Stocks that moved substantially or traded heavily Friday on the New York Stock Exchange and Nasdaq Stock Market:
HealthSpring Inc., up $1.60 at $43.44
A Citi analyst upgraded the health insurer and its rivals saying favorable medical cost trends should lead to healthy profit margins.
Eastman Kodak Co., up 15 cents at $3
A judge at the U.S. International Trade Commission turned down Apple's digital-camera patent claim against the photography company.
Dillard's Inc., up $7.41 at $56
Shares of the department store operator reached a new 52-week high after posting first-quarter earnings that beat expectations.
Nordstrom Inc., down $1.54 at $47.63
The upscale retailer posted higher first-quarter net income, but it lowered its full-year outlook.
Tyco International Ltd., up $1.28 at $50.78
The New York Post reported that a possible buyer is talking to private equity firms about bidding on the security products company.
Ener1 Inc., down 20 cents at $1.52
Shares of the battery maker continued to fall after posting a huge first-quarter loss earlier in the week.
First Solar Inc., down $6.42 at $125.65
A Wedbush analyst said the solar power equipment maker could face litigation over the location of a possible power plant project.
CA Technologies, down $2.16 at $22.90
The maker of information technology management software posted earnings that were lower than what Wall Street had expected.