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

Some of the biggest gainers among Services stocks include:

Dyax Corp (DYAX): DYAX stock is up 11.99% today.

Five Star Quality Care (FVE): FVE stock is up 10.03% today.

Benefitfocus Inc (BNFT): BNFT stock is up 2.37% today.

3D Systems Corp (DDD): DDD stock is up 3.03% today.

Anavex Life Sciences (AVXL): AVXL stock is up 2.95% today.

Techtarget (TTGT): TTGT stock is up 0.11% today.

Perion Network Ltd (PERI): PERI stock is up 1.13% today.

Rent-A-Center Inc (RCII): RCII stock is up 0.47% today.

Grubhub Inc (GRUB): GRUB stock is up 1.15% today.

Hubspot Inc (HUBS): HUBS stock is up 1.37% today.

Some of the biggest losers among Services stocks include:

Verint Systems Inc (VRNT): VRNT stock is down 14.36% today.

Chinacache International (CCIH): CCIH stock is down 1.82% today.

Box Inc (BOX): BOX stock is down 3.81% today.

Datawatch Corp (DWCH): DWCH stock is down 1.41% today.

Bluephoenix Solutions (MDSY): MDSY stock is down 2.33% today.

Ryder System (R): R stock is down 0.16% today.

Synopsys Inc (SNPS): SNPS stock is down 4.1% today.

China Finance Online Co. Ltd (JRJC): JRJC stock is up 0.93% today.

Cai International (CAI): CAI stock is up 0.72% today.

Appfolio Inc (APPF): APPF stock is up 0.25% 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.