MCRB

Seres Therapeutics, Inc.

Latest Form 4:Sale$291byBrady Kelly (See Remarks) · filed Aug 18, 2026

Seres Therapeutics, Inc. (MCRB) has 12 SEC Form 4 filings (24 transaction rows) in the rolling window, disclosed by 5 distinct insiders. Most recent filing: Aug 18, 2026.

The most active filer is Director Shaff Eric D. with 3 filings.

  • Industry:Biotechnology
  • CEO:Richard N. Kender
  • Employees:66
  • HQ:Cambridge, MA, US
  • IPO:2015-06-26

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$10K

reported sales (SEC code S)

Unique Insiders

5

in the rolling window

Market Cap

$41.6M

latest known value

Source
Brady KellyFirst in 3 months
Sale$291Aug 18SEC ↗
Shaff Eric D.First in 3 months
Sale$1KAug 18SEC ↗
Henn Matthew RFirst in 3 months
Sale$369Aug 18SEC ↗
DesRosier ThomasFirst in 3 months
Sale$373Aug 18SEC ↗
Henn Matthew RFirst in 3 months
Sale$580May 19SEC ↗
DesRosier ThomasFirst in 3 months
Sale$595May 19SEC ↗
Shaff Eric D.First in 3 months
Sale$2KMay 19SEC ↗
Brady KellyFirst filing
Sale$444May 19SEC ↗
Shaff Eric D.First filing
Sale$2KFeb 18SEC ↗
Young Teresa L.First filing
Sale$635Feb 18SEC ↗
DesRosier ThomasFirst filing
Sale$661Feb 18SEC ↗
Henn Matthew RFirst filing
Sale$754Feb 18SEC ↗

Related companies

Seres Therapeutics, Inc. is in the Healthcare sector.