Valued at a mere $1.3 billion in April, Groupon last night walked away from Google and its rumored purchase offer of between $5 billion and $6 billion, opting instead to remain independent, sources tell the Chicago Tribune. Neither Groupon nor Google would comment, but insiders say that the 2-year-old tech star may still pursue an IPO, but that it wouldn't make that decision until 2011.
(More Google buys Groupon stories.)