Liu Tracy
SEC insider (Form 3/4/5 filer). CIK 0001721299. Director at ACM Research, Inc. (ACMR) and 1 other issuer. 13 reported Form 4/5 transactions since Sep 2024; latest on Aug 12, 2026. Located in FREMONT, CA.
Companies Liu Tracy has filed insider reports for
- ACM Research, Inc. (ACMR): Director
- AXT INC (AXTI): Director
Liu Tracy
CIK: 0001721299
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (13 total)
- Aug 12, 2026ACMR
ACM Research, Inc.
AwardDirectStock Option
6.4K shares- - Aug 12, 2026ACMR
ACM Research, Inc.
AwardDirectRestricted Stock Units
728 shares- - Mar 11, 2026ACMR
ACM Research, Inc.
SaleDirect11.6K shares at avg. $47.81$556K - Mar 11, 2026ACMR
ACM Research, Inc.
ExerciseDirect15K shares at avg. $1.00$15K - Mar 11, 2026ACMR
ACM Research, Inc.
SaleDirect3.4K shares at avg. $48.25$163K - Mar 10, 2026ACMR
ACM Research, Inc.
ExerciseDirect45K shares at avg. $1.00$45K - Mar 10, 2026ACMR
ACM Research, Inc.
SaleDirect32.2K shares at avg. $47.06$1.5M - Mar 10, 2026ACMR
ACM Research, Inc.
SaleDirect12.8K shares at avg. $48.19$616K - Sep 17, 2025ACMR
ACM Research, Inc.
ExerciseDirect15K shares at avg. $1.00$15K - Sep 17, 2025ACMR
ACM Research, Inc.
SaleDirect15K shares at avg. $33.00$495K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 12, 2026 |  ACMR ACM Research, Inc. | Award Stock Option | 6,400 | - | - | Direct |
| Aug 12, 2026 | ACMR ACM Research, Inc. | Award Restricted Stock Units | 728 | - | - | Direct |
| Mar 11, 2026 | ACMR ACM Research, Inc. | Sale | 11,623 | $47.81 | $555,696 | Direct |
| Mar 11, 2026 | ACMR ACM Research, Inc. | Exercise | 15,000 | $1.00 | $15,000 | Direct |
| Mar 11, 2026 | ACMR ACM Research, Inc. | Sale | 3,377 | $48.25 | $162,940 | Direct |
| Mar 10, 2026 | ACMR ACM Research, Inc. | Exercise | 45,000 | $1.00 | $45,000 | Direct |
| Mar 10, 2026 | ACMR ACM Research, Inc. | Sale | 32,216 | $47.06 | $1,516,085 | Direct |
| Mar 10, 2026 | ACMR ACM Research, Inc. | Sale | 12,784 | $48.19 | $616,061 | Direct |
| Sep 17, 2025 | ACMR ACM Research, Inc. | Exercise | 15,000 | $1.00 | $15,000 | Direct |
| Sep 17, 2025 | ACMR ACM Research, Inc. | Sale | 15,000 | $33.00 | $495,000 | Direct |
1-10 of 13 transactions