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Filing Detail
Form S-8 - Securities to be offered to employees in employee benefit plans:
SEC Accession No. 0001193125-23-085694
Filing Date
2023-03-30
Accepted
2023-03-30 16:46:29
Documents
6
Effectiveness Date
2023-03-30

Document Format Files

Seq Description Document Type Size
1 S-8 d456870ds8.htm S-8 40273
2 EX-5.1 d456870dex51.htm EX-5.1 9170
3 EX-23.2 d456870dex232.htm EX-23.2 1852
4 EX-FILING FEES d456870dexfilingfees.htm EX-FILING FEES 17606
5 GRAPHIC g456870g0309031631726.jpg GRAPHIC 2593
6 GRAPHIC g456870g0309031631946.jpg GRAPHIC 1546
  Complete submission text file 0001193125-23-085694.txt   76056
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)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-8 | Act: 33 | File No.: 333-271000 | Film No.: 23781344
SIC: 2834 Pharmaceutical Preparations