Keith Speights

Keith Speights

TMFFishBiz

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

Scientist holding vaccine bottle and syringe

Why Novavax Stock Is Jumping Today

The biotech had some news about its flu vaccine candidate NanoFlu and benefited from a rival's COVID-19 vaccine trial pause.


Vaccine bottles

Why Emergent BioSciences Stock Is Falling Today

Blame it on Johnson & Johnson's pause of a late-stage study of its coronavirus vaccine candidate.


Scientist with coronavirus

Why Vaxart Stock Is Jumping Today

The biotech has begun a phase 1 study of its oral COVID-19 vaccine candidate.


Person getting a vaccine shot

Coronavirus Vaccine Side Effects: 3 Key Things You Need to Know

All of the leading COVID-19 vaccine candidates appear to cause some side effects for some recipients. But there's no reason to worry at this point.


Hands counting $100 bills

Only Have $500 to Invest? Buy These 3 Great Stocks

You can profit from several seeming unstoppable trends with these three stocks.

Healthcare professional holding vaccine

Can Little Novavax Beat Its Big Coronavirus Vaccine Rivals?

Spoiler alert: The answer is "yes."


Woman drawing big fish about to eat little fish

Why Surface Oncology Stock Soared Today

The small biotech could be preparing to sell to a big drugmaker.


Businessman looking at line going through floor

Why Zynex Stock Is Tanking Today

The medical technology company's revenue isn't growing as much as hoped.


Hands holding lighted world

3 Game-Changing Stocks to Buy and Hold for the Next 20 Years

These companies are likely to be a lot bigger in 2040 -- and make patient investors a ton of money along the way.


Woman with smartphone and dollar signs

If You Invested $10,000 in Livongo Health's IPO, This Is How Much Money You'd Have Now

The digital health stock has been a big winner.

Man holding small globe with a mask and money

3 Top Coronavirus Stocks to Buy in October

Their coronavirus programs are only part of the attraction for these stocks.


2020 and 2030 with a ladder

Where Will Moderna Be in 10 Years?

Probably a lot bigger than it is now.


Gloved hand holding coronavirus vaccine bottle

Better Coronavirus Stock: Johnson & Johnson vs. Novavax

These COVID-19 vaccine leaders offer very different risk-reward propositions.


Small cap stocks

How Many Small-Cap Stocks Are There?

The number changes quickly.


Test tubes

Why Precigen Stock Is Skyrocketing Today

A big partner is increasing its stake in the biopharmaceutical company.

Scientist with syringe and vaccine bottle

Is BioNTech a Better Coronavirus Stock to Buy Than Its Big Partner Pfizer?

Here's how the two COVID-19 vaccine partners stack up against each other.


Woman holding book with light bulb and money

Investing $1,000 in These 3 Stocks Would Be a Really Smart Move Right Now

These stocks are in great shape to deliver strong growth over the long run.


Woman - telehealth visit

Is This Sizzling IPO Stock Getting Too Hot to Handle?

AmWell is riding high after its IPO last month. Can it keep the momentum going?


Scientists looking through microscopes

Why Cardiff Oncology Stock Skyrocketed Today

An analyst's bullish outlook sent the biotech stock soaring.


Cannabis with chart going up

Why Aphria, Curaleaf, and Several Other Cannabis Stocks Are Flying Higher Today

Investors appear to be increasingly optimistic about the prospects for marijuana legalization in the U.S. after two developments on Wednesday.