In the movie "Ghost", what was Sam Wheat's profession?

"Ghost" is a 1990 American romantic fantasy thriller film starring Patrick Swayze, Demi Moore, Whoopi Goldberg, Tony Goldwyn, and Rick Aviles. The movie tells the story of Sam Wheat, a banker, and his girlfriend Molly Jensen, a potter. They renovate and move into an apartment in Manhattan with the help of Sam's friend and co-worker Carl Bruner. One afternoon, Sam confides in Carl his discovery of unusually high balances in obscure bank accounts. He decides to investigate the matter himself, declining Carl's offer of assistance. That night, Sam and Molly are attacked by a mugger who kills Sam in a scuffle before stealing his wallet. Sam sees Molly crying over his body and discovers he is now a ghost; invisible and unable to interact with the mortal world.

The film became an unexpected huge box-office success, grossing $505,702,588 on a budget of $22,000,000. It was the highest-grossing film of 1990. The film was nominated for five Academy Awards, including Best Picture, Best Score and Best Film Editing. It won the awards for Best Supporting Actress for Goldberg and Best Original Screenplay for Bruce Joel Rubin. Swayze and Moore both received Golden Globe Award nominations for their performances.

"Ghost" was adapted into a musical titled "Ghost the Musical". It premiered in the UK in 2011. It had a short life on Broadway from March until July in 2012.