PFO vs SPRO Comparison

Flaherty & Crumrine Prfd Income Oppo is the United States-based diversified, closed-end management investment company. Its primary investment objective is to provide its common shareholders with high current income consistent with the preservation of capital. The fund invests in a diversified portfolio of preferred securities which includes traditional preferred stocks eligible for the inter-corporate dividends received a deduction and fully taxable preferred securities.

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.