Stocks that moved substantially traded or heavily Wednesday:
American Airlines Group Inc., down $3.16 to $35.96
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The airline said an important revenue measurement will grow at a slower pace than it expected in the second quarter.
Fastenal Corp., up $4.98 to $54.51
The maker of construction and industrial fasteners had a stronger second quarter than investors expected.
AAR Corp., down $5.53 to $43.02
The airplane maintenance company reported weaker-than-expected sales in the fourth quarter.
Nvidia Corp., down $5.72 to $247.53
Chipmakers stumbled after the U.S. released a $200 billion list of Chinese imports that may be hit with tariffs.
Deere & Co., down $3.13 to $141.42
Industrial companies took further losses as the trade war between the U.S. and China heated up.
Twenty-First Century Corp., down $1.98 to $47.79
The media company raised its bid to buy the rest of British broadcaster Sky.
FirstEnergy Corp., up 51 cents to $35.90
Interest rates dropped and utility companies fared better than the rest of the market Wednesday.
AngioDynamics Inc., down $3.63 to $18.95
The medical device maker's fourth-quarter earnings and sales fell short of analyst projections.