Benzinga’s Top Gainers (HEB, SQNM, APWR, QLTI, SOMX)

Hemispherx BioPharma, Inc (AMEX: HEB) soared 22% to $1.46 in the falling market. So far this year, HEB has moved up 314%. The 52-week range for HEB is $0.26-$4.54.

A-Power Energy Generation Systems, Ltd. (NASDAQ: APWR) surged 7.55% to $17.53 on high volume of 1.85 million shares. Today APWR announced that it will report its unaudited financial results for the third quarter ended September 30, 2009, before the market opens on Thursday, December 3, 2009.

Sequenom, Inc. (NASDAQ: SQNM) increased by 9% to $4.20 after falling as much as over 10% in the opening session. So far this year, SQNM has plunged over 78%.

QLT Inc. (USA) (NASDAQ: QLTI) surged 5.78% to $4.76 after RBC Capital upgraded QLTI from Sector Perform to Outperform and also boosted it's price target from $4.50 to $6.

Somaxon Pharmaceuticals, Inc. (NASDAQ: SOMX) jumped 4.58% to $2.97 on high volume of 1.19 million shares. So far this year, SOMX is up over 115%.