On the upside
Alexza Pharmaceuticals (Nasdaq: ALXA) will acquire Symphony Allegro.
La-Z-Boy (NYSE: LZB) reversed year ago losses to post a profit for the fourth quarter that topped analyst estimates.
Collins Stewart upgraded Force Protection (Nasdaq: FRPT).
On the downside
The Food and Drug Administration warned that use of Matrixx Initiatives' (Nasdaq: MTXX) Zicam Cold Remedy products may permanently damage a person's sense of smell.
A-Power Energy Generation Systems (Nasdaq: APWR) disappointed with sharply lower first quarter earnings that fell short of expectations.
Patriot Coal (NYSE: PCX) will sell approximately 12 million common shares to raise $107 million.
In the broad market, declining issues outpaced advancers by a margin of nearly 5 to 2 on both the NYSE and on Nasdaq. The Russell 2000 which tracks small cap stocks fell 8 points to 503.