February 25, 2026 · Form 4 insider transaction
Imhoff John E sold 500,000 shares of GTHP, a transaction worth N/A. The trade was recorded as j and disclosed on an SEC Form 4.
During February 2026, Mr. Imhoff signed an exchange agreement pursuant to which 500,000 warrants to purchase shares of common stock with an exercise price of $0.50 were exchanged for 500,000 warrants with an exercise price of $0.20. The newly issued warrants were subsequently exercised upon payment of $100,000. In connection with the exchange agreement, the expiration date of 500,000 warrants with exercise price of $0.65 was extended for one year, until September 1, 2027.