The League Leaders' Shield is a trophy awarded to the team finishing the season top of Super League in the sport of rugby league football. This regular portion of the season precedes the playoffs for the eventual Super League Grand Final. The trophy was first awarded in Super League VIII in 2003.
Bradford Bulls won the first shield in 2003, but St. Helens have won it most, winning it on a total of 8 occasions.
Wigan Warriors become only the 2nd team, to retain the shield. From Wikipedia