Liu Tracy

Director · ACMR

As of 2026-09-16, Liu Tracy has 17 Form 4 transactions on record across 1 company — 10 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $47KIndirect: $0$47Kas of 2026-09-16
  • Direct $47K
  • Indirect $0
ACMRdirect728 sh$47K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

ACMR · 17 trades
2026-08-12: Award / grant, 728 sh ($0)2026-08-12: Award / grant, 6,400 sh ($0)2026-03-11: Sale, 11,623 sh ($556K)2026-03-11: Sale, 3,377 sh ($163K)2026-03-11: Option exercise, 15,000 sh ($15K)2026-03-11: Option exercise, 15,000 sh ($0)2026-03-10: Sale, 32,216 sh ($1.5M)2026-03-10: Sale, 12,784 sh ($616K)2026-03-10: Option exercise, 45,000 sh ($45K)2026-03-10: Option exercise, 45,000 sh ($0)2025-09-17: Sale, 15,000 sh ($495K)2025-09-17: Option exercise, 15,000 sh ($15K)2025-09-17: Option exercise, 15,000 sh ($0)2025-08-12: Award / grant, 20,000 sh ($0)2025-07-15: Sale, 15,000 sh ($450K)2025-07-15: Option exercise, 15,000 sh ($15K)2025-07-15: Option exercise, 15,000 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-03-11ACMRSale11,623 @ $47.81$556K−9.2% of holding114,149Form 4
2026-03-11ACMRSale3,377 @ $48.25$163K−3.0% of holding110,772Form 4
2026-03-10ACMRSale32,216 @ $47.06$1.5M−20.7% of holding123,556Form 4
2026-03-10ACMRSale12,784 @ $48.19$616K−10.3% of holding110,772Form 4
2025-09-17ACMRSale15,000 @ $33.00$495K−11.9% of holding110,772Form 4
2025-07-15ACMRSale15,000 @ $30.00$450K−11.9% of holding110,772Form 4
11 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-12ACMRAward / grant728728Form 4
2026-08-12ACMRAward / grant6,4006,400Form 4
2026-03-11ACMROption exercise15,000125,772Form 4
2026-03-11ACMROption exercise15,0000Form 4
2026-03-10ACMROption exercise45,000155,772Form 4
2026-03-10ACMROption exercise45,00015,000Form 4
2025-09-17ACMROption exercise15,000125,772Form 4
2025-09-17ACMROption exercise15,00060,000Form 4
2025-08-12ACMRAward / grant20,00020,000Form 4
2025-07-15ACMROption exercise15,000125,772Form 4
2025-07-15ACMROption exercise15,00075,000Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.