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Eric D. Shaff Insider Profile
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Eric D. Shaff, Director at Seres Therapeutics, holds 10.61K shares in Seres Therapeutics (Ticker: MCRB), holds ― shares in Sigilon Therapeutics (Ticker: SGTX).
Profitable Transactions
2 out of 2 Profitable Transactions
Average Return
+43.20%
Average return per transaction
Time Frame
Compare to
Insider Roles
Director
Roles that Eric D. Shaff holds in companies
Most Profitable Insider Trade
Stock:
Rating:Informative Sell
Date:Jan 29, 2019 - Jan 29, 2020
Return:+45.30%
The most profitable trade made by Eric D. Shaff
Eric D. Shaff's Trading History
Seres Therapeutics
Aug 19, 2025
Director
Uninformative Buy
8.46K
$200.93K
Sigilon Therapeutics
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List of latest transactions for each holding click on a transaction to see Eric D. Shaff's performance on stock
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Eric D. Shaff insider profile FAQ
What is the percentage of profitable transactions made by Eric D. Shaff?
The percentage of profitable transactions made by Eric D. Shaff is 100%.
What is the average return per transaction made by Eric D. Shaff?
The average return per transaction made by Eric D. Shaff is 43.20%.
What stocks does Eric D. Shaff hold?
Eric D. Shaff holds: MCRB, SGTX stocks.
What was Eric D. Shaff’s latest transaction?
Eric D. Shaff latest transaction was an Uninformative Buy of $8.46K.
What was Eric D. Shaff's most profitable transaction?
Eric D. Shaff’s most profitable transaction was an Informative Sell of MCRB stock on January 29, 2019. The return on the trade was 45.30%.
What is Eric D. Shaff's role in Seres Therapeutics?
Eric D. Shaff's role in Seres Therapeutics is Director.
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