Kathleen Tregoning - 11 Oct 2021 Form 3 Insider Report for Spero Therapeutics, Inc. (SPRO)

Role: Director
Signature: /s/ Tamara Joseph, Attorney-in-Fact for Kathleen Tregoning
Issuer symbol: SPRO
Transactions as of: 11 Oct 2021
Net transactions value: $0
Form type: 3
Filing time: 14 Oct 2021, 16:48:15 UTC
Next filing: 12 Nov 2021
SEC: View on sec.gov

No securities are beneficially owned.

Remarks:

Exhibit 24.1 - Power of Attorney