14. WARRANTS

No warrants were exercised during the three and six months ended June 30, 2024 and 2023.

At June 30, 2024, there were warrants outstanding to purchase 50,207 shares of common stock with a weighted average exercise price of $283.81 and a weighted average remaining life of 1.11 years.

On January 26, 2018, the Company entered into an Investment Agreement with the Cystic Fibrosis Foundation ("CFF") that included issuance of a warrant to purchase an aggregate of 33,334 shares of the Company’s common stock (the “CFF Warrant”) at an exercise price of $396.00 per share. The CFF Warrant is currently exercisable for 33,334 shares of the Company’s common stock and expires on January 26, 2025.

On July 28, 2020, the Company entered into the Loan and Security Agreement with K2HV and in connection with the funding of $20.0 million, the Company issued a warrant exercisable for 2,873 shares of the Company’s common stock (the “K2 Warrant”) at an exercise price of $208.80 per share. The K2 Warrant is immediately exercisable for 2,873 shares and expires on July 28, 2030.

On October 16, 2020, the Company entered into a professional services agreement with an investor relations service provider. Pursuant to the agreement, the Company issued warrants exercisable for a total of 14,000 shares of the Company’s common stock (the “Warrants”) at an exercise price of $32.10 per share. The Warrants became fully vested on October 19, 2021 and expire on November 3, 2025.