The Associated PressNEW YORK (AP) ¿ The following stocks were among those that moved substantially or traded heavily Monday on the New York Stock Exchange and the Nasdaq Stock Market: NYSE: Delta Air Lines Inc., down 48 cents at $11.29 Airline shares fell on fears that new security restrictions could curtail business travel on lucrative international routes. Fannie Mae, up 22 cents at $1.27 The Treasury Department removed limits on how much money it will spend to keep the Fannie Mae and Freddie Mac operating. Sinovac Biotech Ltd., up 37 cents at $6.62 The Chinese vaccine maker filed an application to begin testing of a vaccine for a virus that causes hand, foot, and mouth disease. Science Applications International Corp., up 17 cents at $19.20 The defense contractor has received a contract worth as much as $10 million from the U.S. Air Force. NASDAQ: Radware Ltd., up 55 cents at $14.77 The Israeli company, which makes network management software, lifted its fourth-quarter financial guidance. Cal-Maine Foods Inc., up $2.50 at $33.31 The company, which produces and sells eggs, said its profit fell 41 percent as food-service and restaurant sales remained weak. But the results beat Wall Street expectations. Amicas Inc., up $1.05 at $5.47 The company agreed to be acquired by private equity firm Thoma Bravo LLC in a deal worth about $217 million in cash. Actuate Corp., up 46 cents at $4.47 An analyst said Actuate's takeover of Xenos Group Inc., another software company, should help it turn around declining revenue.