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

Some of the biggest gainers among Services stocks include:

Healthstream Inc (HSTM): HSTM stock is up 14.6% today.

Shopify Inc (SHOP): SHOP stock is up 12.15% today.

Incontact (SAAS): SAAS stock is up 6.37% today.

Scientific Games Corp (SGMS): SGMS stock is up 5.57% today.

Sapiens International Corporation N.V. (SPNS): SPNS stock is up 4.96% today.

Guidance Software (GUID): GUID stock is up 8% today.

Tal International Group (TAL): TAL stock is up 5.29% today.

Ziopharm Oncology Inc (ZIOP): ZIOP stock is up 4.74% today.

Anavex Life Sciences (AVXL): AVXL stock is up 4.4% today.

Rent-A-Center Inc (RCII): RCII stock is up 5.18% today.

Some of the biggest losers among Services stocks include:

Zix Corp (ZIXI): ZIXI stock is down 19.86% today.

Vasco Data Security International (VDSI): VDSI stock is down 8.7% today.

Rackspace Hosting Inc (RAX): RAX stock is down 9.3% today.

United Online (UNTD): UNTD stock is up 1.14% today.

Applied Dna Sciences (APDN): APDN stock is down 4.39% today.

Acadia Healthcare Company Inc (ACHC): ACHC stock is down 2.71% today.

Connecture Inc (CNXR): CNXR stock is down 3.25% today.

Simulations Plus (SLP): SLP stock is down 2.95% today.

Care.Com Inc (CRCM): CRCM stock is down 3.15% 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.