Is NBTX or NGNE more undervalued in 2026?

CirclFi compares Nanobiotix S.A. (NBTX) and Neurogene Inc. (NGNE) using 13 institutional-grade valuation models. NBTX has a Quality of Company score of 5.0/10 while NGNE scores 5.2/10.

Which is a better buy — NBTX or NGNE?

Compare intrinsic values from 13 independent models against current market prices. CirclFi also calculates Value Trap scores. This is not financial advice — conduct your own analysis.

How do NBTX and NGNE valuations compare?

NBTX at $40.41 and NGNE at $27.50 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

NBTX vs NGNE Valuation Comparison 2026 — Intrinsic Value Analysis

NBTX

Biotechnology

Nanobiotix S.A.

Quality

5.0

out of 10

Value Trap

SAFE

Price

$40.41

Last close

Models

6/13

Active

NGNE

Biotechnology

Neurogene Inc.

Quality

5.2

out of 10

Value Trap

SAFE

Price

$27.50

Last close

Models

9/13

Active

Model-by-Model Comparison

Model	Type	NBTX Fair Value	NBTX Upside	NGNE Fair Value	NGNE Upside
Bayesian DCF	Intrinsic	$9.06	-77.6%	$11.44	-58.4%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
Dynamic NAV	Asset-Based	—	—	$16.56	-39.8%
PWERM	Option-Based	$40.14	-0.7%	$27.04	-1.7%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%
FTNN Topology	Relative	$•••.••	••.•%	$•••.••	••.•%

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NBTX vs NGNE — Which Stock Is More Undervalued?

NGNE scores higher with a 5.2/10 quality rating vs NBTX's 5.0/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Nanobiotix S.A. (NBTX) and Neurogene Inc. (NGNE) across 13 institutional-grade valuation models reveals how each company's intrinsic value stacks up against its market price. CirclFi's engine processes SEC EDGAR 10-K and 10-Q filings, FRED macroeconomic data, and GDELT news sentiment to generate independent fair value estimates daily.

NBTX currently trades at $40.41 with a QOC of 5.0/10, while NGNE trades at $27.50 with a QOC of 5.2/10.

Both companies are analyzed with models spanning intrinsic (Bayesian DCF, EPV), scenario-based (First Chicago), regime-switching (Markov DDM, RCMH-DCF), machine learning (ML-RIV, FTNN Topology), and ensemble methods (CUCE).