ZBB Energy Corporation (AMEX: ZBB) gained 14.8 percent Thursday to $1.24, on volume of 1,384,173 shares, more than four times its full-day average, after signing lucrative contracts in China.

Pfizer Inc. (NYSE: PFE) dealt in 43,708,033 shares, to within a few aces of its full-day average of 45,414,700. Share prices were flat at $18.27

Icagen Inc. (Nasdaq: ICGN) dipped 17 percent to $2.44. Volume was 1,761,812 shares, four times its daily average.