Is QTTB or RAPP more undervalued in 2026?

CirclFi compares Q32 Bio Inc. (QTTB) and Rapport Therapeutics, Inc. (RAPP) using 13 institutional-grade valuation models. QTTB has a Quality of Company score of 7.5/10 while RAPP scores 4.2/10.

Which is a better buy — QTTB or RAPP?

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 QTTB and RAPP valuations compare?

QTTB at $11.05 and RAPP at $39.50 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

QTTB vs RAPP Valuation Comparison 2026 — Intrinsic Value Analysis

QTTB

Pharmaceutical Preparations

Q32 Bio Inc.

Quality

7.5

out of 10

Value Trap

SAFE

Price

$11.05

Last close

Models

12/13

Active

RAPP

Pharmaceutical Preparations

Rapport Therapeutics, Inc.

Quality

4.2

out of 10

Value Trap

SAFE

Price

$39.50

Last close

Models

8/13

Active

Model-by-Model Comparison

Model	Type	QTTB Fair Value	QTTB Upside	RAPP Fair Value	RAPP Upside
Bayesian DCF	Intrinsic	$11.10	+0.5%	$10.45	-73.6%
Earnings Power Value	Intrinsic	$9.81	-11.2%	—	—
EROIC Spread	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$9.45	-14.4%	$3.95	-90.0%
Dynamic NAV	Asset-Based	$•••.••	••.•%	$•••.••	••.•%
PWERM	Option-Based	$•••.••	••.•%	$•••.••	••.•%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%
FTNN Topology	Relative	$•••.••	••.•%	$•••.••	••.•%
RCMH-DCF	Intrinsic	$•••.••	••.•%	$•••.••	••.•%

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QTTB vs RAPP — Which Stock Is More Undervalued?

QTTB scores higher with a 7.5/10 quality rating vs RAPP's 4.2/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Q32 Bio Inc. (QTTB) and Rapport Therapeutics, Inc. (RAPP) 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.

QTTB currently trades at $11.05 with a QOC of 7.5/10, while RAPP trades at $39.50 with a QOC of 4.2/10.

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).