Biber Katie

Director · RUM

As of 2026-09-16, Biber Katie has 6 Form 4 transactions on record across 1 company — 3 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: $626KIndirect: $0$626Kas of 2026-09-16
  • Direct $626K
  • Indirect $0
RUMdirect75,383 sh$626K

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

RUM · 6 trades
2026-06-12: Withheld for tax, 13,877 sh ($105K)2026-06-12: Award / grant, 33,519 sh ($0)2026-04-02: Withheld for tax, 16,541 sh ($82K)2025-06-12: Award / grant, 27,273 sh ($0)2025-06-12: Award / grant, 12,500 sh ($0)2025-04-03: Award / grant, 32,509 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
6 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-12RUMWithheld for tax13,87775,383Form 4
2026-06-12RUMAward / grant33,51989,260Form 4
2026-04-02RUMWithheld for tax16,54155,741Form 4
2025-06-12RUMAward / grant27,27359,782Form 4
2025-06-12RUMAward / grant12,50072,282Form 4
2025-04-03RUMAward / grant32,50932,509Form 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.