Ruffer LLP’s ACM Research ACMR Stock Holding History

Ruffer LLP’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	-264,706	Closed	-$6.86M	–	103
2025 Q2	$6.86M	Buy	+264,706	New	+$5.95M	0.3%	51

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

Triata Capital Hong Kong $552M AUM 2.89% 1-Year Est. Return

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

SAM

Southeastern Asset Management Memphis, Tennessee $2.03B AUM 7.06% 1-Year Est. Return

Mitsubishi UFJ Trust & Banking Tokyo, Japan $40.6B AUM 25.18% 1-Year Est. Return

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

Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return

BBCM

Broad Bay Capital Management New York $1.18B AUM 65.45% 1-Year Est. Return

Ruffer LLP's ACMR Position: Q3 2025 in Review

Ruffer LLP sold out of ACM Research (ACMR) in Q3 2025, closing a stake of 264,706 shares — an estimated $6.86M sold.

Ruffer LLP first reported a position in ACMR in Q2 2025 and held it in 1 quarter. The position peaked at $6.86M in Q2 2025. 258 funds tracked by Wall St. Rank hold ACMR as of Q3 2025.

Ruffer LLP reported no remaining ACM Research position as of Q3 2025 after selling out during the quarter.
Ruffer LLP sold 264,706 ACM Research shares in Q3 2025, an estimated $6.86M.
Ruffer LLP first reported a position in ACM Research in Q2 2025 and held it in 1 quarter.
Ruffer LLP's ACM Research position peaked at $6.86M in Q2 2025.
258 funds tracked by Wall St. Rank held ACM Research as of Q3 2025.

Based on Ruffer LLP's 13F filing for Q3 2025, filed 3 Nov 2025.