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Daniel Patrick O'Day

Chairman & CEO

Daniel Patrick O'Day (Chairman & CEO) filed 14 Form 4 reports in the trailing twelve months (0 purchases, 14 sales), most often in Gilead Sciences, Inc. (GILD). The largest single filing was $17.3M of GILD (115,640 sh × $150.00, as filed), executed Feb 5.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
14
0 buys · 14 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$50.1M
shares × price, as filed
Last traded
Sep 1
Filed Sep 2

Median ADV $1.0B across their filed names

Open performance
Volume by month
$17.3M$8.7M$0Oct 2024Apr 2025Oct 2025Apr 2026Jun 2025 · sells $1.1MJul 2025 · sells $2.2MAug 2025 · sells $1.1MSep 2025 · sells $1.1MOct 2025 · sells $1.2MDec 2025 · sells $2.5MJan 2026 · sells $17.0MFeb 2026 · sells $17.3MMar 2026 · sells $2.8MApr 2026 · sells $1.3MJun 2026 · sells $2.0MJul 2026 · sells $1.9MAug 2026 · sells $1.9MSep 2026 · sells $2.2M
Buys $0 Sells $55.7M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Healthcare 14 filings

Sector per market data · by filing · past 12 months

Most traded names
GILD Gilead Sciences, Inc. GILD · 0 buys · 18 sells 18 filings
Recent filings
GILDSALE Gilead Sciences, Inc. View filing → $2.2M
15,000 sh across 3 lots
Exec Sep 1
Filed Sep 2 · 4:12 PM ET
GILDSALE Gilead Sciences, Inc. View filing → $1.9M
14,400 sh across 2 lots
Exec Aug 3
Filed Aug 4 · 5:40 PM ET
GILDSALE Gilead Sciences, Inc. View filing → $1.9M
15,000 sh across 2 lots
Exec Jul 1
Filed Jul 2 · 4:14 PM ET
GILDSALE Gilead Sciences, Inc. View filing → $2.0M
15,000 sh across 3 lots
Exec Jun 1
Filed Jun 2 · 5:30 PM ET
GILDSALE Gilead Sciences, Inc. View filing → $1.3M
10,000 sh across 2 lots
Exec Apr 28
Filed Apr 29 · 5:30 PM ET
GILDSALE Gilead Sciences, Inc. View filing → $1.4M
10,000 sh × $136.82
Exec Mar 27
Filed Mar 30 · 5:30 PM ET
GILDSALE Gilead Sciences, Inc. View filing → $1.4M
9,900 sh across 2 lots
Exec Feb 27
Filed Mar 2 · 5:30 PM ET
GILDSALE Gilead Sciences, Inc. View filing → $17.3M
115,640 sh × $150.00
Exec Feb 5
Filed Feb 6 · 5:30 PM ET
More filings →