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as of 12-10-2025 4:00pm EST
Spero Therapeutics Inc is a clinical-stage biopharmaceutical firm. It focuses on identifying, developing, and commercializing novel treatments for MDR (Multi-drug-resistant) bacterial infections and rare diseases. The company's product candidate, tebipenem pivoxil hydrobromide or tebipenem HBr, is designed to be an oral carbapenem-class antibiotic for use in adults to treat MDR Gram-negative infections. It is also developing SPR720, a novel oral antibiotic designed for the treatment of a rare, orphan disease caused by pulmonary non-tuberculous mycobacterial infections, or NTM disease. Besides, it is also focused on SPR206, a next-generation polymyxin investigational product candidate being developed as an IV-administered medicine to treat MDR Gram-negative infections in the hospital.
| Founded: | 2013 | Country: | United States |
| Employees: | N/A | City: | CAMBRIDGE |
| Market Cap: | 136.7M | IPO Year: | 2017 |
| Target Price: | $5.00 | AVG Volume (30 days): | 383.8K |
| Analyst Decision: | Buy | Number of Analysts: | 2 |
| Dividend Yield: | N/A | Dividend Payout Frequency: | N/A |
| EPS: | -0.79 | EPS Growth: | N/A |
| 52 Week Low/High: | $0.51 - $3.22 | Next Earning Date: | 11-13-2025 |
| Revenue: | $40,549,000 | Revenue Growth: | -61.91% |
| Revenue Growth (this year): | -45.79% | Revenue Growth (next year): | -96.86% |
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Stock Insider Trading Activity of Spero Therapeutics Inc. (SPRO)
See Remarks
Avg Cost/Share
$2.37
Shares
40,270
Total Value
$95,439.90
Owned After
869,450
SEC Form 4
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| Rajavelu Esther | SPRO | See Remarks | Nov 7, 2025 | Sell | $2.37 | 40,270 | $95,439.90 | 869,450 |
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