Coca-Cola, General Motors, Yelp, Qualcomm and Coupons.com are big market movers

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

NYSE

The Coca-Cola Co., up $1.17 to $42.40

The beverage company reported better-than-expected quarterly profit on lower costs and higher prices for sodas in North America.

Martin Marietta Materials Inc., up $18.08 to $137.24

The construction materials maker reported better-than-expected fourth-quarter results, helped by the improved U.S. economy.

General Motors Co., up $1.52 to $37.52

A former member of the U.S. auto task force wants to join the automaker's board and proposed an $8 billion stock buyback.

Coupons.com Inc., down $3.76 to $10.75

The digital coupon company reported worse-than-expected fourth-quarter financial results and provided a weak outlook.

Yelp Inc., up $2.49 to $44.66

The online reviews company bought online food ordering service Eat24 for about $134 million and boosted its revenue outlook.

Nasdaq

Qualcomm Inc., up $3.15 to $70.26

The company reached a settlement with China's anti-monopoly authorities, agreeing to pay a $975 million fine.

RetailMeNot Inc., down 7 cents to $15.40

The online coupon site reported slight revenue growth in the fourth-quarter but expects revenue to drop in the first quarter.

Blue Nile Inc., down $3.30 to $28.12

The online jewelry seller reported worse-than-expected fourth-quarter results and provided a weak outlook.