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William Guyer

Chief Development Officer

William Guyer (Chief Development Officer) filed 15 Form 4 reports in the trailing twelve months (0 purchases, 15 sales, 1 filed past the two-business-day deadline), most often in Corcept Therapeutics Incorporated (CORT). The largest single filing was $1.8M of CORT (16,300 sh across 2 lots, as filed), executed Aug 10.

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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
15
0 buys · 15 sells · 1 late
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$15.1M
shares × price, as filed
Last traded
Aug 10
Filed Aug 12

Median ADV $130.9M across their filed names

Open performance
Volume by month
$2.9M$1.5M$0Oct 2024Apr 2025Oct 2025Apr 2026Oct 2024 · sells $463KNov 2024 · sells $490KMar 2025 · sells $1.2MMay 2025 · sells $2.9MJun 2025 · sells $1.4MJul 2025 · sells $322KAug 2025 · sells $2.5MSep 2025 · sells $1.4MOct 2025 · sells $1.8MNov 2025 · sells $1.8MDec 2025 · sells $1.9MJan 2026 · sells $704KFeb 2026 · sells $817KMar 2026 · sells $720KApr 2026 · sells $819KMay 2026 · sells $1.0MJun 2026 · sells $1.4MJul 2026 · sells $1.8MAug 2026 · sells $2.3M
Buys $0 Sells $25.9M

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

Sectors filed on
Healthcare 15 filings

Sector per market data · by filing · past 12 months

Most traded names
CORT Corcept Therapeutics Incorporated CORT · 0 buys · 24 sells 24 filings
Recent filings
CORTSALE Corcept Therapeutics Incorporated View filing → $817K
20,000 sh × $40.87
Exec Feb 3
Filed Feb 5 · 5:30 PM ET
CORTSALE Corcept Therapeutics Incorporated View filing → $704K
20,000 sh × $35.18
Exec Jan 6
Filed Jan 8 · 5:30 PM ET
CORTSALE Corcept Therapeutics Incorporated View filing → $1.5M
19,360 sh × $80.05
Exec Dec 2 2025
Filed Dec 3 2025 · 5:30 PM ET
CORTSALE Corcept Therapeutics Incorporated View filing → $364K
4,500 sh × $80.90
Exec Nov 25 2025
Filed Nov 26 2025 · 5:30 PM ET
CORTSALE Corcept Therapeutics Incorporated View filing → $364K
4,500 sh × $80.90
Exec Nov 25 2025
Filed Dec 3 2025 · 5:30 PM ET †
CORTSALE Corcept Therapeutics Incorporated View filing → $1.5M
19,700 sh across 2 lots
Exec Nov 5 2025
Filed Nov 7 2025 · 5:30 PM ET
CORTSALE Corcept Therapeutics Incorporated View filing → $1.8M
20,000 sh × $89.94
Exec Oct 7 2025
Filed Oct 9 2025 · 5:30 PM ET
CORTSALE Corcept Therapeutics Incorporated View filing → $1.4M
20,000 sh across 2 lots
Exec Sep 2 2025
Filed Sep 4 2025 · 5:30 PM ET
More filings →