Historical shareholding details of Acadian Asset Management LLC holdings in ACM Research Inc - Ordinary Shares - Class A (ACMR)

Monthly changes of Acadian Asset Management LLC shareholding in ACM Research Inc - Ordinary Shares - Class A over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2024	Acadian Asset Management Llc	29,133	0.05%

Sep 30, 2024	Acadian Asset Management Llc	249,999	0.40%

Jun 30, 2024	Acadian Asset Management Llc	302,308	0.48%

Dec 31, 2023	Acadian Asset Management Llc	0	0.00%

Sep 30, 2023	Acadian Asset Management Llc	163,103	0.27%

Jun 30, 2023	Acadian Asset Management Llc	14,696	0.02%