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

Some of the biggest gainers among Transportation stocks include:

Williams Companies (WMB): WMB stock is up 7.13% today.

Tsakos Energy Navigation Ltd (TNP): TNP stock is up 5.75% today.

Dcp Midstream Partners LP (DPM): DPM stock is up 5.36% today.

Hornbeck Offshore Services (HOS): HOS stock is up 5.34% today.

Capital Product Partners L.P. (CPLP): CPLP stock is up 6.01% today.

Teekay Tankers Ltd (TNK): TNK stock is up 5.96% today.

Tuniu Corp (TOUR): TOUR stock is up 5.68% today.

Teekay Shipping Corp (TK): TK stock is up 4.6% today.

Student Transn Inc (STB): STB stock is up 4.1% today.

Abengoa Yield Plc (ABY): ABY stock is up 4.08% today.

Some of the biggest losers among Transportation stocks include:

Spanish Broadcasting System (SBSA): SBSA stock is down 3.27% today.

Transportadora De Gas Sa Ord B (TGS): TGS stock is down 2.6% today.

Clean Energy Fuels (CLNE): CLNE stock is down 2.8% today.

Express-1 Expedited Solutions (XPO): XPO stock is down 1.47% today.

Golar Lng Ltd (GLNG): GLNG stock is down 1.41% today.

Euronav Nv (EURN): EURN stock is down 1.01% 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.