Sheila has been investing for several years and has done well. She is thinking that it is time to cash in as she is looking to buy her first home. She decided to sell some of her Nvidia Inc. shares. She purchased 300 shares at $230/share in 2022, and another 450 shares at $270/share in April 2023. It is now April 8, 2024, she has just sold 600 shares for a total of $528,000 ($880.00/share).