Six blue-chip stocks aggressively backed by Warren Buffett are on sale on Wall Street as the year draws to a close, mainly due to broad economic factors and stock market fashion. That makes them worth a look,

Warren Buffett has made some rather bearish moves in Berkshire Hathaway's (NYSE: BRK.A)(NYSE: BRK.B) stock portfolio in the past few quarters. Most notably, the legendary investor disposed of significant portions of both the Apple and Bank of America investments that have performed extremely well for Berkshire.

Warren Buffett, the iconic investor and chairman of Berkshire Hathaway (NYSE:BRK), is renowned for his timeless advice on wealth-building. What Happened: With a net worth of approximately $142 billion,

Warren Buffett has invested more than $74 million in a Reston company best known for controlling internet domains for organizations across the globe.

Despite Buffett overseeing stakes in nearly four-dozen securities, the lion's share of Berkshire's invested assets have been put to work in seven top ideas.