4K	0.03%	825
2019 Q2	$308K	Buy	+59,133	New	+$343K	0.05%	628

Other funds holding ACMR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

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

WFM Asia Road Town, Tortola, British Virgin Islands $663M AUM 15.46% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Dynamic Technology Lab's ACMR Position: Q2 2026 in Review

Dynamic Technology Lab reduced its ACM Research (ACMR) stake by 64% in Q2 2026, selling an estimated $457K and leaving 3,680 shares worth $467K. The position accounts for 0.1% of the portfolio, ranked #334.

Dynamic Technology Lab first reported a position in ACMR in Q2 2019 and has held it in 9 quarters since. The position peaked at $1.75M in Q2 2024. 373 funds tracked by Wall St. Rank hold ACMR as of Q2 2026.

Dynamic Technology Lab held 3,680 shares of ACM Research worth $467K as of Q2 2026.
Dynamic Technology Lab sold 6,468 ACM Research shares in Q2 2026, an estimated $457K.
ACM Research made up 0.1% of Dynamic Technology Lab's portfolio in Q2 2026, its #334 holding.
Dynamic Technology Lab first reported a position in ACM Research in Q2 2019 and has held it in 9 quarters since.
Dynamic Technology Lab's ACM Research position peaked at $1.75M in Q2 2024.
373 funds tracked by Wall St. Rank held ACM Research as of Q2 2026.

Based on Dynamic Technology Lab's 13F filing for Q2 2026, filed 13 Aug 2026.