Tracy Liu sold $495K of ACM Research (ACMR)

Executed Sep 17 2025, disclosed Sep 19 2025, 2 days later.

Value, as filed

$495K

15,000 sh × $33.00

Executed

Sep 17 2025

the trade date, as filed

Disclosed

Sep 19 2025

2 days after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

Tracy Liu Director profile →

Tracy Liu (Director) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in ACM Research, Inc. Class A Common Stock (ACMR). The largest single filing was $2.9M of ACMR (60,000 sh across 4 lots, as filed), executed Mar 10.

The name

ACMR

ACM Research, Inc. Class A Common Stock ACMR · Technology · 45 filings in 24 months ticker →

Technology · ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells capital equipment in Mainland China and international…

More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→

Other filings by Tracy Liu in ACMR

ACMRSALE ACM Research, Inc. Class A Common Stock $2.9M
60,000 sh across 4 lots
Exec Mar 10
Filed Mar 12 · 5:30 PM ET ACMRSALE ACM Research, Inc. Class A Common Stock $450K
15,000 sh × $30.00
Exec Jul 15 2025
Filed Jul 17 2025 · 5:30 PM ET