Guess, 3Par, Momenta Pharmaceuticals, TiVo among companies making big market moves

Guess, 3Par, Momenta Pharma, TiVo big movers

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

NYSE

Guess? Inc., down $4.09 at $34.14

The jeans seller posted a weak guidance as it said North American retail business was weak and shoppers were cautious.

Jo-Ann Stores Inc., up $4.32 at $41.14

The craft and fabric retailer raised its outlook as new stores posted solid sales and store remodels and new products boosted revenue.

3Par Inc., down 73 cents at $26.03

Dell Inc. said the data storage maker accepted its raised buyout offer, but then rival Hewlett-Packard Co. made public a higher bid after the market closed.

Gerber Scientific Inc., up 75 cents at $5.88

The manufacturing equipment maker said it has identified ways to cut costs that should help its results in the second half.

Heico Corp., up $5.53 at $41.76

An analyst upgraded shares of the aerospace and defense company after it raised its outlook for the year, saying it expects demand to increase.

NASDAQ

Momenta Pharmaceuticals Inc., up 17 cents at $15.85

A judge denied Sanofi-Aventis’ request to suspend Momenta’s generic version of Sanofi-Aventis’ blood clot treatment.

Rue21 Inc., down $1.65 at $21.79

A key sales measure declined in the clothing retailer’s second quarter, and its profit guidance fell short of analyst expectations.

TiVo Inc., down 50 cents at $7.97

The DVR maker’s quarterly loss deepened, and it faces increasing competition from cable companies and an expensive patent fight.