Home/Filings/4/0000899243-23-000983
4//SEC Filing

VINK PATRICK V.J.J. 4

Accession 0000899243-23-000983

CIK 0001701108other

Filed

Jan 4, 7:00 PM ET

Accepted

Jan 5, 4:14 PM ET

Size

5.8 KB

Accession

0000899243-23-000983

Insider Transaction Report

Form 4
Period: 2023-01-03
Transactions
  • Award

    Stock Option (Right to Buy)

    2023-01-03$1.29/sh+15,471$19,95815,471 total
    Exercise: $1.74Exp: 2033-01-03Common Stock (15,471 underlying)
Footnotes (2)
  • [F1]This stock option shall vest in four quarterly installments on the last day of each calendar quarter during the calendar year subject to the Reporting Person's continued service as a non-employee director.
  • [F2]This stock option was issued to the Reporting Person, who elected to take stock options in lieu of $20,000 in cash compensation for services as a director, pursuant to the Issuer's non-employee director compensation policy.

Issuer

Spero Therapeutics, Inc.

CIK 0001701108

Entity typeother

Related Parties

1
  • filerCIK 0001557501

Filing Metadata

Form type
4
Filed
Jan 4, 7:00 PM ET
Accepted
Jan 5, 4:14 PM ET
Size
5.8 KB