Adcock Richard

Director · Officer · IBRX

As of 2026-09-27, Adcock Richard has 19 Form 4 transactions on record across 1 company — 9 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: $1.3MIndirect: $0$1.3Mas of 2026-09-27
  • Direct $1.3M
  • Indirect $0
IBRXdirect152,439 sh$1.3M

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

IBRX · 19 trades
2026-02-22: Withheld for tax, 77,560 sh ($675K)2026-02-22: Option exercise, 152,439 sh ($0)2026-02-22: Option exercise, 152,439 sh ($0)2026-02-10: Withheld for tax, 140,048 sh ($971K)2026-02-10: Option exercise, 274,122 sh ($0)2026-02-10: Option exercise, 274,122 sh ($0)2025-12-31: Withheld for tax, 17,510 sh ($35K)2025-12-31: Option exercise, 34,483 sh ($0)2025-12-31: Option exercise, 34,483 sh ($0)2025-02-22: Withheld for tax, 78,167 sh ($267K)2025-02-22: Option exercise, 152,439 sh ($0)2025-02-22: Option exercise, 152,439 sh ($0)2025-02-10: Award / grant, 2,812,500 sh ($0)2025-02-10: Award / grant, 822,368 sh ($0)2024-12-31: Withheld for tax, 17,475 sh ($45K)2024-12-31: Option exercise, 34,483 sh ($0)2024-12-31: Option exercise, 34,483 sh ($0)2024-02-22: Award / grant, 1,591,463 sh ($0)2024-02-22: Award / grant, 457,317 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
19 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-02-22IBRXWithheld for tax77,560560,344Form 4
2026-02-22IBRXOption exercise152,439152,439Form 4
2026-02-22IBRXOption exercise152,439637,904Form 4
2026-02-10IBRXWithheld for tax140,048485,465Form 4
2026-02-10IBRXOption exercise274,122625,513Form 4
2026-02-10IBRXOption exercise274,122548,246Form 4
2025-12-31IBRXWithheld for tax17,510351,391Form 4
2025-12-31IBRXOption exercise34,483368,901Form 4
2025-12-31IBRXOption exercise34,48351,731Form 4
2025-02-22IBRXWithheld for tax78,167334,418Form 4
2025-02-22IBRXOption exercise152,439304,878Form 4
2025-02-22IBRXOption exercise152,439412,585Form 4
2025-02-10IBRXAward / grant2,812,5002,812,500Form 4
2025-02-10IBRXAward / grant822,368822,368Form 4
2024-12-31IBRXWithheld for tax17,475260,146Form 4
2024-12-31IBRXOption exercise34,48386,214Form 4
2024-12-31IBRXOption exercise34,483277,621Form 4
2024-02-22IBRXAward / grant1,591,4631,591,463Form 4
2024-02-22IBRXAward / grant457,317457,317Form 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.