The Rational Profit was a Ferengi Na'Far-class shuttle in service in the 2370s. In 2374, the Rational Profit departed Ferenginar for Vulcan. En route, the shuttle was boarded by the Jem'Hadar and its passengers, including Ishka, were seized. (DS9 episode: "The Magnificent Ferengi"; Decipher RPG module: Starships)