WallStSmart
JANX

Janux Therapeutics Inc

NASDAQ: JANX · HEALTHCARE · BIOTECHNOLOGY

$14.11
-2.69% today

Updated 2026-04-29

Market cap
$882.06M
P/E ratio
P/S ratio
88.21x
EPS (TTM)
$-1.83
Dividend yield
52W range
$12 – $35
Volume
1.0M

Janux Therapeutics Inc (JANX) Stock Valuation Analysis

Fair value estimate, historical valuation range, and quality signals for JANX.

WallStSmart Verdict
Overvalued

Current price exceeds what fundamentals support. Risk/reward skewed unfavorably.

Smart Value Score: 40 / 100
P/E (TTM)
Not meaningful for this profile
PEG
Margin of Safety
+67.15%
Fair value $39.91 vs $14.11
EV / EBITDA
-33.8x

JANX historical valuation range

Where current P/E sits in JANX's own 5Y range.

Insufficient historical data for 5Y percentile analysis

JANX intrinsic value (DCF)

DCF-based fair value estimate vs current market price.

Current price
$14.11
Market value
Intrinsic value
$39.91
DCF estimate
Margin of safety
+67.15%
+182.8% upside to fair value

Intrinsic value calculated using discounted cash flow (DCF) model based on projected free cash flows, discount rate, and terminal growth assumptions. A positive margin of safety indicates the current price is below estimated fair value, providing a cushion against estimation error.

JANX valuation signals

Quick-read green flags, caution flags, and risks based on current metrics.

Strong margin of safety
Current price 67.2% below DCF intrinsic value estimate. Meaningful downside cushion.
Weak financial quality
Piotroski F-Score of 3/9 suggests deteriorating fundamentals. Valuation requires closer scrutiny.

P/E Ratio — History

No historical P/E data available

P/S Ratio — History

Current: 88.21x

Is JANX overvalued in 2026?

Janux Therapeutics Inc (JANX) currently trades at $14.11 per share with a market capitalization of $882,059,000.00. Based on our multi-factor framework, the stock appears richly valued with a Smart Value Score of 40/100. This score blends growth quality, financial health, and price attractiveness into a single institutional-grade read.

JANX currently has no meaningful P/E ratio, which typically signals that the company is unprofitable, near breakeven, or emerging from a loss-making period. With a P/S ratio of 88.2x, the market is valuing the company primarily on its revenue rather than its earnings.

Our discounted cash flow model estimates JANX's intrinsic value at $39.91 per share, against the current market price of $14.11. This implies a margin of safety of +67.15%. A meaningful cushion exists against model error, making this a reasonable risk-adjusted entry.

Financial quality is a concern. The Piotroski F-Score of 3/9 flags weakening fundamentals that deserve closer scrutiny before the valuation case can be fully trusted.

Bottom line: JANX appears richly valued on our framework, with a Smart Value Score of 40/100. At current levels the risk/reward is skewed against the buyer. A materially lower price or significant operational improvement would be needed to change the picture.

Frequently asked questions

Is JANX overvalued in 2026?

Based on a Smart Value Score of 40/100, JANX appears overvalued. Current price exceeds what fundamentals currently justify.

What is JANX's fair value?

Our DCF model estimates JANX's intrinsic value at $39.91 per share, versus the current price of $14.11. This produces a margin of safety of +67.15%.

What P/E ratio does JANX trade at?

JANX does not have a meaningful P/E ratio at this time, typically a sign of unprofitability or an ongoing earnings transition.

Is JANX a buy based on valuation?

WallStSmart does not issue buy or sell recommendations. Our Smart Value Score of 40/100 reflects the combined read on growth, quality, and price. The profile skews cautious. Consider waiting for a better price or clearer operational improvement.

How does JANX's valuation compare to its history?

Insufficient historical valuation data exists yet for a confident percentile read on JANX.

What is JANX's Smart Value Score?

JANX's Smart Value Score is 40/100. The Smart Value Score is a proprietary WallStSmart metric blending growth quality, financial health, and valuation attractiveness into a single 0-100 read. Scores above 75 are rare and indicate strong multi-factor alignment.