Donfris Michael J

Officer · GBX

As of 2026-09-16, Donfris Michael J has 5 Form 4 transactions on record across 1 company — 4 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
GBXdirect25,596 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

GBX · 5 trades
2026-06-17: Withheld for tax, 351 sh ($17K)2025-10-22: Award / grant, 10,262 sh ($0)2025-10-18: Withheld for tax, 623 sh ($28K)2025-10-17: Withheld for tax, 724 sh ($33K)2025-06-17: Withheld for tax, 351 sh ($16K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
5 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-17GBXWithheld for tax35125,596Form 4
2025-10-22GBXAward / grant10,26225,947Form 4
2025-10-18GBXWithheld for tax62315,685Form 4
2025-10-17GBXWithheld for tax72416,308Form 4
2025-06-17GBXWithheld for tax35117,032Form 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.