Caesars Entertainment Jumps 4.5%

What's in a name? For Caesars Entertainment (CZR Quote), a 4.5% gain.

On Tuesday, Caesars Entertainment officially changed its company name from Park Place Entertainment and began trading under the ticker "CZR" on the New York Stock Exchange. Company management, flanked by a pair of actors playing Caesar and Cleopatra, rang the opening bell on the NYSE to mark the occasion. By the day's end, shares had risen 51 cents, to $11.76.

"Today marks a major milestone in the history of our company as we adopt the name Caesars," said Wallace R. Barr, company president and chief executive. ...