BUZZ-ComScore Inc: Strategic alliance with WPP unit
** The data analytics provider's shares up 22 pct at $52.87; touched record high of $53.27
** Advertising group WPP PLC (LSE: WPP.L - news) to take 15-20 pct stake in ComScore (NasdaqGS: SCOR - news)
** ComScore to partner with WPP's data management division Kantar to accelerate cross-media audience and campaign measurement outside the U.S.
** ComScore to issue 4.45 pct of shares to WPP in exchange for the benefits of the strategic alliance and acquisition of certain European internet audience measurement assets
** WPP to buy up to 15 pct shares of ComScore through a tender offer with an offering price of $46.13, a premium of 7 pct
** ComScore also reports better-than-expected Q4 revenue
** Up to Wednesday's close, shares had risen about 39.2 pct in the last one year