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

Some of the biggest gainers among Services stocks include:

Connecture Inc (CNXR): CNXR stock is up 11.45% today.

Addus Homecare Corp (ADUS): ADUS stock is up 5.76% today.

Genesis Healthcare Inc (GEN): GEN stock is up 5.61% today.

Five Star Quality Care (FVE): FVE stock is up 4.45% today.

Aircastle Ltd (AYR): AYR stock is up 4.55% today.

Mattersight Corp (MATR): MATR stock is up 3.95% today.

Oncothyreon Inc (ONTY): ONTY stock is up 3.98% today.

H&E; Equipment Services (HEES): HEES stock is up 3.29% today.

Ascent Media Corp (ASCMA): ASCMA stock is up 4.17% today.

3D Systems Corp (DDD): DDD stock is up 3.05% today.

Some of the biggest losers among Services stocks include:

Portfolio Recovery Associates (PRAA): PRAA stock is down 12.04% today.

Xunlei Ltd (XNET): XNET stock is down 10.28% today.

Points International (PCOM): PCOM stock is down 7.76% today.

Code Rebel Corp (CDRB): CDRB stock is down 6.96% today.

Rackspace Hosting Inc (RAX): RAX stock is down 6.9% today.

Autohome Inc (ATHM): ATHM stock is down 7.03% today.

Scientific Games Corp (SGMS): SGMS stock is down 6.35% today.

Sina Corp (SINA): SINA stock is down 6.48% today.

Materialise Nv (MTLS): MTLS stock is down 6.16% today.

Ari Network Svcs (ARIS): ARIS stock is down 6.15% 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.