** U.S.-listed shares of Canadian drug developer AEZS.O
falls 26.5% to $1 premarket on about $4.5 mln direct offering
** Stock among worst pct loser across U.S. exchanges; set
for its worst day in nearly three years
** AEZS' direct offering is for the sale of about 3.5 mln
common shares at $1.29/shr
** Will also issue unregistered warrants for 2.6 mln common
shares at an exercise price of $1.20/shr
** Offering represents 17.4% of the company's free float
** Up to Wednesday's close, stock fell ~67% in the last 12
months
(Reporting by Dania Nadeem in Bengaluru)
((Dania.Nadeem@thomsonreuters.com; within U.S. +1 646 223 8780,
outside U.S. +91 80 6182 3463;))