04/16/2024
3:11 PM | Spero Therapeutics (Filer)
| Form DEF 14A | |
04/16/2024
3:15 PM | Spero Therapeutics (Filer)
| Form DEFA14A | |
04/16/2024
3:19 PM | Spero Therapeutics (Filer)
| Form ARS | |
03/29/2024
3:06 PM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
03/24/2024
11:15 PM | Spero Therapeutics (Filer)
| Form EFFECT | |
03/15/2024
3:34 PM | Spero Therapeutics (Filer)
| Form S-3
Registration statement under Securities Act of 1933 | |
03/15/2024
3:18 PM | Spero Therapeutics (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
|
03/13/2024
3:07 PM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
03/13/2024
3:10 PM | Spero Therapeutics (Filer)
| Form 10-K
Annual report pursuant to Section 13 or 15(d) | |
02/14/2024
3:25 PM | Anson Funds Management LP (Filed by)
Spero Therapeutics (Subject)
| Form SC 13G | |
02/05/2024
7:48 PM | JOSEPH TAMARA L (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2024
7:50 PM | Mahadevia Ankit (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2024
7:53 PM | Keutzer Timothy (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2024
7:40 PM | Shukla Sath (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2024
7:44 PM | Rajavelu Esther (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2024
7:45 PM | HAMED KAMAL (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/05/2024
3:50 PM | Shukla Sath (Reporting)
Spero Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/08/2024
5:07 AM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/05/2024
7:11 AM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/04/2024
3:40 PM | Spero Therapeutics (Issuer)
Tregoning Kathleen (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/02/2024
7:13 AM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
11/13/2023
3:45 PM | Spero Therapeutics (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
11/01/2023
7:10 AM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
10/16/2023
3:01 PM | Spero Therapeutics (Filer)
| Form 8-K/A | |
10/10/2023
4:34 PM | Deshpande Milind (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2023
4:39 PM | Spero Therapeutics (Issuer)
THOMAS FRANK E (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2023
4:40 PM | Smith Cynthia (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2023
4:43 PM | Pottage John C Jr (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2023
4:18 PM | Mahadevia Ankit (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2023
4:19 PM | Jackson Scott Thomas (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2023
4:28 PM | Spero Therapeutics (Issuer)
VINK PATRICK V.J.J. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2023
4:29 PM | Spero Therapeutics (Issuer)
Tregoning Kathleen (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/10/2023
7:28 AM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
09/15/2023
4:47 PM | HAMED KAMAL (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/30/2023
3:20 PM | Shukla Sath (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/30/2023
3:21 PM | Mahadevia Ankit (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/30/2023
3:22 PM | JOSEPH TAMARA L (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/30/2023
3:23 PM | Keutzer Timothy (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/29/2023
3:16 PM | Shukla Sath (Reporting)
Spero Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
08/22/2023
4:27 PM | Spero Therapeutics (Filer)
| Form PRE 14A | |
07/31/2023
7:12 AM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
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07/24/2023
3:46 PM | DiPalma Stephen J. (Reporting)
Spero Therapeutics (Issuer)
| Form 3
Initial statement of beneficial ownership of securities | |
06/14/2023
7:30 AM | HAMED KAMAL (Reporting)
Spero Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/14/2023
7:12 AM | Spero Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
