XPL vs SPRO Comparison

Solitario Resources Corp is exploration company engaging in acquiring, exploring, and developing zinc properties and other precious metals in safe jurisdictions in North and South America. It has joint venture interests in large, high-grade zinc development projects. The Florida Canyon Zinc Project in Peru is a development asset held jointly with Nexa Resources S.A., Golden Crest Project in South Dakota and the Lik Zinc Project represents a large-tonnage, high-grade development project in Alaska in partnership with Teck Resources. In addition, the company has an additional portfolio of exploration properties and royalties in the Americas.

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.