Cynthia Smith - Sep 15, 2022 Form 4 Insider Report for Spero Therapeutics, Inc. (SPRO)

Role
Director
Signature
/s/ Tamara Joseph, Attorney-in-Fact for Cynthia Smith
Stock symbol
SPRO
Transactions as of
Sep 15, 2022
Transactions value $
$0
Form type
4
Date filed
9/19/2022, 05:44 PM
Previous filing
Aug 15, 2022
Next filing
Jun 8, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SPRO Common Stock Award $0 +15K $0.00 15K Sep 15, 2022 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of common stock upon vesting. The RSUs vest on September 15, 2023, subject to the Reporting Person's continued service through the applicable vesting date.