Symbol
SPRO on Nasdaq
Investment type
Equity - Shares of Stock
Class
Common Stock, Par Value $0.001
Latest Disclosed Ownership
9.19M shares
Security Ownership
16.4%

GSK PLC ownership in Spero Therapeutics, Inc. Common Stock, Par Value $0.001 (SPRO)

2025-03-28 - GSK PLC has filed an SCHEDULE 13D/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 9.19M shares of Spero Therapeutics, Inc. Common Stock, Par Value $0.001 (SPRO). This represents 16.4% percent ownership of the company.