Stocks that moved substantially or traded heavily Wednesday:
General Mills Inc., down $3.21 to $52.17
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The packaged food company's earnings and revenue disappointed investors as cereal sales dropped.
Bed Bath & Beyond Inc., down $4.29 to $22.74
The home goods retailer's second-quarter profit and sales fell short of Wall Street estimates.
Adobe Systems Inc., down $6.64 to $149.96
The software maker had a solid fiscal quarter overall, but investors were concerned about results from its cloud business.
Western Digital Corp., down $3.55 to $86.37
Western Digital's partner Toshiba said it approved a deal to sell its chip business to Bain Capital.
FedEx Corp., up $4.50 to $220.50
The packaged delivery company's European TNT Express unit continued to struggle, but Wall Street felt its other businesses did well.
Tronox Ltd., down $1.45 to $21.92
The New York Post reported that regulators may not approve the company's plan to buy Cristal's titanium dioxide business.
PulteGroup Inc., down 57 cents to $25.66
Homebuilders slumped after the National Association of Realtors said sales of already-built houses slumped in August.
Royal Caribbean Cruises Ltd., down $2.98 to $115.54
Cruise lines traded lower Wednesday as Hurricane Maria traveled through the Caribbean and hit Puerto Rico.