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Carlsmed

CARL
39
Medical - Devices · Healthcare
Price
$16.05
-0.45 (-2.73%)
Market Cap
$436.3M
Winston Score
39
Winston is serious
Below-average fundamentals — multiple weak pillars.
Data as of Aug 23, 2026 · filings through Jun 30, 2026
How the score breaks down
Quality
Mixed
Growth
Good
Cash Flow
Weak
Stability
Good
Valuation
Data not available

Share count rising — dilution

+219.9% over 2y

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

Diluted shares outstanding: 4.4M (2023) → 14.2M (2025)

Winston Score History

The full picture

Carlsmed is a medical technology company that makes personalized surgical implants for spine surgery. It uses software and data to design custom hardware — like rods and spacers — that fit each patient's unique spine, rather than using standard off-the-shelf parts. Surgeons at hospitals across the United States are the main customers.

The company earns money by selling these custom implants directly to hospitals and surgical centers on a per-procedure basis. It operates primarily in the U.S. spine surgery market, which is large but competitive, with established players like Medtronic and Zimmer Biomet. Carlsmed's edge is its software-driven personalization platform, which makes switching to a competitor harder once a surgeon adopts the workflow. However, the company is currently losing money — its operating margin is deeply negative — so the key risk is whether it can grow revenue fast enough to reach profitability before needing to raise additional capital.

Growth Profile

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

Revenue Growth

+56.7% YoY

YoY Growth Rate

Strong revenue growth

EPS Growth

+73.5% YoY

YoY Growth Rate

EPS growth accelerating

R&D Spend

$17M/ year

Rising (+19% vs prior year)

33.7% of revenue

1.9x the sector average (18%)

Investing heavily in future products and technology

Insider Activity

66.7%ownership

Flat

Insider ownership roughly steady over the past year

Cash Runway

~3 years

$89M cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

$89M cash & investments at current burn rate

Strong grower

Carlsmed is growing revenue at 57% year-over-year. The Winston Score penalises unprofitable companies, but revenue at this pace tells a different story — this is a company still in "build mode."

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

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Quality

Profit per sale
Gross Margin
76.8%
Premium pricing power — 76.8% gross margin
Profit after running costs
Operating Margin
-58.3%
Losing money on operations — -58.3%
Return on the money invested
ROCE
-38.8%
Weak — -38.8% return on capital

Negative ROIC means the business is losing money on every dollar invested in it.

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Growth

Sales growth
Sales YoY
+65.4%
Fast-growing sales (+65.4% YoY)
Profit growth
EPS YoY
N/A
Data not available
How steady the profit is
EPS Consistency
6/7 quarters
Earnings grew in most of the last 8 quarters

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Cash Flow

Profit that turns into cash
Cash Conversion
N/A
Data not available
Spare cash per sale
FCF Margin
-55.6%
Burning cash (-55.6%)

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
0.18
Conservative — low debt load (0.18)
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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