McCaskill will be joining Sydney FC on loan while Stott has signed a one-season contract with Melbourne City FC. Both teams compete in Australia’s Westfield W-League.
McCaskill, 22, joined Sky Blue after being selected with the No. 2 overall pick in the 2018 NWSL Dispersal Draft. The South Carolina product was a steady presence in the Starting XI from the beginning of the NWSL season, playing 1,510 minutes over 20 appearances during her 2018 campaign.
On the year, she recorded three goals and a team-leading three assists (tied with Shea Groom). Her three goals were the second highest among NWSL rookies in 2018, while her three assists were the top mark among first-year players in the league.
Stott, 25, completed her first NWSL campaign with Sky Blue FC in 2018 after the team acquired her in a January trade with Seattle Reign FC. She made nine appearances for the club over in 2018 NWSL season, playing a total of 775 minutes.
Stott began her club career in 2010 for Brisbane Roar in the W-League before spending the following two seasons with Melbourne Victory. The New Zealand international then made the move to the Frauen-Bundesliga in Germany to play with SC Sand for two years before heading back to Australia in 2015 to join Melbourne City, winning a W-League championship during the 2015-16 campaign.
Stott made her NWSL debut in 2017 for Seattle Reign FC, and she now returns to Melbourne City after helping the Australian side to a third consecutive W-League title during the 2017-18 season.