Spero Therapeutics, Inc. — 4 Filings
186 4 filings on record
This page lists all 4 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 186 4 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 |
|---|---|---|---|---|
| 4 | 4 | 0001193125-26-043315 | Feb 9, 2026 | Feb 6, 2026 |
| 4 | 4 | 0001193125-26-043336 | Feb 9, 2026 | Feb 6, 2026 |
| 4 | 4 | 0001193125-26-038441 | Feb 5, 2026 | Feb 2, 2026 |
| 4 | 4 | 0001193125-26-038184 | Feb 4, 2026 | Feb 2, 2026 |
| 4 | 4 | 0001193125-25-278370 | Nov 12, 2025 | Nov 7, 2025 |
| 4 | 4 | 0000950170-25-112661 | Sep 3, 2025 | Aug 28, 2025 |
| 4 | 4 | 0000950170-25-112659 | Sep 3, 2025 | Aug 28, 2025 |
| 4 | 4 | 0000950170-25-087008 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-087013 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-087015 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-087017 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-087010 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-087021 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-087009 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-087020 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-064821 | May 6, 2025 | May 2, 2025 |
| 4 | 4 | 0000950170-25-014859 | Feb 5, 2025 | Feb 3, 2025 |
| 4 | 4 | 0000950170-25-014866 | Feb 5, 2025 | Feb 3, 2025 |
| 4 | 4 | 0000950170-25-014849 | Feb 5, 2025 | — |
| 4 | 4 | 0000950170-25-014850 | Feb 5, 2025 | Feb 3, 2025 |
| 4 | 4 | 0000950170-24-125339 | Nov 12, 2024 | Nov 7, 2024 |
| 4 | 4 | 0000950170-24-102000 | Aug 29, 2024 | Aug 27, 2024 |
| 4 | 4 | 0000950170-24-101993 | Aug 29, 2024 | Aug 27, 2024 |
| 4 | 4 | 0000950170-24-101998 | Aug 29, 2024 | Aug 27, 2024 |
| 4 | 4 | 0000950170-24-092170 | Aug 6, 2024 | Aug 2, 2024 |
| 4 | 4 | 0000950170-24-066624 | May 30, 2024 | May 29, 2024 |
| 4 | 4 | 0000950170-24-066622 | May 30, 2024 | May 29, 2024 |
| 4 | 4 | 0000950170-24-066625 | May 30, 2024 | May 29, 2024 |
| 4 | 4 | 0000950170-24-066652 | May 30, 2024 | May 29, 2024 |
| 4 | 4 | 0000950170-24-066619 | May 30, 2024 | May 29, 2024 |
| 4 | 4 | 0000950170-24-066659 | May 30, 2024 | May 29, 2024 |
| 4 | 4 | 0000950170-24-066616 | May 30, 2024 | May 29, 2024 |
| 4 | 4 | 0000950170-24-066617 | May 30, 2024 | May 29, 2024 |
| 4 | 4 | 0000950170-24-011496 | Feb 5, 2024 | Feb 2, 2024 |
| 4 | 4 | 0000950170-24-011501 | Feb 5, 2024 | Feb 1, 2024 |
| 4 | 4 | 0000950170-24-011487 | Feb 5, 2024 | Feb 1, 2024 |
| 4 | 4 | 0000950170-24-011490 | Feb 5, 2024 | Feb 1, 2024 |
| 4 | 4 | 0000950170-24-011491 | Feb 5, 2024 | Feb 1, 2024 |
| 4 | 4 | 0000950170-24-011494 | Feb 5, 2024 | Feb 1, 2024 |
| 4 | 4 | 0000950170-24-001971 | Jan 4, 2024 | Jan 2, 2024 |
| 4 | 4 | 0000950170-23-064189 | Nov 15, 2023 | Nov 13, 2023 |
| 4 | 4 | 0000950170-23-052692 | Oct 10, 2023 | Oct 5, 2023 |
| 4 | 4 | 0000950170-23-052693 | Oct 10, 2023 | Oct 5, 2023 |
| 4 | 4 | 0000950170-23-052721 | Oct 10, 2023 | Oct 5, 2023 |
| 4 | 4 | 0000950170-23-052701 | Oct 10, 2023 | Oct 5, 2023 |
| 4 | 4 | 0000950170-23-052703 | Oct 10, 2023 | Oct 5, 2023 |
| 4 | 4 | 0000950170-23-052710 | Oct 10, 2023 | Oct 5, 2023 |
| 4 | 4 | 0000950170-23-052715 | Oct 10, 2023 | Oct 5, 2023 |
| 4 | 4 | 0000950170-23-052716 | Oct 10, 2023 | Oct 5, 2023 |
| 4 | 4 | 0000950170-23-048440 | Sep 15, 2023 | Sep 13, 2023 |