Fees on stock index mutual funds plunged 56% from 2000 to 2013, to an average 0.12% from 0.27%.

Some of the winners have excelled for decades by limiting risk.

Mutual funds of all stripes -- even small-cap funds -- have loaded up on shares of the iPhone maker over the years.

Some shareholders fear that the fund has simply gotten too big.

Though the bank's stock is stuck at less than $5 and first-quarter earnings may fall, investors are piling into the company.

Professional money managers are likely to lean on industrial materials and energy stocks.

During the past year, investors have been withdrawing from money manager American Funds despite strong long-term records.

Large, popular retirement funds are finding it difficult maintain the same pace of growth they had at the start.

American Funds managed almost a third of the worst-rated stock funds among those earning new grades from TheStreet Ratings.

The online retail giant had a plan to own your living room. It didn't work because AI-powered voice assistants don't work.

The new variant may be even more magically delicious.

Twitter is desperate for revenue. It has a $13 billion debt burden, but hasn’t showed a profit for eight of the last 10 years.