Sebastian Stan total assets and compensation: Sebastian Stan is a Romanian American entertainer who has a total assets of $4 million. He is most popular for his part as James "Bucky" Barnes/Winter Soldier in the movies, Captain America: The First Avenger and Captain America: The Winter Soldier. At 8 years old, he and his mom moved to Vienna where she was utilized as a piano player, and after four years, he moved to New York after she wedded an American who was the head administrator of a private foundation.