Home/Filings/4/0000899243-19-015672
4//SEC Filing

Pottage John C Jr 4

Accession 0000899243-19-015672

CIK 0001701108other

Filed

Jun 4, 8:00 PM ET

Accepted

Jun 5, 6:53 PM ET

Size

5.5 KB

Accession

0000899243-19-015672

Insider Transaction Report

Form 4
Period: 2019-06-05
Transactions
  • Award

    Stock Option (right to buy)

    2019-06-05+6,0736,073 total
    Exercise: $10.67Exp: 2029-06-05Common Stock (6,073 underlying)
Footnotes (1)
  • [F1]The shares underlying this option will vest and become exercisable in full on June 5, 2020 subject to the Reporting Person's continued service as a director through the vesting date.

Issuer

Spero Therapeutics, Inc.

CIK 0001701108

Entity typeother

Related Parties

1
  • filerCIK 0001378587

Filing Metadata

Form type
4
Filed
Jun 4, 8:00 PM ET
Accepted
Jun 5, 6:53 PM ET
Size
5.5 KB