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DH
Insider

David Happel

President & CEO

David Happel (President & CEO) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in Sagimet Biosciences Inc. (SGMT). The largest single filing was $497K of SGMT (64,051 sh × $7.76, as filed), executed Jul 20.

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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
1
0 buys · 1 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$497K
shares × price, as filed
Last traded
Jul 20
Filed Jul 22

Median ADV $12.5M across their filed names

Open performance
Volume by month
$598K$299K$0Oct 2024Apr 2025Oct 2025Apr 2026Jul 2025 · sells $598KJul 2026 · sells $497K
Buys $0 Sells $1.1M

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

Sectors filed on
Healthcare 1 filing

Sector per market data · by filing · past 12 months

Most traded names
SGMT Sagimet Biosciences Inc. SGMT · 0 buys · 2 sells 2 filings
Recent filings
SGMTSALE Sagimet Biosciences Inc. View filing → $497K
64,051 sh × $7.76
Exec Jul 20
Filed Jul 22 · 4:05 PM ET
SGMTSALE Sagimet Biosciences Inc. View filing → $598K
65,478 sh × $9.13
Exec Jul 21 2025
Filed Jul 23 2025 · 5:30 PM ET