O'Day Daniel Patrick

Gilead Sciences, Inc. · Chairman & CEO

O'Day Daniel Patrick serves as the Chairman and CEO of Gilead Sciences, Inc., a leading biopharmaceutical company focused on discovering, developing, and commercializing innovative medicines. Under his leadership, Gilead has emphasized advancements in healthcare, particularly in antiviral therapies. His recent insider trading activity, tracked through SEC Form 4 filings, shows a consistent pattern of sale activity, with a total of 51 disclosures from February 6, 2025, to July 2, 2026. Notably, his largest disclosed transaction involved a grant/exercise valued at approximately $19.9 million.

History Trades

CompanyValueActionPriceLast Price
Gilead Sciences, Inc.GILD$1M10.9k sharesSellJun 1, 2026$131.10$130.04
Gilead Sciences, Inc.GILD$405k3.1k sharesSellJun 1, 2026$132.22$130.04
Gilead Sciences, Inc.GILD$138k1k sharesSellJun 1, 2026$132.97$130.04
Gilead Sciences, Inc.GILD$895k7k sharesSellApr 28, 2026$128.79$130.04
Gilead Sciences, Inc.GILD$397k3.1k sharesSellApr 28, 2026$130.01$130.04
Gilead Sciences, Inc.GILD$1M10k sharesSellMar 27, 2026$136.82$130.04
Gilead Sciences, Inc.GILD$932k6.4k sharesSellFeb 27, 2026$145.18$130.04
Gilead Sciences, Inc.GILD$501k3.5k sharesSellFeb 27, 2026$144.04$130.04
Gilead Sciences, Inc.GILD$15k100 sharesSellFeb 27, 2026$145.71$130.04
Gilead Sciences, Inc.GILD$17M115.6k sharesSellFeb 5, 2026$150.00$130.04
Gilead Sciences, Inc.GILD$702k5k sharesSellJan 28, 2026$139.54$130.04
Gilead Sciences, Inc.GILD$697k5k sharesSellJan 28, 2026$140.24$130.04
Gilead Sciences, Inc.GILD$16M115.6k sharesSellJan 23, 2026$135.00$130.04
Gilead Sciences, Inc.GILD$1M10k sharesSellDec 29, 2025$124.83$130.04
Gilead Sciences, Inc.GILD$861k6.8k sharesSellNov 28, 2025$126.84$130.04
Gilead Sciences, Inc.GILD$404k3.2k sharesSellNov 28, 2025$125.91$130.04
Gilead Sciences, Inc.GILD$954k8k sharesSellOct 28, 2025$119.54$130.04
Gilead Sciences, Inc.GILD$240k2k sharesSellOct 28, 2025$118.82$130.04
Gilead Sciences, Inc.GILD$896k8k sharesSellSep 29, 2025$111.47$130.04
Gilead Sciences, Inc.GILD$220k2k sharesSellSep 29, 2025$112.42$130.04
Gilead Sciences, Inc.GILD$1M10k sharesSellAug 28, 2025$113.63$130.04
Gilead Sciences, Inc.GILD$952k8.3k sharesSellJul 28, 2025$114.09$130.04
Gilead Sciences, Inc.GILD$187k1.7k sharesSellJul 28, 2025$113.17$130.04
Gilead Sciences, Inc.GILD$1M9.4k sharesSellJun 30, 2025$110.40$130.04
Gilead Sciences, Inc.GILD$67k600 sharesSellJun 30, 2025$111.15$130.04
Gilead Sciences, Inc.GILD$706k6.4k sharesSellMay 30, 2025$110.11$130.04
Gilead Sciences, Inc.GILD$398k3.6k sharesSellMay 30, 2025$110.96$130.04