The following stocks were the biggest movers and shakers in the Services sector today.

Some of the biggest gainers among Services stocks include:

Xactly Corp (XTLY): XTLY stock is down 2.75% today.

Sohu.Com Inc (SOHU): SOHU stock is down 0.5% today.

Materialise Nv (MTLS): MTLS stock is down 1.67% today.

Moduslink Global Solutions Inc (MLNK): MLNK stock is up 0.5% today.

Veeva Systems Inc (VEEV): VEEV stock is up 0.15% today.

Rocket Fuel Inc (FUEL): FUEL stock is up 4% today.

The Keyw Holding Corp (KEYW): KEYW stock is up 3.78% today.

Shopify Inc (SHOP): SHOP stock is down 0.6% today.

American Reprographics Company (ARC): ARC stock is up 3.73% today.

Archrock Inc. (AROC): AROC stock is up 2.96% today.

Some of the biggest losers among Services stocks include:

Senomyx Inc (SNMX): SNMX stock is down 2.65% today.

Majesco Common Stock (MJCO): MJCO stock is up 9.44% today.

Tal International Group (TAL): TAL stock is up 2.16% today.

NCI Inc (NCIT): NCIT stock is down 0.5% today.

Planet Payment (PLPM): PLPM stock is up 0.34% today.

Opower Inc (OPWR): OPWR stock is up 2.37% today.

U.S. Physical Therapy (USPH): USPH stock is down 0.2% today.

Rackspace Hosting Inc (RAX): RAX stock is down 0.63% today.

Mimecast Limited (MIME): MIME stock is down 8.08% today.

Mednax Inc (MD): MD stock is down 4.65% 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.