Sera Prognostics

SERA

Medical - Diagnostics & Research · Healthcare

Price

$2.05

-0.15 (-6.82%)

Market Cap

$78.3M

Exchange

NASDAQ

Winston Score

Winston is worried

Weak fundamentals across most pillars.

Share count rising — dilution

+54.9% over 4y

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

Diluted shares outstanding: 30.8M (2021) → 47.7M (2025)

Sera Prognostics, Inc., a women's health diagnostic company, discovers, develops, and commercializes biomarker tests for improving pregnancy outcomes. The company develops PreTRM test, a blood-based biomarker test to predict the risk of spontaneous preterm birth in asymptomatic singleton pregnancies. It is also developing a portfolio of product candidates for various pregnancy-related conditions, including preeclampsia, molecular time-to-birth, gestational diabetes mellitus, fetal growth restric

Winston Score History

Growth Profile

For growth stock investors

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

Revenue Growth

-63.2% YoY

YoY Growth Rate

Revenue declining

EPS Growth

+15.0% YoY

YoY Growth Rate

Steady EPS growth

R&D Spend

$13M/ year

↓ Declining (-11% vs prior year)

>1,000% of revenue

903.4x the sector average (18%)

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

Insider Activity

28.1%ownership

→ Flat

Insiders holding steady — not selling despite ability to

Cash Runway

~1 months

$4M cash & investments

Quarterly Free Cash Flow

→ Burn rate stable

Short runway — potential dilution ahead through share issuance

Cash watch

Sera Prognostics has less than a year of cash at its current burn rate. Growth investors should watch for potential share dilution from future fundraising — that directly reduces your ownership.

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

Gross Margin

-200.0%

Thin — -200.0% gross margin

Operating Margin

-66857.1%

Losing money on operations — -66857.1%

ROCE

-13.3%

Weak — -13.3% return on capital

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

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Growth

Sales YoY

-50.4%

Shrinking sales (-50.4% YoY)

EPS YoY

N/A

—

Data not available

EPS Consistency

0/8 quarters

Earnings rarely grow — volatile business

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Cash Flow

Cash Conversion

N/A

—

Data not available

FCF Margin

-48377.2%

Burning cash (-48377.2%)

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

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Stability

Debt / Equity

0.04

Conservative — low debt load (0.04)

Interest Cover

N/A

Data not available

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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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