Liu Tracy

CIK 00017212991 companyFREMONT, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001721299

Recent Transactions

37 trades

Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2025-09-17$1.00/sh+15,000→ 125,772 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2025-09-17−15,000→ 60,000 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2025-09-17$33.00/sh−15,000→ 110,772 total
Award
ACM Research, Inc.$ACMR
Stock Option
2025-08-12+20,000→ 20,000 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2025-07-15$1.00/sh+15,000→ 125,772 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2025-07-15$30.00/sh−15,000→ 110,772 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2025-07-15−15,000→ 75,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2024-08-12+20,000→ 20,000 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2024-02-28$5.60/sh+12,500→ 123,272 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2024-02-28$25.20/sh−12,500→ 110,772 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2024-02-28−12,500→ 19,500 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2023-12-26−10,000→ 32,000 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2023-12-26$5.60/sh+10,000→ 120,772 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2023-12-26$20.00/sh−10,000→ 110,772 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2023-11-20$7.36/sh+15,000→ 51,924 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2023-11-20−15,000→ 0 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2023-11-20$17.91/sh−15,000→ 36,924 total
Award
ACM Research, Inc.$ACMR
Stock Option
2023-08-10−30,000→ 30,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2023-08-10−24,000→ 24,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2023-08-10−30,000→ 30,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2023-08-10−24,000→ 24,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2022-06-30+24,000→ 24,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2021-02-22+5,000→ 5,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2021-02-22+5,000→ 5,000 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2021-02-12$120.00/sh−2,000→ 36,924 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2021-02-10$110.00/sh−1,600→ 38,924 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2021-02-09$110.00/sh−400→ 40,524 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2021-01-06$100.00/sh−2,000→ 40,924 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2020-09-10−6,000→ 14,000 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2020-09-10$16.81/sh+6,000→ 42,924 total
Award
ACM Research, Inc.$ACMR
Stock Option
2020-03-20+5,000→ 5,000 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2020-03-18−20,000→ 30,000 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2020-03-18$3.00/sh+20,000→ 36,924 total
Disposition to Issuer
ACM Research, Inc.$ACMR
Class A Common Stock
2019-08-23$13.20/sh−2,143→ 16,924 total
Award
ACM Research, Inc.$ACMR
Stock Options
2019-04-23+20,000→ 20,000 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2018-06-28$3.00/sh+16,667→ 19,067 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2018-06-28−16,667→ 0 total

Companies

ACM Research, Inc.
Director
$ACMR

Recent Filings

Address

C/O ACM RESEARCH, INC. 42307 OSGOOD ROAD, SUITE I

FREMONT, CA, 94539

View on SEC.gov