Yiheng Capital Management, L.P. Acm Research, Inc. Transaction History

Yiheng Capital Management, L.P.

$1.02 Billion
Q1 2025

A detailed history of Yiheng Capital Management, L.P. transactions in Acm Research, Inc. stock. As of the latest transaction made, Yiheng Capital Management, L.P. holds 280,201 shares of ACMR stock, worth $6.32 Million. This represents 0.64% of its overall portfolio holdings.

Number of Shares

280,201

Previous 280,201 -0.0%

Holding current value

$6.32 Million

Previous $6.54 Million -0.0%

% of portfolio

0.64%

Previous 0.64%

13 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 15, 2025	SELL	$15.41 - $29.98 $6.17 Million - $12 Million	-400,403 Reduced 58.83%	280,201 $6.54 Million
Q4 2024 Feb 11, 2025	BUY	$14.1 - $23.6 $201,630 - $337,480	14,300 Added 2.15%	680,604 $10.3 Million
Q3 2024 Nov 12, 2024	BUY	$15.01 - $25.52 $3.31 Million - $5.62 Million	220,200 Added 49.36%	666,304 $13.5 Million
Q2 2024 Aug 14, 2024	SELL	$20.6 - $32.04 $724,852 - $1.13 Million	-35,187 Reduced 7.31%	446,104 $10.3 Million
Q1 2024 May 15, 2024	SELL	$15.84 - $33.91 $497,518 - $1.07 Million	-31,409 Reduced 6.13%	481,291 $14 Million
Q2 2023 Aug 14, 2023	BUY	$8.88 - $13.38 $1.87 Million - $2.82 Million	210,400 Added 69.6%	512,700 $6.71 Million
Q3 2022 Nov 14, 2022	SELL	$11.74 - $19.62 $58.3 Million - $97.4 Million	-4,964,500 Reduced 94.26%	302,300 $3.77 Million
Q2 2022 Aug 15, 2022	BUY	$11.63 - $22.07 $11.2 Million - $21.3 Million	964,800 Added 22.43%	5,266,800 $88.6 Million
Q1 2022 May 16, 2022	BUY	$15.36 - $29.83 $44.3 Million - $86.1 Million	2,886,900 Added 204.01%	4,302,000 $89 Million
Q4 2021 Feb 14, 2022	BUY	$23.45 - $39.23 $13.4 Million - $22.4 Million	570,900 Added 67.63%	1,415,100 $121 Million
Q2 2021 Sep 21, 2021	BUY	$21.41 - $35.58 $18.1 Million - $30 Million	844,200 New	844,200 $86.3 Million
Q1 2021 May 17, 2021	SELL	$26.1 - $46.66 $1.08 Million - $1.94 Million	-41,478 Closed	0 $0
Q1 2020 May 15, 2020	BUY	$5.75 - $16.18 $238,498 - $671,114	41,478 New	41,478 $1.23 Million

Others Institutions Holding ACMR

# of Institutions

272

Shares Held

36.7M

Call Options Held

2.43M

Put Options Held

1.91M

View Full List

About ACM Research, Inc.

Ticker ACMR
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 54,181,200
Market Cap $1.22B
Description
ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells single-wafer wet cleaning equipment for enhancing the manufacturing process and yield for integrated chips worldwide. It offers space alternated phase shift technology for flat and patterned wafer surfaces, which employs alternating phases of megasonic waves to...

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Yiheng Capital Management, L.P. Acm Research, Inc. Transaction History