Chiu Adrian C

Officer · PNR

As of 2026-09-16, Chiu Adrian C has 14 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: $1.1MIndirect: $0$1.1Mas of 2026-09-16
  • Direct $1.1M
  • Indirect $0
PNRdirect19,442 sh$1.1M

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

PNR · 14 trades
2026-02-23: Withheld for tax, 1,854 sh ($188K)2026-02-23: Award / grant, 17,970 sh ($0)2026-02-06: Withheld for tax, 1,559 sh ($151K)2026-02-06: Option exercise, 2,760 sh ($90K)2026-02-06: Option exercise, 2,760 sh ($0)2026-01-03: Withheld for tax, 218 sh ($22K)2026-01-02: Withheld for tax, 226 sh ($24K)2026-01-02: Withheld for tax, 132 sh ($14K)2026-01-02: Award / grant, 3,556 sh ($0)2026-01-02: Award / grant, 9,965 sh ($0)2025-02-24: Withheld for tax, 598 sh ($55K)2025-02-24: Award / grant, 4,246 sh ($0)2025-01-04: Withheld for tax, 2,149 sh ($214K)2025-01-03: Withheld for tax, 300 sh ($30K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
14 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-02-23PNRWithheld for tax1,85419,442Form 4
2026-02-23PNRAward / grant17,97034,456Form 4
2026-02-06PNRWithheld for tax1,55916,418Form 4
2026-02-06PNROption exercise2,76017,977Form 4
2026-02-06PNROption exercise2,7600Form 4
2026-01-03PNRWithheld for tax21815,193Form 4
2026-01-02PNRWithheld for tax22615,675Form 4
2026-01-02PNRWithheld for tax13215,675Form 4
2026-01-02PNRAward / grant3,5567,264Form 4
2026-01-02PNRAward / grant9,9659,965Form 4
2025-02-24PNRWithheld for tax59814,278Form 4
2025-02-24PNRAward / grant4,24617,985Form 4
2025-01-04PNRWithheld for tax2,14913,657Form 4
2025-01-03PNRWithheld for tax3009,660Form 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.