August 5, 2025 · Form 4 insider transaction
Rosiello Robert L. bought 10,000 shares of Seres Therapeutics, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 1 day after the transaction.
The option vests and becomes exercisable in four equal quarterly installments occurring on August 5, 2026, August 5, 2027, August 5, 2028, August 5, 2029, subject to the reporting person continuing in service on the Board as a non-employee director through the applicable vesting date.