Stockpickr Lists: Blue Nile Sparkles

Editor's Note: In this feature from Stockpickr, we highlight lists of stocks that have made new highs, lows or seen other unusual activity.

52-Week Highs: Blue Nile(NILE Quote) rose 15.9% to a 52-week high, after the online jewelry retailer beat estimates and guided higher than expected for the third quarter and full year. The company expects to earn between 13 cents and 15 cents a share for the third quarter, above Thomson Financial's estimates of 14 cents a share. For the full year, Blue Nile sees earning of 94 cents to 95 cents a share. Analysts expected 91 cents a share. The stock gained $13 Tuesday to $95.

Biggest % Gainers: HemoSense(HEM Quote) soared 33.8%, after Inverness Medical Systems(IMA Quote) agreed to acquire the blood coagulation monitoring device maker in an all-stock deal worth $167 million. HemoSense shares closed up $3.13 to $12.30. ...