The market is on the rise this morning. The Nasdaq has moved up 1.7%; the S&P 500 is trading up 1%; and the Dow has risen 0.9%.

The Services sector (IYC) is up 0.8%, underperforming the market overall. The biggest movers in the sector are currently:

Company Market Cap Percentage Change
Casey\'s General Stores (Nasdaq:CASY) $1.86 billion +8.8%
Tripadvisor (Nasdaq:TRIP) $5.46 billion +7.7%
NetGear (Nasdaq:NTGR) $1.36 billion +6.4%
Urban Outfitters, Inc (Nasdaq:URBN) $5.38 billion +5.6%
Yandex (Nasdaq:YNDX) $7.53 billion -5.4%
John Wiley & Sons (NYSE:JW.A) $2.05 billion -5%
Family Dollar (NYSE:FDO) $8.17 billion -4.7%

Broker Summary: TD Ameritrade Thinkorswim

After rising 8.8%, Casey's General Stores (Nasdaq:CASY) is currently trading at a share price of $52.83. So far today, the company's volume is 559,497 shares, 1.5 times the current daily average.

Tripadvisor (Nasdaq:TRIP) has risen 7.7% and is currently trading at $41.34 per share. So far today, the company's volume is seven million shares.

NetGear (Nasdaq:NTGR) is at $37.83 per share after an increase of 6.4%. So far today, the company's volume is 157,327 shares, whereas yesterday, volume was only 106,073 shares.

Urban Outfitters, Inc (Nasdaq:URBN) has increased to a share price of $39.07, a 5.6% rise. The company is currently trading a volume of 5.3 million shares. This is 2.6 times the current three-month average.

Slipping 5.4%, Yandex (Nasdaq:YNDX) is currently trading at $21.75 per share. At 6.8 million shares, the company's volume so far today is 5.3 times its current daily average.

John Wiley & Sons (NYSE:JW.A) is down 5% to reach $38.49 per share. The company's volume for the day so far is 191,623 shares.

After a decline of 4.7%, Family Dollar (NYSE:FDO) has hit a share price of $67.25. This morning, two million shares have been traded, which is more trading activity than there was yesterday.

The Bottom Line On any given day, a particular stock may see positive or negative change in its share price. It is important to weigh current activity against historical performance when making any investment decisions. Keep in mind that all these ratios should be compared against historical numbers and industry information in order to get a more complete picture.