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While Shake Shack Inc.'s growth prospects have sent its shares soaring on the New York Stock Exchange, a closely held burger chain founded by a Brooklyn car dealer has been expanding at a faster clip in a bid to overtake its rival.
While Shake Shack Inc.'s growth prospects have sent its shares soaring on the New York Stock Exchange, a closely held burger chain founded by a Brooklyn car dealer has been expanding at a faster clip in a bid to overtake its rival.