The person who won this year's $1.3 billion Mega Millions lottery has yet to claim the jackpot nearly a month after the ticket was sold

The unknown individual bought the winning ticket at a Speedway gas station in Des Plaines, Illinois.

 It marked the third-largest single winning in U.S. lottery history and the

second-largest Mega Millions prize. Lottery officials said they're still waiting to hear from the winner

Mega Millions winners have a year from the drawing date to claim their prize, according to lottery rules

Mega Millions is played in 45 states as well as Washington, D.C., and the U.S. Virgin Islands

The game is coordinated by state lotteries

The Speedway that sold the winning ticket will get a $500,000 bonus, the New York Post reported.