Pizza Hutparent Yum! Brands' shares reached their highest in about two years Tuesday after a top analyst regarded the company's shares more favorably, according toBusinessWeek. The stock climbed $1.19, or 3.4 percent, to $36.60 in trading Tuesday after UBS analyst David Palmer lauded the company's $10 pizza deal; expressed confidence in its favored international market, China; and raised price targets on the company's stocks from $38 to $44 and from "neutral" to "buy."