0001609809 2026-03-12 2026-03-12 false 0001609809 8-K 2026-03-12 SERES THERAPEUTICS, INC. DE 001-37465 27-4326290 101 Cambridgepark Drive Cambridge MA 02140 (617) 945-9626 false false false false Common stock, par value $0.001 per share MCRB NASDAQ false