Gappng up on strong earnings/guidance:
NETL +16%, DRIV +7.6%, RBAK +7%, NOK +6.8%, PLUM +6.8%, HRS +6.5%, JBLU +4.1%, AZN +4%, STTS +3.5%, AFFX +3.2%, SPRT +3%....   Other News: CALM +14% (highlighted as "naked short" play in WSJ), T +9% (WSJ says it's in talks to merge with SBC; also says BLS may acquire MCIP +4.5%), SNUS +10.4% (granted Orphan Drug designation), GMR +8.2% (initiates cash dividend policy; Morgan Stanley upgrade), ASML +3.8%, ADSX +3.5%, OSTK +2.2% (authorizes buyback program), BRCM +1.6% (Lehman upgrade).... Under $3: ICOR +40% (to study chemical warfare agent detection), VLGC +12% (says its eTAG system shows potential to predict treatment outcomes for colorectal cancer patients), SCLD +5.8% (wins contract).

Gapping down on disappointing earnings/guidance:
SWIR -36% (also Merrill and Piper downgrades; down in sympathy: NVTL -10%), WRLS -15%, CCMP -13%, VRSN -11%, RSAS -10%, AVCI -9.5%, JDSU -9% (also Sanders Morris downgrade), NAVR -9%, PHTN -8.4%, BSTE -7% (also Wachovia downgrade), PLCM -6.8%, GNSS -4.7%, CHIR -3.1%, AMGN -2%, SBUX -1.9%.... Other news: ASTM -7.5% (profit taking after recent momentum), TZOO -6% (registration statement declared effective), OPEN -5.6% (announces $125 mln convertible offering), RMBS -3% (prices convertible notes).