Aveti aici un articol interesant despre ratarile si succesul in privinta achizitiilor facute de Microsoft de-a lungul timpului: Microsoft acquisitions: Its biggest hits and misses | Microsoft - CNET News.

Visio
- Purchased for: $1.375 billion
- Date: January 7, 2000

Navision
- Purchased for: $1.45 billion
- Date: July 11, 2002

Rare
- Purchased for: $375 million
- Date: September 24, 2002

Tellme Networks
- Purchased for: $800 million
- Date: March 14, 2007

aQuantive
- Purchased for: $6.3 billion
- Date: August 13, 2007

Fast Search & Transfer
- Purchased for: $1.2 billion
- Date: April 25, 2008

Skype
- Purchased for: $8.5 billion
- Date: May 10, 2011

Yammer
- Purchased for: $1.2 billion
- Date: June 25, 2012