WANG DAVID H

PrivateCIK: 1721580
Location

FREMONT, CA

Senior insider sale

See Remarks at ACM RESEARCH, INC. — senior position signals high conviction

$4.36M

130K shares

What this filing means

WANG DAVID H plans to sell 130K shares of ACM RESEARCH, INC. valued at approximately $4.36M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderWANG DAVID HCIK 1721580
IssuerACM RESEARCH, INC.CIK 1680062
DirectorOfficer10% Owner· See Remarks
Since Jun 2018
130K
Shares to sell
$4.36M
Approx. market value
60K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Sort

Stock Option Exercise

Cash

12/4/2025
60K
Total acquired60K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

70K

Market value

$2.31M

12/3/2025

Planned — Approximate Date

NASDAQPlanned

Units to sell

60K

Market value

$2.05M

12/4/2025
Total

Units

130K

Value

$4.36M

WANG DAVID H — Planned Insider Sale (Form 144) | Finecho