More broadly, the Dow Jones Industrial Average climbed 0.2%, the Nasdaq fell 0.3% and the S&P 500 increased 0.2%.

Some of the biggest gainers among healthcare stocks include:

• Myriad Genetics (MYGN): MYGN stock is up 4.8% today.

• Pacira Pharmaceuticals (PCRX): PCRX stock is up 3.2% today.

• The Medicines Company (MDCO): MDCO stock is up 3.3% today.

• Wellcare Group (WCG): WCG stock is up 2.4% today.

• Insulet Corp (PODD): PODD stock is up 2.5% today.

• Biogen Idec Inc (BIIB): BIIB stock is up 2.6%, marking the fourth consecutive day the stock has increased.

• Natus Medical Inc (BABY): BABY stock is up 2.2% today.

• Tornier N.V. (TRNX): TRNX stock is up 1.8% today.

• Bluebird Bio Inc (BLUE): BLUE stock is up 1.8% today.

• Ariad Pharmaceuticals (ARIA): ARIA stock is up 3.2% today and up 31.1% in the last month.

Some of the biggest losers among healthcare stocks include:

• Nektar Therapeutics (NKTR): NKTR stock is down 6.3% today.

• Pdl Biopharma (PDLI): PDLI stock is down 3.0% today.

• Alexion Pharmaceuticals (ALXN): ALXN stock is down 1.7% today.

• Neurocrine Biosciences (NBIX): NBIX stock is down 2.9% today.

• Genomic Health (GHDX): GHDX stock is down 1.7% today.

• China Biologic Products (CBPO): CBPO stock is down 2.0% today.

• Alnylam Pharmaceuticals (ALNY): ALNY stock is down 2.2% today.

• Gilead Sciences (GILD): GILD stock is down 1.9% today.

• Ptc Therapeutics Inc (PTCT): PTCT stock is down 2.5% today.

• Halozyme Therapeutics (HALO): HALO stock is down 1.4% 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.