Form 4 Filing by Joseph Talamo, CFO of INTENSITY THERAPEUTICS, INC.

Joseph Talamo, Chief Financial Officer of INTENSITY THERAPEUTICS, INC. (INTS), acquired 34,000 stock options on July 16, 2026. These options, with an exercise price of $4.90, are exercisable and vest in four equal annual installments starting July 16, 2027, with full vesting by July 16, 2030. The options expire on July 16, 2036. This transaction indicates an increase in Talamo's indirect ownership of the company's common stock, with 34,000 shares underlying these options. The filing was made on July 20, 2026.