John-Erik Koslosky

John-Erik Koslosky


Fool contributor John-Erik Koslosky has been picking his own stocks since the market crashed in 2008. He aims for a mix of value and growth, but mostly, just looks to buy great businesses.

Recent articles

Is Pandora Leaving Money on the Table?

Revenue hasn't been growing as fast as investors hoped, but the company says that's not necessarily due to a lack of advertiser interest.

Has Facebook's Growth Peaked?

The company has cautioned that prior growth rates are going to be hard to top moving forward. Should investors be worried about a slowdown?

Is Twitter Skimping on R&D?

Twitter's investment in research and development is dropping fast. Is that welcome news for investors, or a sign of even tougher times ahead?