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

Some of the biggest gainers among Services stocks include:

Outerwall Inc (OUTR): OUTR stock is up 6.48% today.

Rent-A-Center Inc (RCII): RCII stock is up 6.69% today.

Mimecast Limited Ord (MIME): MIME stock is up 5.43% today.

Amaya Inc. Cmn Stk (AYA): AYA stock is up 2.42% today.

Sohu.Com Inc (SOHU): SOHU stock is up 4.36% today.

Cheetah Mobile Inc (CMCM): CMCM stock is up 2.42% today.

Castlight Health Inc (CSLT): CSLT stock is up 1.91% today.

Servicemaster Global Holdings I (SERV): SERV stock is up 1.49% today.

Pdf Solutions Inc (PDFS): PDFS stock is up 2.96% today.

Callidus Software (CALD): CALD stock is up 0.67% today.

Some of the biggest losers among Services stocks include:

Connecture Inc. Cmn (CNXR): CNXR stock is down 6.21% today.

3D Systems Corp (DDD): DDD stock is down 13.29% today.

Nobilis Health Corp (HLTH): HLTH stock is down 8.41% today.

Sorrento Therpt Cmn (SRNE): SRNE stock is down 8.45% today.

Hortonworks Cmn (HDP): HDP stock is down 6.36% today.

Internap Corp Cmn (INAP): INAP stock is down 7.14% today.

Rocket Fuel Inc (FUEL): FUEL stock is down 5.75% today.

Guidance Software (GUID): GUID stock is down 7.14% today.

Adeptus Health Inc (ADPT): ADPT stock is down 5.23% today.

Rosetta Stone (RST): RST stock is down 6.91% 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.