Ambac Financial, Intel, Fossil, Grand Canyon Education among big market movers Tuesday

Ambac Financial, Intel, Fossil big market movers

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

NYSE

Gartner Inc., up $2.67 at $28.23

The information technology research firm posted a better-than-expected quarterly profit and raised its forecast for the year.

Ambac Financial Group Inc., down 20 cents to 70 cents

The bond insurer said it was negotiating a prepackaged bankruptcy deal and is looking to raise new capital.

NASDAQ

Intel Corp., down 83 cents to $19.82

Several analysts said demand for computers looked shaky heading into the all-important back-to-school season.

Nuance Communications Inc., down $1.90 at $15.47

A Goldman Sachs analyst downgraded the speech-recognition and digital imaging software maker, saying it faces a tough third quarter.

Fossil Inc., up $3.37 at $45.84

Strong sales in the U.S., Asia and Europe helped the watch company triple its quarterly profit, and guidance beat expectations.

Pegasystems Inc., down $6.34 at $23.31

The business software maker posted second-quarter adjusted earnings below Wall Street’s expectations.

Grand Canyon Education Inc., down $2.07 at $18.10

Investors remained focused on the increasingly heavy regulatory scrutiny and financial impact of proposed regulations at the for-profit school.

SciClone Pharmaceuticals Inc., down $1.03 at $2.48

The biotech company said it is facing inquiries from the SEC and Justice Department about possible violations of anti-bribery laws overseas.