WANG DAVID H

PrivateCIK: 1721580
Location

FREMONT, CA

InsiderWANG DAVID HCIK 1721580
IssuerACM RESEARCH, INC.CIK 1680062
DirectorOfficer10% Owner· See Remarks
Since Jun 2018
+545.40K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
1
Total transactions
545.40K acquired
Non-Derivative Transactions0
No non-derivative transactions reported
Derivative Transactions1

Stock Option

Direct
A · Award
Converts to

Class A Common Stock

545.40K shares

Shares

+545.40K

Strike price

7.36

Held after

1.64M

Exercisable

2/4/2026
Non-Derivative Holdings (Post-Transaction)4

Class A Common Stock

Indirect
Shares owned100K

Class A Common Stock

Indirect
Shares owned45.84K

Class A Common Stock

Indirect
Shares owned180K

Class A Common Stock

Indirect
Shares owned620K
Total
945.84K indirect945.84K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
WANG DAVID H — Insider Transaction (Form 4) Filed Feb 6, 2026 | Finecho