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Harvard Bioscience

HBIO
23
Medical - Instruments & Supplies · Healthcare
Price
$6.47
+0.28 (+4.52%)
Market Cap
$29.2M
Exchange
NASDAQ
Winston Score
23
Winston is worried
Weak fundamentals across most pillars.
Data as of Aug 9, 2026 · filings through Mar 31, 2026

Share count rising — dilution

+10.0% over 4y

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

Diluted shares outstanding: 4.0M (2021) → 4.4M (2025)

Harvard Bioscience makes scientific tools and equipment used in medical and life science research. Its products include instruments for studying how organs and tissues work, drug delivery devices, and data acquisition systems. The main customers are university labs, pharmaceutical companies, and government research institutions around the world.

The company earns money by selling hardware, software, and related consumables directly to researchers. It operates globally, with customers across North America, Europe, and Asia, and generates roughly $100–120 million in annual revenue. Its long history and specialized product portfolio give it some brand recognition in niche research markets, but the company faces stiff competition from much larger instrument makers like Harvard's own spin-offs and rivals such as Natus and World Precision Instruments. The thin operating margin of around 1% signals that controlling costs and growing revenue will be critical, and any slowdown in government or academic research funding poses a meaningful risk to demand.

Winston Score History

Growth Profile

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

Revenue Growth

-4.7% YoY

YoY Growth Rate

Revenue declining

EPS Growth

+93.2% YoY

YoY Growth Rate

EPS growth accelerating

R&D Spend

$9M/ year

Declining (-15% vs prior year)

10.2% of revenue

Below sector average (18%)

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

Insider Activity

22.3%ownership

Insiders own a meaningful stake in the company

Cash Runway

~20 months

$7M cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

Adequate runway but may need to raise capital within 2 years

Revenue declining

Harvard Bioscience'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

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Quality

Gross Margin
59.0%
Premium pricing power — 59.0% gross margin
Operating Margin
-0.6%
Losing money on operations — -0.6%
ROCE
-0.2%
Weak — -0.2% return on capital

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

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Growth

Sales YoY
-6.4%
Shrinking sales (-6.4% YoY)
EPS YoY
N/A
Data not available
EPS Consistency
4/8 quarters
Earnings inconsistent quarter-to-quarter

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Cash Flow

Cash Conversion
N/A
Data not available
FCF Margin
1.7%
Thin free cash flow (1.7%)

FCF margin between 0% and 10%. Some cash from sales, but not a lot.

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Stability

Debt / Equity
3.76
Heavy debt load (3.76)
Interest Cover
0.50x
Dangerous — barely covers interest (0.5x)

Interest coverage below 1. Their profits don't cover the interest bill.

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Valuation

P/E Ratio (TTM)
N/M
Negative earnings — P/E not meaningful
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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