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David Happel Insider Profile

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David Happel, President & CEO, Director at Sagimet Biosciences, Inc. Class A, holds 741.57K shares in Sagimet Biosciences, Inc. Class A (Ticker: SGMT), holds 5.23K shares in Raptor Pharmaceutical Corp. (Ticker: RPTP), holds 5.09K shares in Horizon Therapeutics (Ticker: HZNP). Most recently, David Happel Sold ― shares of Sagimet Biosciences, Inc. Class A on Jul 22, 2026 for an estimated value of $497.04K.
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David Happel

David Happel
Sagimet Biosciences, Inc. Class A (SGMT)
President & CEO, Director

Ranked #28,539 out of 108,328 Corporate Insiders

Profitable Transactions

50%
3 out of 6 Profitable Transactions

Average Return

+7.80%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$5M
100.00%
A breakdown of David Happel's holdings
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Insider Roles

Sagimet Biosciences, Inc. Class A
(SGMT)
President & CEO, Director
Roles that David Happel holds in companies
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Most Profitable Insider Trade

Stock:
Sagimet Biosciences, Inc. Class A
(SGMT)
Rating:Informative Buy
Date:Nov 20, 2023 - Nov 20, 2024
Return:+50.10%
The most profitable trade made by David Happel
See the Latest Stocks Traded by Insiders

David Happel's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
SGMT
Sagimet Biosciences, Inc. Class A
Jul 22, 2026
President & CEO, Director
Informative Sell
497.04K
$5.27M
RPTP
Raptor Pharmaceutical Corp.
Mar 03, 2016
―
Uninformative Sell
1.98K
$47.06K
HZNP
Horizon Therapeutics
―
―
―
$591.85K
List of latest transactions for each holding click on a transaction to see David Happel's performance on stock
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David Happel insider profile FAQ

What is the percentage of profitable transactions made by David Happel?
The percentage of profitable transactions made by David Happel is 50%.
    What is the average return per transaction made by David Happel?
    The average return per transaction made by David Happel is 7.80%.
      What stocks does David Happel hold?
      David Happel holds: SGMT, RPTP, HZNP stocks.
        What was David Happel’s latest transaction?
        David Happel latest transaction was an Informative Sell of $497.04K.
          What was David Happel's most profitable transaction?
          David Happel’s most profitable transaction was an Informative Buy of SGMT stock on November 20, 2023. The return on the trade was 50.10%.
            What is David Happel's role in Sagimet Biosciences, Inc. Class A?
            David Happel's role in Sagimet Biosciences, Inc. Class A is President & CEO, Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.