The Services sector saw plenty of trading activity today, including the following leaders and losers.

Some of the biggest gainers among Services stocks include:

Infoblox Inc (BLOX): BLOX stock is up 22.01% today.

Perion Network Ltd (PERI): PERI stock is up 8.14% today.

Everyday Health Inc (EVDY): EVDY stock is up 7.48% today.

China Finance Online Co. Ltd (JRJC): JRJC stock is up 5.97% today.

Tenet Healthcare Corp (THC): THC stock is up 5.12% today.

Envirostarm Inc (EVI): EVI stock is up 4.9% today.

Realnetworks (RNWK): RNWK stock is up 4.83% today.

Hca Holdings Inc. Common Stock (HCA): HCA stock is up 4.8% today.

Qumu Corp (QUMU): QUMU stock is up 4.5% today.

Castlight Health Inc (CSLT): CSLT stock is up 4% today.

Some of the biggest losers among Services stocks include:

Netqin Mobile Inc (NQ): NQ stock is down 16.63% today.

Anavex Life Sciences (AVXL): AVXL stock is down 9.59% today.

Global Sources Ltd (GSOL): GSOL stock is down 9.33% today.

Code Rebel Corp (CDRB): CDRB stock is down 7.22% today.

Benefitfocus Inc (BNFT): BNFT stock is down 7.08% today.

Cheetah Mobile Inc (CMCM): CMCM stock is down 5.28% today.

Yandex N.V. (YNDX): YNDX stock is down 4.87% today.

Csp Inc (CSPI): CSPI stock is down 4.83% today.

Innodata Isogen Inc (INOD): INOD stock is down 4.47% today.

Digimarc Corp (DMRC): DMRC stock is down 4.24% today.

For more information on the best stocks to buy right now, check out the latest commentary on InvestorPlace.com.

And for more on the hot stocks moving most on Wall Street right now, check out our archive of daily market movers by sector here.

Editor’s Note: Returns for the fastest-moving stocks listed here are based on share prices 20 minutes prior to publication of this story.