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William Bertrand Insider Profile
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William Bertrand, General Counsel at Infinity Pharmaceuticals, holds 986.35K shares in Adaptimmune Therapeutics (Ticker: ADAP), holds 290.71K shares in Ardelyx (Ticker: ARDX), holds 7.50K shares in Infinity Pharmaceuticals (Ticker: INFIQ). Most recently, William Bertrand Sold ― shares of Adaptimmune Therapeutics on Aug 29, 2025 for an estimated value of $2.07K.
William Bertrand Infinity Pharmaceuticals (INFIQ)General Counsel
Infinity Pharmaceuticals (INFIQ)
General Counsel
Ranked #95,284 out of 103,606 Corporate Insiders
Profitable Transactions
0 out of 3 Profitable Transactions
Average Return
-63.10%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that William Bertrand holds in companies
Most Profitable Insider Trade
Stock:
Rating:Informative Buy
Date:Dec 15, 2020 - Dec 15, 2021
Return:-9.50%
The most profitable trade made by William Bertrand
William Bertrand's Trading History
Infinity Pharmaceuticals
Oct 20, 2015
General Counsel
Uninformative Buy
―
―
Adaptimmune Therapeutics
Aug 29, 2025
COO
Informative Sell
2.07K
$144.99K
Salix
Apr 03, 2015
―
Uninformative Sell
513.64K
―
Ardelyx
Jun 23, 2025
Director
Uninformative Buy
―
$1.61M
Santarus
―
―
―
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List of latest transactions for each holding click on a transaction to see William Bertrand's performance on stock
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William Bertrand insider profile FAQ
What is the percentage of profitable transactions made by William Bertrand?
The percentage of profitable transactions made by William Bertrand is 0%.
What is the average return per transaction made by William Bertrand?
The average return per transaction made by William Bertrand is -63.10%.
What stocks does William Bertrand hold?
William Bertrand holds: INFIQ, ADAP, SLXP, ARDX, SNTS stocks.
What was William Bertrand’s latest transaction?
William Bertrand latest transaction was an Informative Sell of $2.07K.
What was William Bertrand's most profitable transaction?
William Bertrand’s most profitable transaction was an Informative Buy of ADAP stock on December 15, 2020. The return on the trade was -9.50%.
What is William Bertrand's role in Infinity Pharmaceuticals?
William Bertrand's role in Infinity Pharmaceuticals is General Counsel.
How can I follow the stock ratings of top corporate insiders?
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