Mid-day Movers

Here is a partial list of stocks moving on above-average volume:

• High-volume advancers: ISRG, WBSN, CRI, SIGI, WOOF, THOR, DGIN, BEAV, NTRI, RES

• High-volume decliners: KNSY, BSTE, XL, GTRC, EPIQ, GRMN, AMZN, YCC, SNA, PHRM

Market Comments: The S&P pushed above its 200-day briefly, but is fighting to hold on to those gains. GRMN is selling off hard after reporting earnings, while ADP and SRCL are adding to their gains. And ELOS is breaking strongly above its overhead 50-day. Energy stocks are also having a very nice day, on the heels of a strong report by COP.

long ADP, ELOS, SRCL