Yahoo’s largest investor doubles down from News.com reports Capital World Investors has doubled their stake in Yahoo, giving them a 10.1% percent stake in the company.

Capital World Investors was Yahoo’s largest investor, and obviously still is. They now own 135,542,600 shares as of March 31, up 95-percent from the end of last year.

Just when you thought the news of Yahoo may make for a slow news day for the 24 hour period, we get this news. Here is a brief summary of Yahoo news over the past 24 hours or so:

• Major Yahoo Shareholder: Microsoft “Blundered” With Hostile Tactics
• Yahoo’s Senior VP, Tim Cadogan, Leaves Yahoo For OpenX; Google Ad Manager Competitor
• Confirmed: Yahoo To Test Google AdSense For Search Ads
• Microsoft: Forget It On Paid Search Partnership, Google & Yahoo
• Report: Yahoo & AOL Approaching A Deal
• News Corp, Google, AOL, “MicroHoo” The Movie Enters A Surreal, Climactic Sequence

Related Topics: Yahoo: Business Issues

About The Author: Barry Schwartz is Search Engine Land's News Editor and owns RustyBrick, a NY based web consulting firm. He also runs Search Engine Roundtable, a popular search blog on very advanced SEM topics. Barry's personal blog is named Cartoon Barry and he can be followed on Twitter here. For more background information on Barry, see his full bio over here. See more articles by Barry Schwartz