Business Platinum also offers rebates at various companies, including Hertz and Federal Express.

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But more than two dozen new companies joined Nascar as sponsors in 2012 and others, including Hertz and Textron, signed on this year.

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On July 11, 2003, the firm's chief financial officer sent an e-mail to all employees, including Hertz, saying there should be no trading in Track Data shares until earnings were announced on Aug. 12.

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"Moving forward, we will continue to give to give customers choice among a robust selection of car rental options -- including Hertz, Avis, Budget, Dollar, Thrifty, Advantage and other leading suppliers -- that will fully meet travelers' needs, " the company said in a statement.

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