Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001591986-22-000008
Filing Date
2022-02-14
Accepted
2022-02-14 15:54:48
Documents
1

Document Format Files

Seq Description Document Type Size
1 spro_13gv1.htm SC 13G/A 76031
  Complete submission text file 0001591986-22-000008.txt   77815
Mailing Address ONE LETTERMAN DRIVE SUITE D4900, BUILDING D SAN FRANCISCO CA 94129
Business Address ONE LETTERMAN DRIVE SUITE D4900, BUILDING D SAN FRANCISCO CA 94129 415-635-0140
Aquilo Capital Management, LLC (Filed by) CIK: 0001591986 (see all company filings)

EIN.: 272448001 | State of Incorp.: CA | Fiscal Year End: 1231
Type: SC 13G/A

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. (Subject) CIK: 0001701108 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-90168 | Film No.: 22630941
SIC: 2834 Pharmaceutical Preparations