Ad tech firm Rubicon Project's stock is soaring after a report claimed it is exploring a sale (RUBI)

Ad tech company Rubicon Project's stock shot up on Friday following a Wall Street Journal report suggesting the company is exploring a sale.
The report claimed Rubicon Project is working with investment bank Morgan Stanley to explore its strategic options.
A Rubicon Project spokesman told Business Insider: "We do not comment on inquiries of this kind."
Rubicon Project's stock was up 9.4% at the time of writing (12pm EST) to $8.36.In November, Rubicon Project announced a "comprehensive realignmen