Sotheara Cheav

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Fremont, CA
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Mark McKechnie, Attorney-in-Fact for Sotheara Cheav
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Sotheara Cheav

Form 4 holding Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.

ACM Research, Inc.

Security class
Class A Common Stock
Shares / value
100,002
Estimated value
$8,541,170
Report date
05 Jun 2026
Price
$85.41
Ownership
Direct
Form 4 holding Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.

ACM Research, Inc.

Security class
Stock Option
Shares / value
37,500
Estimated value
Report date
05 Jun 2026
Price
Ownership
Direct
Underlying class
Class A Common Stock
Underlying amount

Insider Reports Filed by Sotheara Cheav

4 ACMR

ACM Research, Inc.

Report period
04 Jun 2026
Transactions
11
Transaction value
-$1,585,923
Accepted by SEC
05 Jun 2026, 21:00
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
18 Sep 2025
Transactions
3
Transaction value
-$211,100
Accepted by SEC
19 Sep 2025, 16:30
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
22 Aug 2025
Transactions
3
Transaction value
-$179,659
Accepted by SEC
26 Aug 2025, 16:30
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
06 Feb 2025
Transactions
5
Transaction value
-$205,868
Accepted by SEC
10 Feb 2025, 16:32
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
13 Mar 2024
Transactions
3
Transaction value
-$284,878
Accepted by SEC
15 Mar 2024, 21:32
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
13 Nov 2023
Transactions
5
Transaction value
-$306,835
Accepted by SEC
15 Nov 2023, 16:15
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.
Next action
Open filing details
4/A ACMR

ACM Research, Inc.

Report period
10 Aug 2023
Transactions
1
Transaction value
$0
Accepted by SEC
21 Aug 2023, 21:18
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
06 Jun 2023
Transactions
5
Transaction value
-$198,105
Accepted by SEC
08 Jun 2023, 21:49
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
18 Aug 2022
Transactions
1
Transaction value
-$175,000
Accepted by SEC
22 Aug 2022, 20:00
Role
Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
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