Lisa Feng

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 Lisa Feng
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 Lisa Feng

Form 4 holding Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer

ACM Research, Inc.

Security class
Class A Common Stock
Shares / value
50,001
Estimated value
$2,329,046
Report date
06 Mar 2026
Price
$46.58
Ownership
Direct
Form 4 holding Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer

ACM Research, Inc.

Security class
Stock Option
Shares / value
0
Estimated value
Report date
06 Mar 2026
Price
Ownership
Direct
Underlying class
Class A Common Stock
Underlying amount

Insider Reports Filed by Lisa Feng

4 ACMR

ACM Research, Inc.

Report period
05 Mar 2026
Transactions
8
Transaction value
-$1,441,290
Accepted by SEC
09 Mar 2026, 16:30
Role
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
12 Nov 2025
Transactions
6
Transaction value
-$829,950
Accepted by SEC
14 Nov 2025, 16:30
Role
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
07 Jul 2025
Transactions
3
Transaction value
-$336,000
Accepted by SEC
09 Jul 2025, 16:30
Role
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
24 Jun 2025
Transactions
3
Transaction value
-$306,000
Accepted by SEC
26 Jun 2025, 16:30
Role
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
28 Feb 2024
Transactions
3
Transaction value
-$147,000
Accepted by SEC
01 Mar 2024, 21:32
Role
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
26 Dec 2023
Transactions
3
Transaction value
-$108,000
Accepted by SEC
28 Dec 2023, 21:00
Role
Chief Financial Officer 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
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
03 Jul 2023
Transactions
3
Transaction value
-$297,675
Accepted by SEC
05 Jul 2023, 18:52
Role
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
09 Mar 2023
Transactions
6
Transaction value
-$238,526
Accepted by SEC
13 Mar 2023, 21:00
Role
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
4 ACMR

ACM Research, Inc.

Report period
31 Dec 2022
Transactions
1
Transaction value
$0
Accepted by SEC
04 Jan 2023, 17:09
Role
Chief Financial Officer of ACM Research (Shanghai), Inc., a subsidiary of the Issuer
Next action
Open filing details
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