Ketchum Steven B

Officer · AMRN

As of 2026-09-16, Ketchum Steven B has 36 Form 4 transactions on record across 1 company — 18 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: $617KIndirect: $0$617Kas of 2026-09-16
  • Direct $617K
  • Indirect $0
AMRNdirect44,567 sh$617K

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

AMRN · 36 trades
2026-07-01: Withheld for tax, 1,887 sh ($30K)2026-07-01: Award / grant, 3,688 sh ($0)2026-07-01: Option exercise, 3,688 sh2026-07-01: Option exercise, 3,688 sh2026-02-01: Award / grant, 8,013 sh ($0)2026-02-01: Award / grant, 36,060 sh ($0)2026-01-31: Withheld for tax, 1,235 sh ($19K)2026-01-31: Withheld for tax, 1,062 sh ($16K)2026-01-31: Option exercise, 1,933 sh ($0)2026-01-31: Option exercise, 2,246 sh ($0)2026-01-31: Option exercise, 2,246 sh2026-01-31: Option exercise, 1,933 sh2026-01-31: Option exercise, 2,246 sh2026-01-31: Option exercise, 1,933 sh2026-01-02: Withheld for tax, 2,041 sh ($28K)2026-01-02: Award / grant, 3,688 sh ($0)2026-01-02: Option exercise, 3,688 sh2026-01-02: Option exercise, 3,688 sh2025-01-31: Withheld for tax, 24,833 sh ($15K)2025-01-31: Withheld for tax, 21,093 sh ($13K)2025-01-31: Withheld for tax, 19,197 sh ($12K)2025-01-31: Option exercise, 44,933 sh ($0)2025-01-31: Option exercise, 38,667 sh ($0)2025-01-31: Option exercise, 34,566 sh ($0)2025-01-31: Option exercise, 38,667 sh2025-01-31: Option exercise, 34,566 sh2025-01-31: Option exercise, 44,933 sh2025-01-31: Option exercise, 38,667 sh2025-01-31: Option exercise, 44,933 sh2025-01-31: Option exercise, 34,566 sh2025-01-30: Withheld for tax, 28,382 sh ($18K)2025-01-30: Option exercise, 51,500 sh ($0)2025-01-30: Award / grant, 51,500 sh ($0)2025-01-30: Option exercise, 51,500 sh2025-01-30: Option exercise, 51,500 sh2025-01-10: Award / grant, 663,878 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
36 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-01AMRNWithheld for tax1,88742,680Form 4
2026-07-01AMRNAward / grant3,6880Form 4
2026-07-01AMRNOption exercise3,68844,567Form 4
2026-07-01AMRNOption exercise3,68844,567Form 4
2026-02-01AMRNAward / grant8,0138,013Form 4
2026-02-01AMRNAward / grant36,06036,060Form 4
2026-01-31AMRNWithheld for tax1,23540,008Form 4
2026-01-31AMRNWithheld for tax1,06240,879Form 4
2026-01-31AMRNOption exercise1,9331,933Form 4
2026-01-31AMRNOption exercise2,2460Form 4
2026-01-31AMRNOption exercise2,24641,243Form 4
2026-01-31AMRNOption exercise1,93341,941Form 4
2026-01-31AMRNOption exercise2,24641,243Form 4
2026-01-31AMRNOption exercise1,93341,941Form 4
2026-01-02AMRNWithheld for tax2,04138,997Form 4
2026-01-02AMRNAward / grant3,6883,688Form 4
2026-01-02AMRNOption exercise3,68841,038Form 4
2026-01-02AMRNOption exercise3,68841,038Form 4
2025-01-31AMRNWithheld for tax24,833729,427Form 4
2025-01-31AMRNWithheld for tax21,093747,001Form 4
2025-01-31AMRNWithheld for tax19,197709,327Form 4
2025-01-31AMRNOption exercise44,93344,934Form 4
2025-01-31AMRNOption exercise38,66777,333Form 4
2025-01-31AMRNOption exercise34,5660Form 4
2025-01-31AMRNOption exercise38,667768,094Form 4
2025-01-31AMRNOption exercise34,566728,524Form 4
2025-01-31AMRNOption exercise44,933754,260Form 4
2025-01-31AMRNOption exercise38,667768,094Form 4
2025-01-31AMRNOption exercise44,933754,260Form 4
2025-01-31AMRNOption exercise34,566728,524Form 4
2025-01-30AMRNWithheld for tax28,382693,958Form 4
2025-01-30AMRNOption exercise51,5000Form 4
2025-01-30AMRNAward / grant51,5000Form 4
2025-01-30AMRNOption exercise51,500722,340Form 4
2025-01-30AMRNOption exercise51,500722,340Form 4
2025-01-10AMRNAward / grant663,878663,878Form 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.