Sources: Microsoft in advanced talks to buy speech technology company Nuance Communications for ~$16B, or $56 a share, a 23% premium to Nuance's Friday close (Bloomberg)

Bloomberg:
Sources: Microsoft in advanced talks to buy speech technology company Nuance Communications for ~$16B, or $56 a share, a 23% premium to Nuance's Friday close  —  - Price under discussion would value Nuance at $56 a share  — An agreement could be announced as soon as this week