By and large, stocks backpedaled to head downward after the close, but a number of names managed to eke out substantial gains on encouraging numbers.United Rentals ( URI) was among these, jumping more than 11% after setting its 2008 earnings outlook at $2.80 to $3 a share against analysts' $2.60 estimates, as per Thomson Financial. 2007 earnings should come to between $2.55 and $2.60 a share, excluding a $100 million one-time merger-termination benefit. That fee, which Connecticut-based United requested from Cerberus Capital Management last month under a terminated July buyout agreement, pans out at 50 cents a share. Analysts are looking for $2.61 a share before special items. The construction equipment rental company's shares added $1.88 to $18.45. Shuffle Master ( SHFL) was also among the late winners after fiscal fourth-quarter sales added 13.4% year over year to a better-than-expected $51.7 million. Wall Street had the Las Vegas gambling-equipment maker bringing in just $44.6 million. Moreover, a $6.7 million tax benefit boosted fiscal fourth quarter income to $8.2 million, or 24 cents a share. Year ago earnings totaled a dime a share. The Street was seeking a dime a share, excluding one-off items. Shares were up $1.21, or 13.3%, to $10.30 in recent extended trading. And fast-food chain Denny's ( DENN) trended higher despite reporting that same-store sales dropped 1.2% at company restaurants in the fourth quarter vs. last year. The Spartanburg, S.C.-based company also said comps rose 0.3% at franchised locations, though that's down 2 percentage points from last year's gain.