Short selling is a way to invest so that you profit when the price of a security — such as a stock — declines. It’s considered an advanced strategy that is probably best left to experienced investors ...

Naked short selling involves selling securities without first borrowing them or ensuring they can be borrowed, leading to potential failures to deliver. This practice can artificially inflate the ...

Discover how short interest theory works, why it's seen as a bullish indicator, and learn how to identify opportunities in heavily shorted stocks.

NEW YORK, NY - NOVEMBER 23: (L-R) Byron Mann, Finn Wittrock, Michael Lewis, Jeremy Strong, Steve Carell, Adam McKay, Ryan Gosling, Brad Grey, Brad Pitt and John Magaro attend "The Big Short" Premiere ...

New research shows that when top executives complain about short sellers, they’re often not backing their stock—they’re selling it. Besides shedding their shares they are also more likely to issue new ...

High ProShare short-to-long buying ratios in 2X funds historically signal market lows, while low ratios suggest market tops; the current ratio is neutral at 0.8. The position of the ProShare short ...