Repros Therapeutics Inc. (Nasdaq: RPRX) moved 13.8 percent higher Thursday to $3.13. Volume of 851,490 shares was catching up on its full-day average of 864,758. RPRX’s Androxal drug, meant to treat men with low testosterone, is in clinical trials this month.

General Electric Company (NYSE: GE) was a volume leader Thursday, dealing in 39,598,546 shares, still shy of its full-day average of 54,691,800. Share prices regained 1.2 percent to $18.55.

Westell Technologies Inc. (Nasdaq: WSTL) shares stumbled 15 percent to $3.00. Volume was 1,212,492 shares, triple its daily average, on word that its quarterly income edged up 7 percent.