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

Some of the biggest gainers among Transportation stocks include:

Transalta Corp (TAC): TAC stock is up 4.53% today.

NRG Energy (NRG): NRG stock is up 2.43% today.

Companhia Paranaense De Energia (ELP): ELP stock is up 3.61% today.

The Aes Corp (AES): AES stock is up 3.23% today.

C.H. Robinson Worldwide (CHRW): CHRW stock is up 3.65% today.

Enbridge Inc (ENB): ENB stock is up 3.22% today.

Dynegy Inc (DYN): DYN stock is up 2.26% today.

Republic Airways Holdings (RJET): RJET stock is up 2% today.

Centerpoint Energy Inc (CNP): CNP stock is up 2.17% today.

Kinder Morgan (KMI): KMI stock is up 2.18% today.

Some of the biggest losers among Transportation stocks include:

Ardmore Shipping Corp (ASC): ASC stock is down 12.31% today.

Mplx LP (MPLX): MPLX stock is down 10.92% today.

Arcbest Corp (ARCB): ARCB stock is down 9.38% today.

Capital Product Partners L.P. (CPLP): CPLP stock is down 5.83% today.

Spark Energy Inc (SPKE): SPKE stock is down 5.15% today.

Overseas Shipholding Group Inc (OSGB): OSGB stock is down 4.92% today.

USA Truck (USAK): USAK stock is down 4.59% today.

Universal Truckload Services (UACL): UACL stock is down 3.77% today.

American Midstreampartners LP (AMID): AMID stock is down 2.27% today.

Nordic American Tanker Shipping Ltd (NAT): NAT stock is down 3.26% 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.