Jane Street Group, LLC Acm Research, Inc. Transaction History

Jane Street Group, LLC

$481 Billion
Q2 2025

A detailed history of Jane Street Group, LLC transactions in Acm Research, Inc. stock. As of the latest transaction made, Jane Street Group, LLC holds 260,020 shares of ACMR stock, worth $6.48 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

260,020

Previous 476,089 45.38%

Holding current value

$6.48 Million

Previous $11.1 Million 39.39%

% of portfolio

0.0%

Previous 0.0%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$18.33 - $26.51 $3.96 Million - $5.73 Million	-216,069 Reduced 45.38%	260,020 $6.73 Million
Q1 2025 May 14, 2025	BUY	$15.41 - $29.98 $6.71 Million - $13.1 Million	435,294 Added 1067.03%	476,089 $11.1 Million
Q4 2024 Feb 14, 2025	SELL	$14.1 - $23.6 $935,309 - $1.57 Million	-66,334 Reduced 61.92%	40,795 $616,000
Q3 2024 Nov 14, 2024	BUY	$15.01 - $25.52 $121,265 - $206,176	8,079 Added 8.16%	107,129 $2.17 Million
Q2 2024 Aug 14, 2024	SELL	$20.6 - $32.04 $1.93 Million - $3 Million	-93,649 Reduced 48.6%	99,050 $2.28 Million
Q1 2024 May 15, 2024	BUY	$15.84 - $33.91 $2.15 Million - $4.6 Million	135,609 Added 237.54%	192,699 $5.62 Million
Q4 2023 Feb 14, 2024	BUY	$12.81 - $20.07 $731,322 - $1.15 Million	57,090 New	57,090 $1.12 Million
Q1 2023 May 15, 2023	BUY	$9.48 - $14.18 $10,219 - $15,286	1,078 Added 1.35%	81,147 $949,000
Q4 2022 Feb 14, 2023	BUY	$5.96 - $13.4 $361,527 - $812,830	60,659 Added 312.51%	80,069 $617,000
Q3 2022 Nov 14, 2022	SELL	$11.74 - $19.62 $6,327 - $10,575	-539 Reduced 2.7%	19,410 $242,000
Q2 2022 Aug 16, 2022	BUY	$11.63 - $22.07 $21,329 - $40,476	1,834 Added 10.12%	19,949 $336,000
Q1 2022 May 17, 2022	BUY	$15.36 - $29.83 $147,502 - $286,457	9,603 Added 112.82%	18,115 $375,000
Q4 2021 Feb 15, 2022	SELL	$23.45 - $39.23 $1.02 Million - $1.7 Million	-43,391 Reduced 83.6%	8,512 $726,000
Q3 2021 Nov 16, 2021	BUY	$25.07 - $36.67 $1.02 Million - $1.49 Million	40,526 Added 356.21%	51,903 $5.71 Million
Q2 2021 Aug 16, 2021	SELL	$21.41 - $35.58 $104,609 - $173,843	-4,886 Reduced 30.04%	11,377 $1.16 Million
Q1 2021 May 18, 2021	BUY	$26.1 - $46.66 $293,520 - $524,738	11,246 Added 224.16%	16,263 $1.31 Million
Q4 2020 Feb 17, 2021	SELL	$22.31 - $31.33 $1.58 Million - $2.21 Million	-70,615 Reduced 93.37%	5,017 $408,000
Q3 2020 Nov 17, 2020	BUY	$19.66 - $37.43 $580,343 - $1.1 Million	29,519 Added 64.01%	75,632 $5.23 Million
Q2 2020 Aug 17, 2020	BUY	$9.07 - $21.9 $342,183 - $826,221	37,727 Added 449.88%	46,113 $2.88 Million
Q1 2020 May 15, 2020	BUY	$5.75 - $16.18 $48,219 - $135,685	8,386 New	8,386 $248,000

Others Institutions Holding ACMR

# of Institutions

279

Shares Held

39.2M

Call Options Held

1.87M

Put Options Held

2.26M

View Full List

About ACM Research, Inc.

Ticker ACMR
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 54,181,200
Market Cap $1.35B
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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Jane Street Group, LLC Acm Research, Inc. Transaction History