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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000899243-18-000560
Filing Date
2018-01-05
Accepted
2018-01-05 10:03:02
Documents
2
Period of Report
2018-01-04

Document Format Files

Seq Description Document Type Size
1 FORM 3 SUBMISSION doc3.html 3  
1 FORM 3 SUBMISSION doc3.xml 3 1646
2 EX-24.1 DOCUMENT attachment1.htm EX-24.1 4302
  Complete submission text file 0000899243-18-000560.txt   7468
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 AVE., 14TH FLOOR CAMBRIDGE MA 02139
Business Address
Melnick David A. (Reporting) CIK: 0001726485 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-38266 | Film No.: 18512277