American Airlines and Nvidia fall; Fastenal jumps

Stocks that moved substantially traded or heavily Wednesday:

American Airlines Group Inc., down $3.16 to $35.96

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.