Spero Therapeutics Executives Sell Shares Amid Ongoing Stock Price Decline

Spero Therapeutics, Inc. (SPRO) has announced that Timothy Keutzer, Chief Operating Officer, sold 18,652 shares at a price of $2.36 per share on February 6, 2026. Additionally, Esther Rajavelu, Chief Executive Officer, Chief Financial Officer, and Chief Business Officer, sold 50,816 shares at $2.36 per share on the same day, as well as an additional 37,101 shares at $2.36 per share on February 6, 2026.