New York Giants owners Steve Tisch and John Mara celebrate their team's win with Mara's mother Ann Mara at the end of the NFL Super Bowl XLVI football game in Indianapolis

1991 - Steve Tisch New Owner

In 1991, Tim Mara, struggling with cancer at the time, sold his half of the team to Steve Tisch for a reported $80 million. This marked the first time in franchise history the team had not been solely owned by the Mara family.