Home/Filings/4/0000899243-21-004790
4//SEC Filing

Keutzer Timothy 4

Accession 0000899243-21-004790

CIK 0001701108other

Filed

Feb 2, 7:00 PM ET

Accepted

Feb 3, 7:52 PM ET

Size

5.6 KB

Accession

0000899243-21-004790

Insider Transaction Report

Form 4
Period: 2021-02-01
Keutzer Timothy
Chief Operating Officer
Transactions
  • Award

    Stock Option (Right to Buy)

    2021-02-01+57,43257,432 total
    Exercise: $19.18Exp: 2031-02-01Common Stock (57,432 underlying)
Footnotes (1)
  • [F1]The shares underlying this option vest as to 25% on February 1, 2022, with the remainder vesting in 36 equal monthly installments thereafter, subject to the Reporting Person's continued service through the applicable vesting date.

Issuer

Spero Therapeutics, Inc.

CIK 0001701108

Entity typeother

Related Parties

1
  • filerCIK 0001798155

Filing Metadata

Form type
4
Filed
Feb 2, 7:00 PM ET
Accepted
Feb 3, 7:52 PM ET
Size
5.6 KB