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ProKidney

PROK
Biotechnology · Healthcare
Price
$1.61
+0.19 (+13.38%)
Market Cap
$541.4M
Exchange
NASDAQ
Winston Score
Winston looking sleepy
No score yet — Winston is napping.
We couldn’t gather enough financial data to score this stock reliably.

Share count rising — dilution

+320.0% over 4y

The company has issued more shares over this period, which dilutes each existing shareholder’s stake.

Diluted shares outstanding: 31.9M (2021) → 133.9M (2025)

Winston Score History

The full picture

ProKidney is a clinical-stage biotechnology company focused on treating chronic kidney disease (CKD). Its main product is REACT (Renal Autologous Cell Therapy), a cell therapy that uses a patient's own kidney cells to try to slow the progression of kidney disease. The target patients are adults with CKD, a condition affecting hundreds of millions of people worldwide with very few treatment options beyond dialysis or transplant.

The company does not yet generate meaningful revenue, as REACT is still in clinical trials and has not received regulatory approval. ProKidney is based in the United States and is a small, early-stage company funded primarily through equity raises rather than product sales. Its potential moat lies in its proprietary cell therapy approach, but the biggest risk is clinical and regulatory — if REACT fails to show sufficient effectiveness or safety in late-stage trials, the company has no approved product to fall back on.

Growth Profile

When traditional metrics don't capture the full picture, these are the signals growth stock investors use instead.

Revenue Growth

-32.1% YoY

YoY Growth Rate

Revenue declining

EPS Growth

-15.4% YoY

YoY Growth Rate

Earnings declining

R&D Spend

$114M/ year

Declining (-11% vs prior year)

>1,000% of revenue

710.0x the sector average (18%)

R&D spend declining — could signal cost-cutting or efficiency

Insider Activity

26.6%ownership

Flat

Insider ownership roughly steady over the past year

Cash Runway

~12 months

$182M cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

Adequate runway but may need to raise capital within 2 years

Revenue declining

ProKidney's revenue is actually shrinking. In a growth stock, that removes the core investment thesis. The low Winston Score here may be warranted — unless there's a turnaround story.

The Winston Score above measures business quality today. Growth stocks often score lower because they invest in the future rather than maximising current profits. These metrics show what matters most for evaluating that future.

Score breakdown

Every number that matters to educated investors.

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Quality

Profit per sale
Gross Margin
100.0%
Premium pricing power — 100.0% gross margin
Profit after running costs
Operating Margin
-32248.7%
Losing money on operations — -32248.7%
Return on the money invested
ROCE
N/A
Data not available

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Growth

Sales growth
Sales YoY
+55.2%
Fast-growing sales (+55.2% YoY)
Profit growth
EPS YoY
N/A
Data not available
How steady the profit is
EPS Consistency
5/8 quarters
Mixed — about half the quarters showed growth

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Cash Flow

Profit that turns into cash
Cash Conversion
N/A
Data not available
Spare cash per sale
FCF Margin
-19527.4%
Burning cash (-19527.4%)

Free cash flow is negative. They are burning cash, not generating it.

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Stability

What it owes vs what it owns
Debt / Equity
N/A
Data not available
Covers its interest
Interest Cover
N/A
Data not available

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Valuation

Price vs profit
P/E Ratio (TTM)
N/M
Negative earnings — P/E not meaningful
Cheaper or dearer next year
P/E vs Forward
N/A
not available
Data not available

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Dividends

Not applicable for this business.
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