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Leon Moulder Insider Profile
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Leon Moulder, CEO, Director at Tesaro, holds 1.98M shares in Zenas BioPharma, Inc. (Ticker: ZBIO), holds 72.60K shares in Zai Lab (Ticker: ZLAB), holds 1.44M shares in Dianthus Therapeutics (Ticker: DNTH). Most recently, Leon Moulder Bought ― shares of Zenas BioPharma, Inc. on Oct 09, 2025 for an estimated value of $769.95K.
Profitable Transactions
3 out of 6 Profitable Transactions
Average Return
+69.40%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that Leon Moulder holds in companies
Most Profitable Insider Trade
The most profitable trade made by Leon Moulder
Leon Moulder's Trading History
Tesaro
Jan 22, 2019
―
Uninformative Sell
77.97M
$0.00
Zai Lab
Jun 23, 2025
Director
Uninformative Buy
―
$2.05M
Dianthus Therapeutics
Jan 24, 2024
Director
Uninformative Buy
2.00M
$51.22M
Zenas BioPharma, Inc.
Oct 09, 2025
CEO, Director
Informative Buy
769.95K
$47.30M
Trevena
Feb 04, 2019
Director
Informative Buy
102.00K
$1.80K
Cubist Pharma
Jan 21, 2015
―
Uninformative Sell
1.13M
―
List of latest transactions for each holding click on a transaction to see Leon Moulder's performance on stock
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Leon Moulder insider profile FAQ
What is the percentage of profitable transactions made by Leon Moulder?
The percentage of profitable transactions made by Leon Moulder is 50%.
What is the average return per transaction made by Leon Moulder?
The average return per transaction made by Leon Moulder is 69.40%.
What stocks does Leon Moulder hold?
Leon Moulder holds: TSRO, ZLAB, DNTH, ZBIO, TRVN, CBST stocks.
What was Leon Moulder’s latest transaction?
Leon Moulder latest transaction was an Informative Buy of $769.95K.
What was Leon Moulder's most profitable transaction?
Leon Moulder’s most profitable transaction was an Informative Buy of ZBIO stock on December 4, 2024. The return on the trade was 170.20%.
What is Leon Moulder's role in Tesaro?
Leon Moulder's role in Tesaro is CEO, Director.
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