The stocks of Chipotle Mexican Grill are both down today on an analyst downgrade, which is fine. The company’s price has certainly been bid up. What continues to amaze me, though, is the lack of attention to the very obvious mispricing that exists between the company’s class A and class B shares. For one thing, oftentimes the B shares aren’t even mentioned, or reports will just make referenc

John Maynard Keynes once stated that picking stocks is like a beauty contest where "it’s important to choose not who you think is the prettiest girl, but who the judges will think is the prettiest girl." And he also recalls Mark Twain famously saying, "History never repeats itself but it sometimes rhymes."

We were prescient in calling the February sell-off; but the massive bloodshed that would create enormous value on the Street never quite materialized.

Andy Kern, a Berkshire disciple, talks about the quandary between value and growth.

Shares of Amgen (AMGN), the largest biotechnology company in the world, have been slammed in recent weeks and the stock is trading at valuations not seen in years, if ever.

Some pretty thorough notes on the hard-to-find Margin of Safety – Risk-Averse Value Investing Strategies for the Thoughtful Investor by Seth Klarman. Hat-tip David Polonitza.

It is no secret that we at Morningstar greatly admire Warren Buffett, Charlie Munger, and the company they have created. But is BRK really priced attractively enough today to be worth buying?

This week it was announced that MMM’s fourth-quarter sales beat analyst expectations, but profits did not, and guidance for 2007 was below expectations. The stock fell from the 80 area back into the mid-70s. This world-class blue chip growth stock has now become cheap enough to be considered by value investors.

In a 13D filing after the close Monday on Pogo Producing Co. (PPP), Third Avenue Management disclosed a 6.2% stake in the company. The firm disclosed a letter to the company expressing their dissatisfaction with the company and its CEO. It's interesting to see the plays the superinvestors, such as Marty Whitman, make.

Amgen's stock has been caught up in the Cycle of Negativity. If you read hundreds of sell-side analyst reports, you see that all stocks are linked to the PE multiple of the overall market. Jeff Miller at "A Dash of Insight" explains why this may present a buying opportunity.

Investors who want exposure to Buffett's style can invest in any of the dozens of mutual funds that have sprouted claiming adherence to the Buffet investment style. What many investors do not realize is that they could simply buy the stocks comprising Buffett’s equity portfolio.

According to ValueWiki, our very own George and his FatPitchFinancials site is #5 on the web's most popular Finance Blogs! As an aside, there is a ton of great writers listed, if you are looking for alternative readings.

So what is Mueller worth? Using three different valuation methodologies – private market value, peer public company multiples and a sum-of-the-parts analysis, we think Mueller shares are worth in the mid-$20s, versus under $15 today. We think that is plenty cheap for a stable, high-quality business and have been buying aggressively at today’s prices.

David recently came across an article written in 2006 by Whitney Tilson, manager of the Tilson Funds, dealing with how he searches for value in the stock market.

Bronco Drilling Company currently has a book value of $12.95 per share. This means that the market is currently valuing Bronco’s business operations at less than $0.67 per share, $0.10 less than they should earn in the current quarter alone. If shares of Bronco Drilling slide much further, the company will be selling for less than their rigs alone are valued at.