AmpliTech CFO Louisa Sanfratello Exercises Options and Sells Shares

This Form 4 filing reports that Louisa Sanfratello, Chief Financial Officer and Director of AmpliTech Group, Inc. (AMPG), exercised stock options and sold shares on May 28, 2026. She exercised 50,000 stock options originally granted on November 26, 2021 at an exercise price of $3.52 per share, acquiring 50,000 common shares. On the same day, she sold 50,000 common shares at a weighted average price of $4.8028 per share (ranging from $4.78 to $4.87) through a broker-assisted cashless exercise. The sale covered the exercise price, withholding tax obligations, and broker fees. Following these transactions, her direct ownership decreased from 110,000 to 60,000 common shares. The stock options were fully vested and expire on November 26, 2026.