SERES THERAPEUTICS INC

Ticker: MCRB CUSIP: 81750R201 Class: Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 1,232 Value ($000) $18 Avg Close $17.44 Range $12.48 - $29.98
Q3 2025
Shares 2,807 Value ($000) $0 Avg Close $15.96 Range $9.80 - $24.66