CHANG VANESSA C L

Director · RIG

As of 2026-09-16, CHANG VANESSA C L has 3 Form 4 transactions on record across 1 company — 1 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: $169KIndirect: $0$169Kas of 2026-09-16
  • Direct $169K
  • Indirect $0
RIGdirect30,435 sh$169K

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

RIG · 3 trades
2026-05-22: Award / grant, 30,435 sh ($0)2025-05-30: Award / grant, 82,353 sh ($0)2025-04-30: Purchase, 10,000 sh ($21K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-04-30RIGPurchase10,000 @ $2.14$21K+20.3% of holding59,200Form 4
2 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-22RIGAward / grant30,43530,435Form 4
2025-05-30RIGAward / grant82,35382,353Form 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.