SLM, Ford, Biogen Idec, Cablevision, Chico’s FAS are among big market movers Monday

SLM, Ford, Biogen Idec, Cablevision are big movers

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

NYSE:

Watson Wyatt Worldwide Inc., down $3.18 at $38

The management consulting company is acquiring its rival Towers Perrin in a $3.5 billion all-stock deal amid shrinking revenue.

Teppco Partners LP, up $1.43 at $30.12

Enterprise Products Partners will buy the pipeline operator in a $3.3 billion deal to form the country’s biggest public energy partnership.

Interoil Corp., up $4.52 at $29.27

Asian media reported that two Chinese companies were both planning bids for the Australian company’s Papua New Guinea natural gas project.

Chico’s FAS Inc., up 41 cents at $9.51

The women’s apparel retailer’s turnaround is progressing well, a Sterne Agee analyst said, with improved merchandise and cost cuts.

SLM Corp., up 78 cents at $10.05

The student lender’s stock should rise as it services a big chunk of government-originated loans to college students, an analyst said.

Cablevision Systems Corp., up 46 cents at $19.32

A Supreme Court ruling gave the cable company the go-ahead to offer remote-storage digital recorder systems to consumers.

Ford Motor Co., up 17 cents at $5.78

The auto company’s sales analyst said June was the industry’s best month this year, with the smallest sales decline since last September.

NASDAQ

Biogen Idec Inc., down $2.75 at $47.32

The drug developer said another case of potentially lethal brain inflammation in a user of its Tysabri drug, which could weigh on sales.