West Oak Capital’s ACM Research ACMR Stock Holding History

West Oak Capital’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 Q3	–	Sell	-500	Closed	-$13K	–	273
2025 Q2	$13K	Hold	500	–	–	0.01%	233
2025 Q1	$11.7K	Buy	+500	New	+$11.4K	﹤0.01%	239

Other funds holding ACMR

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

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

LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return

Triata Capital Hong Kong $588M AUM 8.92% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

SAM

Southeastern Asset Management Memphis, Tennessee $1.92B AUM 6.41% 1-Year Est. Return

Mitsubishi UFJ Trust & Banking Tokyo, Japan $45.7B AUM 34.08% 1-Year Est. Return

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

Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return

BBCM

Broad Bay Capital Management New York $1.07B AUM 90.15% 1-Year Est. Return

West Oak Capital's ACMR Position: Q3 2025 in Review

West Oak Capital sold out of ACM Research (ACMR) in Q3 2025, closing a stake of 500 shares — an estimated $13K sold.

West Oak Capital first reported a position in ACMR in Q1 2025 and held it in 2 quarters. The position peaked at $13K in Q2 2025. 259 funds tracked by Wall St. Rank hold ACMR as of Q3 2025.

West Oak Capital reported no remaining ACM Research position as of Q3 2025 after selling out during the quarter.
West Oak Capital sold 500 ACM Research shares in Q3 2025, an estimated $13K.
West Oak Capital first reported a position in ACM Research in Q1 2025 and held it in 2 quarters.
West Oak Capital's ACM Research position peaked at $13K in Q2 2025.
259 funds tracked by Wall St. Rank held ACM Research as of Q3 2025.

Based on West Oak Capital's 13F filing for Q3 2025, filed 3 Oct 2025.