Spero Therapeutics, Inc. — SC 13G/A Filings
23 SC 13G/A filings on record
This page lists all SC 13G/A filings submitted to the SEC by Spero Therapeutics, Inc. (SPRO), sorted by most recent first. Each row links to the full filing on EdgarLookup. Spero Therapeutics, Inc. has filed 23 SC 13G/A documents with the SEC since 2017. To view all SEC filings by Spero Therapeutics, Inc., see the full filings list.
All
10-K
10-K/A
10-Q
144
3
4
424B4
424B5
8-A12B
8-K
8-K/A
ARS
CERTNAS
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DRS
DRS/A
DRSLTR
EFFECT
PRE 14A
S-1
S-1/A
S-3
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13G/A | SC 13G/A | 0001193125-24-258822 | Nov 14, 2024 | — |
| SC 13G/A | AMENDMENT NO. 5 TO THE SCHEDULE 13G | 0000921895-23-000526 | Feb 14, 2023 | — |
| SC 13G/A | — | 0001591986-23-000003 | Feb 14, 2023 | — |
| SC 13G/A | — | 0001591986-22-000019 | Oct 3, 2022 | — |
| SC 13G/A | — | 0001591986-22-000012 | Mar 9, 2022 | — |
| SC 13G/A | — | 0001591986-22-000008 | Feb 14, 2022 | — |
| SC 13G/A | AMENDMENT NO. 4 TO THE SCHEDULE 13G | 0000921895-22-000525 | Feb 14, 2022 | — |
| SC 13G/A | — | 0000834237-22-006197 | Feb 3, 2022 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-22-007249 | Jan 25, 2022 | — |
| SC 13G/A | — | 0001591986-21-000004 | Feb 16, 2021 | — |
| SC 13G/A | AMENDMENT NO. 3 TO THE SCHEDULE 13G | 0000921895-21-000405 | Feb 16, 2021 | — |
| SC 13G/A | SC 13G/A | 0001193125-21-036356 | Feb 10, 2021 | — |
| SC 13G/A | SC 13G/A | 0001104659-21-010772 | Feb 2, 2021 | — |
| SC 13G/A | — | 0001591986-20-000014 | Sep 23, 2020 | — |
| SC 13G/A | AMENDMENT NO. 2 TO THE SCHEDULE 13G | 0001193805-20-000223 | Feb 18, 2020 | — |
| SC 13G/A | — | 0001591986-20-000005 | Feb 14, 2020 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-20-010526 | Feb 4, 2020 | — |
| SC 13G/A | SC 13G/A | 0001193125-20-021361 | Jan 31, 2020 | — |
| SC 13G/A | SC 13G/A | 0001144204-19-008281 | Feb 14, 2019 | — |
| SC 13G/A | AMENDMENT NO. 1 TO THE SCHEDULE 13G | 0000921895-19-000484 | Feb 14, 2019 | — |
| SC 13G/A | SC 13G/A | 0001591986-19-000004 | Feb 14, 2019 | — |
| SC 13G/A | — | 0000315066-19-001334 | Feb 13, 2019 | — |
| SC 13G/A | SC 13G/A | 0001104659-19-006432 | Feb 8, 2019 | — |