Kinder Morgan, Dean Foods, Chiquita, Priceline, and MannKind are big market movers

Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and the Nasdaq Stock Market:

NYSE

Kinder Morgan Inc., up $3.25 to $39.37

The energy company will combine a group of oil and gas companies that it controls, but which are currently traded separately.

Dean Foods Co., down 61 cents to $15.20

The dairy processor's quarterly results fell short of expectations and it withdrew its full-year outlook because of higher prices.

Chiquita Brands International Inc., up $3.04 to $13.10

The banana and fruit distributor received a buyout offer worth about $611 million from Cutrale Group and Safra Group.

Nasdaq

Priceline Group Inc., up $27.72 to $1,309.28

The online travel company reported better-than-expected quarterly results, though its third-quarter guidance fell short.

MannKind Corp., up 40 cents to $8.53

The biotechnology company entered into a deal worth up to $925 million with Sanofi to develop and sell the inhaled insulin Afrezza.

Mattress Firm Holding Corp., up $6.52 to $54.53

The mattress retailer expects second-quarter financial results above expectations and raised its full-year fiscal outlook.

Gogo Inc., down 73 cents to $15.24

The in-flight Internet and wireless company expects its full-year results to be at the low end of its current guidance range.

Tekmira Pharmaceuticals Corp., up $3.10 to $23.80

The Ebola drug developer's stock continued to benefit from the FDA's decision ease safety restrictions on a potential treatment.