Pre-Market Losers

These companies are trading lower today: AON Corp AON is down nearly 39%, trading near $31.50. Windsteam Corp WIN is down over 15%, trading near $11.15. Deutsche Bank AG DB is down over 4%, trading near $54.60 after the company announced plans for a joint-CEO management structure. Seadrill Ltd SDRL is down over 3.40%, trading near $34.25. Royal Caribbean Cruises RCL is down over 3%, trading near $36.67.