Santos Esteban

Officer · AMGN

As of 2026-09-16, Santos Esteban has 24 Form 4 transactions on record across 1 company — 14 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.

Pattern in the record: open-market sales filed in February in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $31.2MIndirect: $0$31.2Mas of 2026-09-16
  • Direct $31.2M
  • Indirect $0
AMGNdirect82,847 sh$31.2M

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

AMGN · 24 trades
2026-05-07: Withheld for tax, 522 sh ($173K)2026-05-06: Withheld for tax, 427 sh ($141K)2026-05-05: Award / grant, 17,814 sh ($5.9M)2026-05-05: Award / grant, 2,730 sh ($0)2026-05-02: Withheld for tax, 697 sh ($230K)2026-05-02: Withheld for tax, 641 sh ($211K)2026-03-16: Withheld for tax, 5,621 sh ($2.1M)2026-03-03: Award / grant, 11,259 sh ($0)2026-02-26: Sale, 30,501 sh ($11.6M)2026-02-26: Sale, 24,291 sh ($9.2M)2026-02-26: Option exercise, 30,501 sh ($5.0M)2026-02-26: Option exercise, 24,291 sh ($4.3M)2026-02-26: Option exercise, 30,501 sh ($0)2026-02-26: Option exercise, 24,291 sh ($0)2025-05-06: Award / grant, 21,510 sh ($5.8M)2025-05-06: Award / grant, 3,327 sh ($0)2025-05-02: Withheld for tax, 655 sh ($186K)2025-05-02: Withheld for tax, 621 sh ($176K)2025-04-30: Withheld for tax, 759 sh ($219K)2025-03-17: Withheld for tax, 3,393 sh ($1.1M)2025-03-03: Award / grant, 6,792 sh ($0)2025-02-19: Sale, 8,711 sh ($2.6M)2025-02-19: Option exercise, 8,711 sh ($1.4M)2025-02-19: Option exercise, 8,711 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-02-26AMGNSale30,501 @ $379.12$11.6M−28.5% of holding76,618Form 4
2026-02-26AMGNSale24,291 @ $379.12$9.2M−24.1% of holding76,618Form 4
2025-02-19AMGNSale8,711 @ $292.84$2.6M−10.9% of holding71,546Form 4
21 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-07AMGNWithheld for tax52282,847Form 4
2026-05-06AMGNWithheld for tax42783,369Form 4
2026-05-05AMGNAward / grant17,81417,814Form 4
2026-05-05AMGNAward / grant2,73083,796Form 4
2026-05-02AMGNWithheld for tax69781,707Form 4
2026-05-02AMGNWithheld for tax64181,066Form 4
2026-03-16AMGNWithheld for tax5,62182,404Form 4
2026-03-03AMGNAward / grant11,25987,877Form 4
2026-02-26AMGNOption exercise30,501107,119Form 4
2026-02-26AMGNOption exercise24,291100,909Form 4
2026-02-26AMGNOption exercise30,5010Form 4
2026-02-26AMGNOption exercise24,2910Form 4
2025-05-06AMGNAward / grant21,51021,510Form 4
2025-05-06AMGNAward / grant3,32776,367Form 4
2025-05-02AMGNWithheld for tax65573,661Form 4
2025-05-02AMGNWithheld for tax62173,040Form 4
2025-04-30AMGNWithheld for tax75974,316Form 4
2025-03-17AMGNWithheld for tax3,39375,075Form 4
2025-03-03AMGNAward / grant6,79278,338Form 4
2025-02-19AMGNOption exercise8,71180,257Form 4
2025-02-19AMGNOption exercise8,7110Form 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.