Bioton Q1 net down 66 percent on financial costs

WARSAW, May 16 (Reuters) - Polish bio-pharmaceutical company Bioton BOTN.WA reported a 66 percent drop in earnings on jumping financial costs, the company said late on Thursday.

Bioton's net profit dropped to 4.7 million zlotys. Last year, the company controlled by local tycoon Ryszard Krauze, earned 14 million zlotys.

Bioton shares have fallen 29 percent so far this year, underperforming Warsaw's large-cap WIG20 index .WIG20. (Writing by Patryk Wasilewski; Editing by Quentin Bryar)