Shaff Eric D.
SEC Form 4 insider trading activity
Shaff Eric D. has filed 4 SEC Form 4 filings (9 transaction rows) across 1 company, with disclosures dating back to 2025. 4 of those filings fall inside the rolling window. Most recent filing: Aug 18, 2026.
On the most recent filing, Shaff Eric D. is listed as Director at Seres Therapeutics, Inc. Inside the rolling window, Shaff Eric D. reported no open-market purchases and 4 open-market sales totaling $9K in MCRB. The largest disclosed transaction in the window is a sale of 217 MCRB shares on Nov 15, 2025, worth $4K.
Companies traded
Other insiders at MCRB
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$9K
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Shaff Eric D. made?
Shaff Eric D. has filed 4 SEC Form 4 filings (9 transaction rows) across 1 company since 2025.
Which companies does Shaff Eric D. trade?
Shaff Eric D. has filed SEC Form 4 disclosures for 1 company, including MCRB.
When was Shaff Eric D.'s most recent SEC Form 4 filing?
Shaff Eric D.'s most recent SEC Form 4 filing on Tracefour is dated Aug 18, 2026.
What is Shaff Eric D.'s total buy and sell value in the current window?
Inside the rolling retention window, Shaff Eric D. bought $0 and sold $9K based on SEC Form 4 filings.
What was Shaff Eric D.'s largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 217 MCRB shares on 2025-11-15, worth $4K, per SEC Form 4 filings.