Is FSUN or FUSB more undervalued in 2026?

CirclFi compares FirstSun Capital Bancorp (FSUN) and First US Bancshares, Inc. (FUSB) using 13 institutional-grade valuation models. FSUN has a Quality of Company score of 9.5/10 while FUSB scores 8.3/10.

Which is a better buy — FSUN or FUSB?

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 FSUN and FUSB valuations compare?

FSUN at $35.45 and FUSB at $15.75 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

FSUN vs FUSB Valuation Comparison 2026 — Intrinsic Value Analysis

FSUN

Banks - Regional

FirstSun Capital Bancorp

Quality

9.5

out of 10

Value Trap

LOW

Price

$35.45

Last close

Models

11/13

Active

FUSB

Banks - Regional

First US Bancshares, Inc.

Quality

8.3

out of 10

Value Trap

SAFE

Price

$15.75

Last close

Models

11/13

Active

Model-by-Model Comparison

Model	Type	FSUN Fair Value	FSUN Upside	FUSB Fair Value	FUSB Upside
Bayesian DCF	Intrinsic	$29.94	-15.5%	$19.33	+22.7%
Earnings Power Value	Intrinsic	$24.73	-30.2%	$15.18	-3.6%
EROIC Spread	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
Markov DDM	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
PWERM	Option-Based	$•••.••	••.•%	$•••.••	••.•%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%
FTNN Topology	Relative	$•••.••	••.•%	$•••.••	••.•%
RCMH-DCF	Intrinsic	$•••.••	••.•%	$•••.••	••.•%

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FSUN vs FUSB — Which Stock Is More Undervalued?

FSUN scores higher with a 9.5/10 quality rating vs FUSB's 8.3/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing FirstSun Capital Bancorp (FSUN) and First US Bancshares, Inc. (FUSB) 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.

FSUN currently trades at $35.45 with a QOC of 9.5/10, while FUSB trades at $15.75 with a QOC of 8.3/10.

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).