Home/Filings/4/0000899243-22-001380
4//SEC Filing

Tregoning Kathleen 4

Accession 0000899243-22-001380

CIK 0001701108other

Filed

Jan 6, 7:00 PM ET

Accepted

Jan 7, 5:13 PM ET

Size

5.9 KB

Accession

0000899243-22-001380

Insider Transaction Report

Form 4
Period: 2022-01-05
Transactions
  • Award

    Stock Option (Right to Buy)

    2022-01-05$9.03/sh+4,428$39,9854,428 total
    Exercise: $13.19Exp: 2032-01-05Common Stock (4,428 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 $40,000 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 0001830764

Filing Metadata

Form type
4
Filed
Jan 6, 7:00 PM ET
Accepted
Jan 7, 5:13 PM ET
Size
5.9 KB