Healthcare stocks remained flat so far on Wednesday on Wall Street.

More broadly, the Dow Jones Industrial Average fell 0.1%, the Nasdaq rose 0.3% and the S&P 500 declined 0.1%.

Some of the biggest gainers among healthcare stocks include:

• NPS Pharmaceuticals (NPSP): NPSP stock is up 14.8% today.

• Ligand Pharmaceuticals Inc (LGND): LGND stock is up 2.2% today.

• Avanir Pharmaceuticals Inc (AVNR): AVNR stock is up 1.9% today.

• Auxilium Pharmaceuticals (AUXL): AUXL stock is up 2.0% today.

• Achillion Pharmaceuticals (ACHN): ACHN stock is up 1.3% today and up 65.2% in the last month.

• Nektar Therapeutics (NKTR): NKTR stock is up 1.7% today.

• Neurocrine Biosciences (NBIX): NBIX stock is up 1.1% today.

• Alnylam Pharmaceuticals (ALNY): ALNY stock is up 1.0% today.

• Acadia Pharmaceuticals Inc (ACAD): ACAD stock is up 1.1% today and up 27.4% in the last month.

Some of the biggest losers among healthcare stocks include:

• Keryx Biopharmaceuticals (KERX): KERX stock is down 6.4%, marking the fifth consecutive day the stock has decreased.

• China Biologic Products (CBPO): CBPO stock is down 2.5%, marking the third consecutive day the stock has decreased.

• Myriad Genetics (MYGN): MYGN stock is down 1.9% today.

• Mannkind Corp (MNKD): MNKD stock is down 1.6%, marking the third consecutive day the stock has decreased.

• Wellcare Group (WCG): WCG stock is down 1.5% today.

• Ironwood Pharmaceuticals (IRWD): IRWD stock is down 1.6% today.

• Universal Health Services (UHS): UHS stock is down 1.3% today.

• Community Health Systems (CYH): CYH stock is down 1.0% today.

• Actavis Inc (ACT): ACT stock is down 0.9% today.

• Quest Diagnostics Inc (DGX): DGX stock is down 0.8% 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.