Form EFFECT - Notice of Effectiveness:
SEC Accession No. 9999999995-18-003105
Accepted
2018-12-12 00:15:29
Documents
1
Effectiveness Date
2018-12-11
Registration Form
S-3

Document Format Files

Seq Description Document Type Size
1 primary_doc.html EFFECT  
1 primary_doc.xml EFFECT 594
  Complete submission text file 9999999995-18-003105.txt   1828
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. (Filer) CIK: 0001701108 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: EFFECT | Act: 33 | File No.: 333-228661 | Film No.: 181229959
SIC: 2834 Pharmaceutical Preparations