Oasis Management Co Ltd.

Position in ACMR — ACM Research, Inc.

CIK 1317904 GRAND CAYMAN, E9

Position in ACMR

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$34,834,477

+$24,206,515 QoQ

Shares Held

274,525

+1.6% QoQ

Ownership

0.394%

of shares outstanding

% of Portfolio

4.12%

of 13F equity value

Holder Rank

#38

of 374 holders

Holding Since

Mar 2020

22 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

Oasis Management Co Ltd. holds $35,678,717 across 3 Semiconductor Equipment & Materials names. ACMR ranks #1 (97.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ACMR	ACM Research, Inc. This page	274,525	$34,834,477
2	TER	Teradyne, Inc	1,000	$483,840
3	AXTI	Axt Inc	5,000	$360,400

22 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$34,834,477	274,525	+1.6%	Shares	Sole	2026-08-14
2026-03-31	$10,627,962	270,088	+15.4%	Shares	Sole	2026-05-15
2025-12-31	$9,230,826	233,988	0.0%	Shares	Sole	2026-02-13
2025-09-30	$9,155,950	233,988	-37.9%	Shares	Sole	2025-11-14
2025-06-30	$9,758,109	376,761	+6.5%	Shares	Sole	2025-08-14
2025-03-31	$8,255,568	353,709	-5.4%	Shares	Sole	2025-05-15
2024-12-31	$5,643,005	373,709	+29.8%	Shares	Sole	2025-02-14
2024-09-30	$5,843,943	287,879	+35.8%	Shares	Sole	2024-11-14
2024-06-30	$4,888,720	212,000	-63.9%	Shares	Sole	2024-08-14
2023-09-30	$10,634,967	587,405	-29.5%	Shares	Sole	2023-11-14
2023-06-30	$10,899,930	833,328	+0.9%	Shares	Sole	2023-08-14
2023-03-31	$9,661,216	825,745	+1068.0%	Shares	Sole	2023-05-15
2022-12-31	$545,058	70,695	0.0%	Shares	Sole	2023-02-14
2022-09-30	$880,859	70,695	0.0%	Shares	Sole	2022-11-14
2022-06-30	$1,189,796	70,695	0.0%	Shares	Sole	2022-08-15
2022-03-31	$1,462,679	70,695	+807.2%	Shares	Sole	2022-05-16
2021-06-30	$796,599	7,793	-66.5%	Shares	Sole	2021-08-16
2021-03-31	$1,881,841	23,293	-4.3%	Shares	Sole	2021-05-17
2020-12-31	$1,978,597	24,352	0.0%	Shares	Sole	2021-02-16
2020-09-30	$1,682,720	24,352	-31.0%	Shares	Sole	2020-11-16
2020-06-30	$2,201,623	35,305	+4.1%	Shares	Sole	2020-08-14
2020-03-31	$1,003,927	33,905	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.