David A. Siegel Acm Research, Inc. Transaction History

Two Sigma Advisers, LP

11 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2024 May 15, 2024	BUY	$15.84 - $33.91 $1.94 Million - $4.16 Million	122,700 New	122,700 $3.58 Million
Q2 2023 Aug 14, 2023	SELL	$8.88 - $13.38 $100,344 - $151,194	-11,300 Reduced 13.17%	74,500 $974,000
Q1 2023 May 15, 2023	BUY	$9.48 - $14.18 $593,448 - $887,668	62,600 Added 269.83%	85,800 $1 Million
Q4 2022 Feb 14, 2023	BUY	$5.96 - $13.4 $138,272 - $310,880	23,200 New	23,200 $178,000
Q1 2021 May 17, 2021	SELL	$26.1 - $46.66 $224,460 - $401,275	-8,600 Closed	0 $0
Q4 2020 Feb 16, 2021	SELL	$22.31 - $31.33 $269,951 - $379,093	-12,100 Reduced 58.45%	8,600 $699,000
Q3 2020 Nov 16, 2020	BUY	$19.66 - $37.43 $98,300 - $187,150	5,000 Added 31.85%	20,700 $1.43 Million
Q2 2020 Aug 14, 2020	BUY	$9.07 - $21.9 $142,399 - $343,830	15,700 New	15,700 $979,000
Q1 2020 May 15, 2020	SELL	$5.75 - $16.18 $112,125 - $315,510	-19,500 Closed	0 $0
Q4 2019 Feb 14, 2020	BUY	$4.2 - $6.54 $10,920 - $17,004	2,600 Added 15.38%	19,500 $360,000
Q3 2019 Nov 14, 2019	BUY	$4.59 - $6.34 $77,571 - $107,146	16,900 New	16,900 $234,000

205

32M

1.21M

917K

Ticker ACMR
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 54,181,200
Market Cap $956M
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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