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Prime Medicine (PRME) Stock Fundamentals, Analysis & Risk Signals

Health score, price, valuation, risk signals, and key metrics at a glance.

Prime Medicine
NasdaqGM•Healthcare•Biotechnology
$3.70-0.01(<0.01%)Market closed
Market Cap
$630.92M
P/S
154.9x
P/B
15.8x

Prime Medicine, Inc., a biotechnology company, engages in delivering genetic medicines to address the spectrum of diseases by deploying gene editing technology in the United States. Its lead therapeutic product candidate is PM359 for Chronic Granulomatous Disease, which is in Phase 1/2 clinical trial; PM577 for Wilson Disease, that is in preclinical studies; and PM647 to treat genetic disorder caused by mutations in the SERPINA1 gene, resulting in production of misfolded Z-AAT protein that accumulates in the liver and leads to hepatocellular injury, cirrhosis, and increased risk of hepatocellular carcinoma. The company also provides vivo programs targeting diseases of the liver, and Cystic Fibrosis programs. In addition, it offers Prime Editing technology comprising a programmable DNA binding domains, such as Cas domains, are typically modified such that they do not cause a double-stranded break in the DNA, as well as a RT domain that copies the edited DNA sequence directly into the target genomic site where the edit is made; and pegRNA which contains a search sequence, also known as a spacer, which provides a target genomic address for the Prime Editor. The company has a research collaboration and license agreement with BMS; Cystic Fibrosis Foundation; Broad Institute; and Beam. Prime Medicine, Inc. was incorporated in 2019 and is headquartered in Cambridge, Massachusetts.

C

How this company scores

AverageMetricSide Score: 44/100

Strongest: Balance Sheet & Red Flags (15/25); weakest: Cash & Earnings Quality (7/25).

Profitability11/25
Growth11/25
Balance Sheet & Red Flags15/25
Cash & Earnings Quality7/25
Strengths
Interest easily coveredProfit converts from growthNet cash positionImproving margins

Valuation vs. 5-year range

Today's multiple positioned against its own trailing range — a visual premium/discount check.

P/S · 154.9x5y range 67.7x – 1194.9x
P/S 154.9x · near its 10-quarter median

Currently near its 10-quarter median.

P/B · 15.8x5y range 2.0x – 15.8x
P/B 15.8x · above its 15-quarter median

Currently above its 15-quarter median.

Watch items

Data-driven signals worth keeping an eye on across the last 8 quarters

High Risk

Margin Pressure

Red Flag

The company posted negative operating margins in recent quarters — core operations are unprofitable.

Earnings Quality

Red Flag

Free cash flow has been negative in 7 of the last 8 quarters — earnings are not translating to cash.

Price & Volume
Market Cap $630.92M

Metrics at a Glance

as of June 2026

Revenue & Profit

Revenue, EBITDA, operating income, net income, EPS, and shares

TTM Revenue
$4.07M
7%
Q. Revenue
$1.15M
2Q
TTM EBITDA
$-189.12M
2Q
TTM Op. Income
$-196.52M
2Q
Q. Op. Income
$-43.28M
19%
TTM Net Income
$-187.89M
2Q
Q. Net Income
$-42.11M
20%
EPS
$-0.24
2Q
Shares Out.
$177.22M
2Q
$4.07M in TTM revenue declined 6.8% YoY, reaching $1.15M last quarter. TTM EBITDA of $-189.12M and TTM operating income of $-196.52M show growth is flowing through to the bottom line. However, net income is negative at $187.89M — growth is not yet reaching the bottom line. Over the past year, TTM revenue is down 7% — an improving trend.

Margins

Gross, EBITDA, operating, and net margin trends

EBITDA Margin
-3596.2%
22%
Op. Margin
-3750.9%
22%
Net Margin
-3649.0%
23%
Op. margin of -3750.9% is up 1036.3% YoY — cost efficiency is improving. Net margin at -3649.0% Over the past year, operating margin is up 22% — an improving trend.

Price Ratios

P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield

P/E Ratio
N/A
P/S Ratio
154.9x
2Q
P/B Ratio
15.8x
2Q
P/S of 154.9x and P/B of 15.8x. P/S is high, meaning growth expectations are priced in.

Assets & Liabilities

Total assets, cash, debt, book value, and leverage

Total Assets
$249.04M
3Q
Cash
$47.45M
12%
Long-Term Debt
N/A
Book Value
$39.81M
3Q
D/E Ratio
N/A
Debt/EBITDA
N/A

Cash Flow

Operating cash flow, free cash flow, FCF margin, and earnings quality

Op. Cash Flow
$-41.05M
1%
TTM Free Cash Flow
$-156.85M
2Q
FCF Margin
-3850.9%
57%
FCF / Net Income
0.8
55%
TTM FCF of $-156.85M on $-41.05M in operating cash flow. The FCF / Net Income ratio of 0.8x means free cash flow covers net income — earnings are backed by cash. Across the last 8 quarters, free cash flow has risen for 2 consecutive quarters — an improving trend.

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Cash Burn

Red Flag

The last 6 consecutive quarters had negative FCF — the company is burning cash and may need external funding.

Share Dilution

Red Flag

Shares outstanding increased 48.0% — significant dilution, likely from stock compensation or capital raises.