PORSCHE SWITCHES TO QUARTERLY SALES REPORTS

Highlights:

• The automaker bucked the industry's downturn with a 7.6% overall gain last year.
• Several other businesses are also exploring a change in the timing of their U.S. sales reports.

The latest North American Car-makers to join the growing convoy of automakers moving from monthly to quarterly U.S. sales reports is Porsche. On Thursday, Chief Executive Of....