Especially the traders at Wall Street's big hedge funds.
Goldman Sachs' new Hedge Fund Monitor report, which looks at 783 funds with nearly $2 trillion in gross equity positions, lists the 50 favorite short positions among the world's largest fund managers.
Near the top of the list are companies that have been around forever like General Electric and Coca-Cola. The big tech companies are among the stocks traders are betting will go down.
We've ranked the top 23 by overall dollar value of short interest.
Check it out.