4//SEC Filing
Parr Thomas R JR 4
Accession 0000899243-19-000183
CIK 0001701108other
Filed
Jan 1, 7:00 PM ET
Accepted
Jan 2, 7:23 PM ET
Size
5.6 KB
Accession
0000899243-19-000183
Insider Transaction Report
Form 4
Parr Thomas R JR
Chief Scientific Officer
Transactions
- Award
Stock Option (Right to Buy)
2019-01-02+35,000→ 35,000 totalExercise: $6.26Exp: 2029-01-02→ Common Stock (35,000 underlying)
Footnotes (1)
- [F1]The shares underlying this option vest as to 25% on January 2, 2020, with the remainder vesting in 36 equal monthly installments thereafter, subject to the Reporting Person's continued service through the applicable vesting date.
Documents
Issuer
Spero Therapeutics, Inc.
CIK 0001701108
Entity typeother
Related Parties
1- filerCIK 0001413008
Filing Metadata
- Form type
- 4
- Filed
- Jan 1, 7:00 PM ET
- Accepted
- Jan 2, 7:23 PM ET
- Size
- 5.6 KB