After that film, she received the lead role of Jess Solomon in the supernatural thriller film The Messengers.
Stewart appeared as teenager Lucy Hardwicke in In the Land of Women (2007), a romantic drama starring Meg Ryan and Adam Brody.
She starred in the dramas Camp X-Ray and Still Alice (both 2014), and the science fiction romance Equals (2016).
In 2015, she received critical acclaim for her role opposite Juliette Binoche in Olivier Assayas's French film Clouds of Sils Maria, for which she won the César Award for Best Supporting Actress.
Stewart reunited with Assayas the following year in the supernatural thriller for her critically acclaimed role in Personal Shopper (2016) and made her directorial debut with the 2017 short film Come Swim.