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Keith Speights

Keith Speights


Keith began writing for the Fool in 2012 and focuses primarily on healthcare investing topics. His background includes serving in management and consulting for the healthcare technology, health insurance, medical device, and pharmacy benefits management industries.

Recent articles

Question mark made of cash

Should You Buy Pfizer in April?

For some investors, the answer is a resounding "yes."

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3 Hot Healthcare Stocks Cathie Wood Is Buying in April

Here's why she likes them so much.

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Why Bionano Genomics Stock Is Tumbling Today

No news; just run-of-the-mill volatility.

Healthcare icons with doctor holding tablet

Here's Why Investors Liked UnitedHealth Group's Q1 Results

The health insurer delivered solid top- and bottom-line growth.

Businessman with lines going up from his hand

4 Cathie Wood Stocks That Could Deliver Bigger Gains Than Tesla

And they all have one key thing in common.

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The Pot Stock Poised to Be the Biggest Winner With Virginia's Marijuana Legalization

But it might take a few years for it to happen.


3 Popular Robinhood Stocks That Warren Buffett Owns -- and You Should Too

They're great picks for any investor.

Conference table and chairs

Why GlaxoSmithKline Stock Jumped Today

An activist investor is reportedly building a significant position in the drugmaker.

COVID vaccine with microscope

Why Dynavax Stock Jumped Today

Investors cheered good news from the company's COVID-19 vaccine partner.

Vaccine vial and syringe

How Soon Will Novavax File for Emergency Use Authorization for Its COVID Vaccine?

European filings will likely come sooner than the biotech's U.S. submission.

Syringe with money inside it

Could This Cheap COVID Vaccine Spell Doom for Pfizer and Moderna?

There's no need for alarm just yet.

$1 bill folded into arrow trending up

3 Robinhood Stocks That Have More Than Doubled in 2021: Are They Buys Now?

These stocks are red-hot so far this year. But could they cool off in the coming months?

Dividends on sticky note

3 Dividend Stocks I'd Buy Right Now

Attractive dividend yields and solid businesses make these stocks stand out.

Scientist looking through a microscope

Why Ardelyx Stock Soared Today

The company's Japanese partner initiated pivotal late-stage studies of Ardelyx's lead candidate.

Scientists looking through microscopes

Why Amicus Therapeutics Stock Is Soaring Today

Investors cheered an analyst's upgrade of the biotech stock.

COVID vaccine with dollar sign

Why Novavax Stock Is Jumping Again Today

Investors appear to still think that bad news for Johnson & Johnson could be good news for Novavax.

Man looking at drawings of money bags and question marks

Should AbbVie Be Worried About Rinvoq?

There's more reason to be concerned than in the past.

DNA and image of a head with 1s and 0s

The Big Questions for Illumina After Its Q1 Sneak Peek and 2021 Guidance

The gene sequencing giant has a couple of key challenges going forward.

Vaccine needle syringe

Why Are Participants in Novavax's COVID Vaccine Study Receiving 2 Extra Shots?

There's a simple -- and good -- reason.

Vaccine shot

Could Johnson & Johnson Be a Big Winner in the Flu Vaccine Market?

Maybe, but there's a long way to go.