Healthcare stocks rose broadly on Wall Street today, with the sector seeing an overall increase of 1.7%.

More broadly, the Dow Jones Industrial Average increased 1.1%, the Nasdaq climbed 1.6% and the S&P 500 increased 1.1%.

Some of the biggest gainers among healthcare stocks include:

• The Spectranetics Corp (SPNC): SPNC stock is up 4.0% today.

• Acadia Healthcare Company Inc (ACHC): ACHC stock is up 3.4% today.

• Array Biopharma Inc (ARRY): ARRY stock is up 3.2% today on 2 times normal volume.

• Icu Medical (ICUI): ICUI stock is up 2.9% today.

• Alexion Pharmaceuticals (ALXN): ALXN stock is up 2.9% today.

• United Therapeutics Corp (UTHR): UTHR stock is up 2.9% today.

• Tenet Healthcare Corp (THC): THC stock is up 2.8% today.

• Lifepoint Hospitals (LPNT): LPNT stock is up 2.8% today.

• Cardiovascular Systems (CSII): CSII stock is up 2.7% today and up 24.7% in the last month.

• Pacira Pharmaceuticals (PCRX): PCRX stock is up 2.6% today.

Some of the biggest losers among healthcare stocks include:

• Exact Sciences Corp (EXAS): EXAS stock is down 2.2% today.

• Neogen Corp (NEOG): NEOG stock is down 0.8% today.

• Nektar Therapeutics (NKTR): NKTR stock is down 0.6% today.

• Biogen Idec Inc (BIIB): BIIB stock is down 0.4% today.

• Intuitive Surgical (ISRG): ISRG stock is down 0.3% 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.