MCRB Seres Therapeutics, Inc.: institutional ownership and insider trading
37 funds reported holding $23.4M of Seres Therapeutics, Inc. in their latest 13F filings; in Q2 2026 funds net sold $779K, with 6 new positions and 5 funds selling out; over the last 12 months insiders bought $0 and sold $54.9K on the open market; over its last four quarters it reported revenue of $1.88M and net income of −$22.5M.
MCRB revenue and earnings
- Quarter ended Jun 30, 2026: revenue $736K, net income $4.58M, EPS 0.47
- Quarter ended Mar 31, 2026: revenue $358K, net income −$19.9M, EPS -2.08
- Quarter ended Dec 31, 2025: revenue $438K, net income −$15.3M, EPS -1.78
- Quarter ended Sep 30, 2025: revenue $351K, net income $8.20M, EPS 0.94
Famous investors holding MCRB
- Ken Griffin (Citadel Advisors): $426K, 0.0% of the portfolio
Largest institutional holders of MCRB
- Flagship Pioneering Inc. — $9.12M
- VANGUARD GROUP INC — $4.82M
- VANGUARD CAPITAL MANAGEMENT LLC — $2.27M
- MARSHALL WACE, LLP — $1.36M
- SUSQUEHANNA INTERNATIONAL GROUP, LLP — $1.05M
- BlackRock, Inc. (BLK) — $876K
- GEODE CAPITAL MANAGEMENT, LLC — $631K
- CITADEL ADVISORS LLC — $426K
- VANGUARD FIDUCIARY TRUST CO — $384K
- Vontobel Holding Ltd. — $384K
Recent MCRB insider trades
- Aug 17, 2026: DesRosier Thomas sold 82 shares ($373)
- Aug 17, 2026: Henn Matthew R sold 81 shares ($369)
- Aug 17, 2026: Shaff Eric D. sold 263 shares ($1.20K)
- Aug 17, 2026: Brady Kelly sold 64 shares ($291)
Who owns the most MCRB stock?
The largest institutional holders of Seres Therapeutics, Inc. in the latest 13F filings are Flagship Pioneering Inc. ($9.12M), VANGUARD GROUP INC ($4.82M), VANGUARD CAPITAL MANAGEMENT LLC ($2.27M).
Are insiders buying or selling MCRB?
Over the last 12 months insiders bought $0 and sold $54.9K of Seres Therapeutics, Inc. stock on the open market (SEC Form 4).
Which famous investors own MCRB?
Ken Griffin.
What was MCRB's revenue last quarter?
Seres Therapeutics, Inc. reported revenue of $736K for the quarter ended June 30, 2026, with net income of $4.58M.