GILEAD SCIENCES, INC.

Ten-percent owner · ASMB, XLO, RCUS

As of 2026-09-16, GILEAD SCIENCES, INC. has 22 Form 4 transactions on record across 3 companies — 4 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 purchases 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: $1.3BIndirect: $0$1.3Bas of 2026-09-16
  • Direct $1.3B
  • Indirect $0
RCUSdirect31,424,760 sh$774.6M
XLOdirect40,384,266 sh$362.7M
ASMBdirect4,977,089 sh$126.8M

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

XLO · 13 trades
2026-02-13: Purchase, 3,739,000 sh ($2.0M)2025-11-26: Exercise, 13,335,000 sh ($10.0M)2025-11-26: Exercise, 13,335,000 sh ($0)2025-06-05: Purchase, 13,335,000 sh2025-06-05: Purchase, 13,335,000 sh2025-06-05: Purchase, 13,335,000 sh2025-06-05: Purchase, 13,335,000 sh2025-06-05: Purchase, 13,335,000 sh2025-06-05: Purchase, 13,335,000 sh2025-06-05: Purchase, 13,335,000 sh2025-06-05: Purchase, 13,335,000 sh2024-12-18: Purchase, 6,092,816 sh ($6.3M)2024-12-18: Purchase, 1,759,978 sh ($1.8M)
ASMB · 8 trades
2026-05-26: Award / grant, 471,698 sh ($12.5M)2025-08-08: Purchase, 1,147,960 sh2025-08-08: Purchase, 2,295,920 sh2025-08-08: Purchase, 1,147,960 sh2025-08-08: Purchase, 1,147,960 sh2025-08-08: Purchase, 1,147,960 sh2025-08-08: Purchase, 2,295,920 sh2024-12-19: Purchase, 940,499 sh ($20.1M)
RCUS · 1 trade
2025-02-18: Purchase, 1,363,636 sh ($15.0M)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-02-13XLOPurchase3,739,000 @ $0.53$2.0M+10.2% of holding40,384,266Form 4
2025-08-08ASMBPurchase1,147,960—ownership Δ n/a1,147,960Form 4
2025-08-08ASMBPurchase2,295,920—+103.9% of holding4,505,391Form 4
2025-08-08ASMBPurchase1,147,960—ownership Δ n/a1,147,960Form 4
2025-08-08ASMBPurchase1,147,960—ownership Δ n/a1,147,960Form 4
2025-08-08ASMBPurchase1,147,960—ownership Δ n/a1,147,960Form 4
2025-08-08ASMBPurchase2,295,920—+103.9% of holding4,505,391Form 4
2025-06-05XLOPurchase13,335,000—ownership Δ n/a13,335,000Form 4
2025-06-05XLOPurchase13,335,000—ownership Δ n/a13,335,000Form 4
2025-06-05XLOPurchase13,335,000—ownership Δ n/a13,335,000Form 4
2025-06-05XLOPurchase13,335,000—+133.7% of holding23,310,266Form 4
2025-06-05XLOPurchase13,335,000—ownership Δ n/a13,335,000Form 4
2025-06-05XLOPurchase13,335,000—+133.7% of holding23,310,266Form 4
2025-06-05XLOPurchase13,335,000—ownership Δ n/a13,335,000Form 4
2025-06-05XLOPurchase13,335,000—ownership Δ n/a13,335,000Form 4
2025-02-18RCUSPurchase1,363,636 @ $11.00$15.0M+4.5% of holding31,424,760Form 4
2024-12-19ASMBPurchase940,499 @ $21.37$20.1M+74.1% of holding2,209,471Form 4
2024-12-18XLOPurchase6,092,816 @ $1.04$6.3M+156.9% of holding9,975,266Form 4
2024-12-18XLOPurchase1,759,978 @ $1.04$1.8M+24.0% of holding9,105,451Form 4
3 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-26ASMBAward / grant471,6984,977,089Form 4
2025-11-26XLOExercise13,335,00036,645,266Form 4
2025-11-26XLOExercise13,335,0000Form 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.