Most Dangerous Tech Companies

By Bloomberg Rankings - 2013-12-12T02:27:18Z

Photograph by David Paul Morris/Bloomberg

Company Symbol % Change
9 of 13

4. Oracle

Twenty-six percent of the top 50 U.S. technology companies specified the database-software maker as a threat in their annual filings with the SEC. Symantec and Teradata were among the 13 companies that listed Oracle in the risk factors or competitors section of their 10-K reports. 

Few executives would dare tangle with Larry Ellison, Oracle's animated co-founder and CEO, or his $162 billion software juggernaut.