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

Some of the biggest gainers among Services stocks include:

Varonis Systems Inc (VRNS): VRNS stock is down 3.8% today.

Gigamedia Ltd (GIGM): GIGM stock is down 4.23% today.

Progress Software Corp (PRGS): PRGS stock is down 0.76% today.

Rent-A-Center Inc (RCII): RCII stock is down 2.47% today.

Fortress Transportation & Infra (FTAI): FTAI stock is down 3.14% today.

SS&C; Technologies Holdings (SSNC): SSNC stock is down 2.5% today.

Aac Holdings Inc (AAC): AAC stock is down 3.47% today.

Genesis Healthcare Inc (GEN): GEN stock is down 6.27% today.

Cornerstone Ondemand Inc (CSOD): CSOD stock is down 2.62% today.

Bsquare Corp (BSQR): BSQR stock is down 4.49% today.

Some of the biggest losers among Services stocks include:

Pros Holdings (PRO): PRO stock is down 15.82% today.

Meetme Inc (MEET): MEET stock is down 1.71% today.

Exelixis Inc (EXEL): EXEL stock is down 2.68% today.

Ziopharm Oncology Inc (ZIOP): ZIOP stock is down 4.34% today.

Qunar Cayman Islands Ltd (QUNR): QUNR stock is down 2.05% today.

Commvault Systems (CVLT): CVLT stock is down 7.93% today.

Anavex Life Sciences (AVXL): AVXL stock is down 3.21% today.

Box Inc (BOX): BOX stock is down 3.36% today.

Castlight Health Inc (CSLT): CSLT stock is down 2.56% today.

Weight Watchers International Inc (WTW): WTW stock is down 1.94% 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.