Based off Warren Buffett’s number-one rule, “Don’t lose money,” this screen seeks to buy stocks of a solid business at an attractive price. Read more » ...

Investing knowledge enhances risk-adjusted returns by at least 1.3 percentage points annually. Over a 30-year investment span, the improved portfolio performance leads to 25% greater wealth. This was the finding of a study, possibly for the first time, linking results from a test...

Welcome to Computerized Investing’s “Best of the Web.” Here we have brought together what we consider to be the “best of the best” when it comes to online investment analysis, research and tracking. These are the sites that we editors and staff of CI use ourselves, almost...

We have news of another potential merger in the DI portfolio. At the start of this week, Medtronic Inc. (MDT) reached an agreement to purchase Covidien Plc (COV). Details about the merger can be found in the News and Notes section below. The announcement has made headlines less...

he much-anticipated Federal Reserve meeting ended Wednesday. One of the main takeaways from the post-meeting announcement is that the central bank expects the unemployment rate to fall to 6% by the end of this year, inching closer to the goal of 5%. Although there is a decline...

How fast should you act in reaction to a portfolio addition or deletion alert? A good general rule for following any portfolio, whether it is one of ours or one run by another organization (e.g., a newsletter service), is to buy when an addition alert is issued and sell when a...

Stocks owned by exchange-traded funds experience 16% greater daily price volatility because of arbitrage. http://www.aaii.com/journal/article/stocks-price-volatility-increased-by-etf-ownership Read more » ...

Neutral sentiment jumped above 40% as optimism fell in the latest AAII Sentiment Survey. The increase puts neutral sentiment above its historical average for the 24th consecutive week. The last time we saw a similar streak was in 1999 (January 28 through July 8). Bullish sentiment,...

Covered call writing is one of several ways options are traded. While often done on an ad hoc basis, one can assemble and manage a portfolio of covered call option positions as either a part of a larger portfolio or on a stand-alone basis. Such an approach does require more detailed...

AAII Journal Editor Charles Rotblut explains to Chuck Jaffe of MarketWatch why MWI Veterinary Supply (MWIV) is his “Sell of the Week” on the MoneyLife Radio Program. MoneyLife is a daily personal finance show that sorts through the financial clutter to bring you the information...