4//SEC Filing
Parr Thomas R JR 4
Accession 0000899243-17-028848
CIK 0001701108other
Filed
Dec 14, 7:00 PM ET
Accepted
Dec 15, 4:05 PM ET
Size
5.6 KB
Accession
0000899243-17-028848
Insider Transaction Report
Form 4
Parr Thomas R JR
Chief Scientific Officer
Transactions
- Award
Stock Option (Right to Buy)
2017-12-13+36,134→ 36,134 totalExercise: $11.63Exp: 2027-12-12→ Common Stock (36,134 underlying)
Footnotes (1)
- [F1]The shares underlying this option vest as to 25% on December 13, 2018, 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
- Dec 14, 7:00 PM ET
- Accepted
- Dec 15, 4:05 PM ET
- Size
- 5.6 KB