Starbucks stock steams upward as analysts debate. (Starbucks Corp.)

Starbucks Corp.'s frothy stock surged to yet another 52-week high last week, raising the question of whether the premium coffee marketer's shares have become overheated.

Professional Starbucks watchers were divided as they watched the stock top $47 this week.

Stockbroker Zeke Robbins of Dain Bosworth's Seattle office said telling people to sell a stock like Starbucks is "like shooting Santa Claus on the night before Christmas. But I would shoot him."

But emerging growth-stock analyst Tricia Reebs at the same firm took the opposite view: "Yes, in the short term the stock is a little pricey, but it should be bought and held for several years."

The company went public last June at $17, the first public trades were made at $21 and since then the stock has risen to a level that makes analysts …