Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 2 boards, counting each seat separately. Longest: ACM Research Inc., 3 years.
ACM Research Inc.
Director
AXT Inc
Director
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
ACM Research Inc. June 10, 202693.8%
-
ACM Research Inc. June 12, 202592.9%
-
ACM Research Inc. June 13, 202495.4%
-
ACM Research Inc. June 15, 202395.3%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 11, 2026 | ACM Research Inc. | Option exercise | +15,000 | $1.00 | $15,000 |
| Mar 11, 2026 | ACM Research Inc. | Open-market sale | −11,623 | $47.81 | $555,696 |
| Mar 11, 2026 | ACM Research Inc. | Open-market sale | −3,377 | $48.25 | $162,940 |
| Mar 10, 2026 | ACM Research Inc. | Option exercise | +45,000 | $1.00 | $45,000 |
| Mar 10, 2026 | ACM Research Inc. | Open-market sale | −32,216 | $47.06 | $1,516,085 |
| Mar 10, 2026 | ACM Research Inc. | Open-market sale | −12,784 | $48.19 | $616,061 |
| Sep 17, 2025 | ACM Research Inc. | Option exercise | +15,000 | $1.00 | $15,000 |
| Sep 17, 2025 | ACM Research Inc. | Open-market sale | −15,000 | $33.00 | $495,000 |
| Jul 15, 2025 | ACM Research Inc. | Option exercise | +15,000 | $1.00 | $15,000 |
| Jul 15, 2025 | ACM Research Inc. | Open-market sale | −15,000 | $30.00 | $450,000 |
| Feb 28, 2024 | ACM Research Inc. | Option exercise | +12,500 | $5.60 | $70,000 |
| Feb 28, 2024 | ACM Research Inc. | Open-market sale | −12,500 | $25.20 | $315,000 |
| Dec 26, 2023 | ACM Research Inc. | Option exercise | +10,000 | $5.60 | $56,000 |
| Dec 26, 2023 | ACM Research Inc. | Open-market sale | −10,000 | $20.00 | $200,000 |
| Nov 20, 2023 | ACM Research Inc. | Option exercise | +15,000 | $7.36 | $110,400 |
Questions about Tracy Liu
What boards is Tracy Liu on?
Tracy Liu sits on the boards of ACM Research Inc. and AXT Inc.
How long has Tracy Liu served on boards?
Our records show at least 4 years of board service across 2 boards, the earliest from 2023.
Reviews (0)
Sign in to write a review.
No reviews yet. Be the first to write one.