FILINGS
| SPRO 0001701108 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2020-02-03 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-01-31 | SC 13G/A | SC 13G/A | View Document |
| 2020-01-30 | 8-K | 8-K | View Document |
| 2020-01-13 | 3 | FORM 3 SUBMISSION | View Document |
| 2020-01-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-01-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-01-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-01-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-12-19 | 8-K | 8-K | View Document |
| 2019-12-05 | 8-K | 8-K | View Document |
| 2019-11-08 | 3 | FORM 3 SUBMISSION | View Document |
| 2019-11-04 | 8-K | 8-K | View Document |
| 2019-11-04 | 10-Q | 10-Q | View Document |
| 2019-10-03 | 8-K | 8-K | View Document |
| 2019-09-06 | 8-K | 8-K | View Document |
| 2019-08-08 | 8-K | 8-K | View Document |
| 2019-08-08 | 10-Q | 10-Q | View Document |
| 2019-06-14 | 424B5 | 424B5 | View Document |
| 2019-06-13 | 8-K | 8-K | View Document |
| 2019-06-06 | 8-K | 8-K | View Document |
| 2019-06-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-06-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-06-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-06-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-06-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-06-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-05-09 | 8-K | 8-K | View Document |
| 2019-05-09 | 10-Q | 10-Q | View Document |
| 2019-04-26 | DEF 14A | DEF 14A | View Document |
| 2019-04-18 | 8-K | 8-K | View Document |
| 2019-04-01 | CT ORDER | View Document | |
| 2019-03-29 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-29 | 8-K/A | FORM 8-K/A | View Document |
| 2019-03-19 | 3 | FORM 3 SUBMISSION | View Document |
| 2019-03-19 | 8-K | 8-K | View Document |
| 2019-03-14 | S-8 | S-8 | View Document |
| 2019-03-14 | S-8 | S-8 | View Document |
| 2019-03-14 | 8-K | 8-K | View Document |
| 2019-03-14 | 10-K | 10-K | View Document |
| 2019-02-14 | SC 13G/A | SC 13G/A | View Document |
| 2019-02-14 | SC 13G/A | AMENDMENT NO. 1 TO THE SCHEDULE 13G | View Document |
| 2019-02-14 | SC 13G/A | SC 13G/A | View Document |
| 2019-02-13 | SC 13G/A | View Document | |
| 2019-02-08 | SC 13G/A | SC 13G/A | View Document |
| 2019-01-07 | 8-K | FORM 8-K | View Document |
| 2019-01-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-01-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-01-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-01-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-01-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-11 | EFFECT | View Document | |
| 2018-12-11 | CT ORDER | View Document | |
| 2018-12-07 | CORRESP | View Document | |
| 2018-12-03 | S-3 | S-3 | View Document |
| 2018-11-16 | 8-K | 8-K | View Document |
| 2018-11-13 | 8-K | 8-K | View Document |
| 2018-11-08 | 8-K | 8-K | View Document |
| 2018-11-08 | 10-Q | 10-Q | View Document |
| 2018-09-27 | 8-K | 8-K | View Document |
| 2018-09-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-09-21 | 3 | FORM 3 SUBMISSION | View Document |
| 2018-09-19 | SC 13D/A | View Document | |
| 2018-08-14 | 8-K | FORM 8-K | View Document |
| 2018-08-09 | 8-K | 8-K | View Document |
| 2018-08-09 | 10-Q | 10-Q | View Document |
| 2018-07-17 | 4 | OWNERSHIP DOCUMENT | View Document |
| 2018-07-17 | SC 13D/A | View Document | |
| 2018-07-17 | 8-K | 8-K | View Document |
| 2018-07-16 | 8-K | 8-K | View Document |
| 2018-07-13 | 424B4 | 424B4 | View Document |
| 2018-07-12 | EFFECT | View Document | |
| 2018-07-11 | S-1/A | S-1/A | View Document |
| 2018-07-09 | 8-K | 8-K | View Document |
| 2018-07-09 | S-1 | S-1 | View Document |
| 2018-07-09 | 8-K | 8-K | View Document |
| 2018-07-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-07-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-07-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-08 | 8-K | FORM 8-K | View Document |
| 2018-06-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-25 | DRS | View Document | |
| 2018-05-10 | 8-K | 8-K | View Document |
| 2018-05-10 | 10-Q | SPERO THERAPEUTICS, INC. Q1 2018 10-Q | View Document |
| 2018-04-27 | DEF 14A | DEF14A | View Document |
| 2018-04-02 | 8-K | 8-K | View Document |
| 2018-04-02 | 10-K | 10-K | View Document |
| 2018-03-30 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-14 | SC 13D | SC 13D | View Document |
| 2018-02-14 | SC 13G | SC 13G | View Document |
| 2018-02-14 | SC 13G | SC 13G | View Document |
| 2018-02-14 | SC 13G | SC 13G | View Document |
| 2018-02-13 | SC 13G | SC 13G | View Document |
| 2018-02-13 | SC 13G | View Document | |
| 2018-02-06 | 3 | FORM 3 SUBMISSION | View Document |
| 2018-02-01 | 8-K | 8-K | View Document |
Search company filings and access detailed reports including 10-K, 10-Q, 8-K, and other critical filings. Stay informed on corporate disclosures, regulatory filings, and updates with our easy-to-use EDGAR API filings search tool.
