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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000899243-22-004589
Filing Date
2022-02-03
Accepted
2022-02-03 16:18:04
Documents
2
Period of Report
2022-02-01

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 6268
2 EX-24.1 DOCUMENT attachment1.htm EX-24.1 3878
  Complete submission text file 0000899243-22-004589.txt   11667
Mailing Address 675 MASSACHUSETTS AVENUE 14TH FLOOR CAMBRIDGE MA 02139
Business Address 675 MASSACHUSETTS AVENUE 14TH FLOOR CAMBRIDGE MA 02139 857-242-1600
Spero Therapeutics, Inc. (Issuer) CIK: 0001701108 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address C/O SPERO THERAPEUTICS, INC. 675 MASSACHUSETTS AVENUE, 14TH FLOOR CAMBRIDGE MA 02139
Business Address
Keutzer Timothy (Reporting) CIK: 0001798155 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38266 | Film No.: 22588537