Kumbier Michelle

Director · RYZ, ABT, TDY, RYI

As of 2026-09-16, Kumbier Michelle has 12 Form 4 transactions on record across 4 companies — 7 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: $3.7MIndirect: $0$3.7Mas of 2026-09-16
  • Direct $3.7M
  • Indirect $0
ABTdirect18,000 sh$1.8M
TDYdirect2,888 sh$1.7M
RYZdirect3,067 sh$74K
RYIdirect2,756 sh$62K

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

RYI · 5 trades
2026-01-01: Award / grant, 347 sh ($0)2025-09-30: Award / grant, 382 sh ($0)2025-06-30: Award / grant, 405 sh ($0)2025-04-01: Award / grant, 381 sh ($0)2024-12-31: Award / grant, 472 sh ($0)
RYZ · 3 trades
2026-07-23: Award / grant, 3,067 sh ($0)2026-07-23: Award / grant, 97 sh ($0)2026-04-10: Award / grant, 389 sh ($0)
ABT · 2 trades
2026-04-24: Award / grant, 2,286 sh ($0)2025-04-25: Award / grant, 1,635 sh ($0)
TDY · 2 trades
2026-04-22: Award / grant, 319 sh ($0)2025-04-23: Award / grant, 468 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
12 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-23RYZAward / grant3,0673,067Form 4
2026-07-23RYZAward / grant973,242Form 4
2026-04-24ABTAward / grant2,28618,000Form 4
2026-04-22TDYAward / grant3192,888Form 4
2026-04-10RYZAward / grant3893,145Form 4
2026-01-01RYIAward / grant3472,756Form 4
2025-09-30RYIAward / grant3822,409Form 4
2025-06-30RYIAward / grant4052,027Form 4
2025-04-25ABTAward / grant1,63515,714Form 4
2025-04-23TDYAward / grant4682,569Form 4
2025-04-01RYIAward / grant3811,622Form 4
2024-12-31RYIAward / grant4721,241Form 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.