Is NAUT or RPID more undervalued in 2026?

CirclFi compares Nautilus Biotechnology, Inc. (NAUT) and Rapid Micro Biosystems, Inc. (RPID) using 13 institutional-grade valuation models. NAUT has a Quality of Company score of 4.3/10 while RPID scores 6.1/10.

Which is a better buy — NAUT or RPID?

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 NAUT and RPID valuations compare?

NAUT at $2.74 and RPID at $2.01 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

NAUT vs RPID Valuation Comparison 2026 — Intrinsic Value Analysis

NAUT

Laboratory Analytical Instruments

Nautilus Biotechnology, Inc.

Quality

4.3

out of 10

Value Trap

SAFE

Price

$2.74

Last close

Models

7/13

Active

RPID

Laboratory Analytical Instruments

Rapid Micro Biosystems, Inc.

Quality

6.1

out of 10

Value Trap

LOW

Price

$2.01

Last close

Models

9/13

Active

Model-by-Model Comparison

Model	Type	NAUT Fair Value	NAUT Upside	RPID Fair Value	RPID Upside
Bayesian DCF	Intrinsic	$0.61	-77.6%	$0.49	-75.5%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$0.47	-82.9%	$0.93	-53.8%
Dynamic NAV	Asset-Based	$0.86	-68.7%	$0.77	-61.9%
PWERM	Option-Based	$•••.••	••.•%	$•••.••	••.•%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%
FTNN Topology	Relative	$•••.••	••.•%	$•••.••	••.•%

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NAUT vs RPID — Which Stock Is More Undervalued?

RPID scores higher with a 6.1/10 quality rating vs NAUT's 4.3/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Nautilus Biotechnology, Inc. (NAUT) and Rapid Micro Biosystems, Inc. (RPID) 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.

NAUT currently trades at $2.74 with a QOC of 4.3/10, while RPID trades at $2.01 with a QOC of 6.1/10.

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).