Nearly all Sector Leaders ended lower Friday, as the overall market got slammed. There were casualties but action wasn't all bad. InvenSense (INVN) gapped down and dived 3.84, or 23%, to 12.91 on mixed quarterly results. Friday's volume was a record for the stock, which came public Nov. 16 debut. InvenSense closed at its lowest levels in more than three months. Late Thursday, the maker of motion-sensing chips posted fiscal Q4 earnings that matched