Spero Therapeutics, Inc. — Investor Relations & Filings
Spero Therapeutics, Inc. is a clinical-stage biopharmaceutical company focused on identifying and developing novel treatments for rare diseases and multi-drug resistant (MDR) bacterial infections. The company's primary mission is to address the significant unmet medical needs caused by antibiotic resistance. Its pipeline includes tebipenem HBr, an oral carbapenem antibiotic candidate for the treatment of complicated urinary tract infections (cUTIs), which has completed a Phase 3 trial. Spero Therapeutics leverages its expertise in chemistry and microbiology, alongside strategic partnerships, to advance its portfolio of innovative therapies for serious infections.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| AMENDMENT NO. 3 TO THE SCHEDULE 13G | 2021-02-12 | English | |
| SC 13G/A | 2021-02-10 | English | |
| PRIMARY DOCUMENT | 2021-02-10 | English | |
| 8-K | 2021-02-05 | English | |
| PRIMARY DOCUMENT | 2021-02-04 | English | |
| FORM 4 SUBMISSION | 2021-02-03 | English |
Browse filings by year
10 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2021
15 filings
| |||||
| 13017123 | AMENDMENT NO. 3 TO THE SCHEDULE 13G | 2021-02-12 | English | ||
| 13017124 | SC 13G/A | 2021-02-10 | English | ||
| 13017125 | PRIMARY DOCUMENT | 2021-02-10 | English | ||
| 13017126 | 8-K | 2021-02-05 | English | ||
| 13017127 | PRIMARY DOCUMENT | 2021-02-04 | English | ||
| 13017128 | FORM 4 SUBMISSION | 2021-02-03 | English | ||
| 13017129 | FORM 4 SUBMISSION | 2021-02-03 | English | ||
| 13017130 | FORM 4 SUBMISSION | 2021-02-03 | English | ||
| 13017131 | FORM 4 SUBMISSION | 2021-02-03 | English | ||
| 13017132 | Major Shareholding Notification 2021 | 2021-02-02 | English | ||
| 13017133 | SC 13G/A | 2021-02-02 | English | ||
| 13017134 | 8-K | 2021-01-19 | English | ||
| 13017135 | FORM 4 SUBMISSION | 2021-01-06 | English | ||
| 13017137 | FORM 4 SUBMISSION | 2021-01-06 | English | ||
| 13017136 | FORM 4 SUBMISSION | 2021-01-06 | English | ||
Market data
Market data not available
Price history
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Spero Therapeutics, Inc. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/34087/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=34087 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=34087 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=34087 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 34087}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for Spero Therapeutics, Inc. (id: 34087)"
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