NEW YORK — Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and the Nasdaq Stock Market:
Pandora Media Inc., up $1.32 at $17.73
A Cowen analyst upgraded the Internet radio company citing ad revenue gains and a likely "manageable" threat from Apple Inc.'s radio service.
The Mosaic Co., down $1 at $54.91
A Citi analyst downgraded shares of the fertilizer maker after the company said it would delay a stock buyback program.
Chipotle Mexican Grill Inc., up $4.71 at $363.67
A Sterne Agee analyst started coverage of the casual restaurant chain with a "Buy" rating, citing its growth potential.
UniFirst Corp., down $5.43 at $90.22
The uniform company cut its profit outlook for the full year, citing weak results at its specialty garments business.
Apollo Group Inc., down $1.99 at $17.39
The for-profit education company, which owns the University of Phoenix, said its third-quarter earnings fell 40 percent.
Synaptics Inc., up $3.12 at $38.99
The touch-screen technology company raised its fiscal fourth-quarter revenue outlook on strong demand for its products.
First Cash Financial Services Inc., down $5.80 at $49.40
The pawn store operator cut its earnings guidance for the year because of falling gold prices and volatility in the Mexican peso.