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Filing
SC 13G/A
SC 13G/A0001591986-21-000004·Aquilo Capital Management, LLC
Schedule 13G ownership disclosure
Spero Therapeutics Inc
Security class unavailable · CUSIP: 84833T103
Event date: 2020-12-31
Legacy cover-page extraction is best effort and may not include every reporting person.
- Filing-level shares
- 3,481,881
- Percent of class
- 12.8000%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0001591986-21-000004
- Form type
- SC 13G/A
- Filer
- Aquilo Capital Management, LLC
- CIK
- CIK 1591986
- Filed
- Feb 16, 2021
- Reporting period
- Dec 31, 2020
- Description
- Schedule 13G beneficial ownership