Cost began her collegiate career with a sixth-place finish at the Full Moon Invitational, while contributing to Montevallo’s tournament win. The rookie carded a seven-over par 149 over 36 holes. She opened with a 76 in the first round to claim a share of 13th-place. Cost then had four birdies as she shot a 73 on the second day to climb seven spots and secure her first top-10 finish.