Is SIEB or SOS more undervalued in 2026?

CirclFi compares Siebert Financial Corp. (SIEB) and SOS Limited (SOS) using 13 institutional-grade valuation models. SIEB has a Quality of Company score of 9.6/10 while SOS scores 1.0/10.

Which is a better buy — SIEB or SOS?

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 SIEB and SOS valuations compare?

SIEB at $1.94 and SOS at $1.07 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

SIEB vs SOS Valuation Comparison 2026 — Intrinsic Value Analysis

SIEB

Capital Markets

Siebert Financial Corp.

Quality

9.6

out of 10

Value Trap

SAFE

Price

$1.94

Last close

Models

11/13

Active

SOS

Capital Markets

SOS Limited

Quality

1.0

out of 10

Value Trap

SAFE

Price

$1.07

Last close

Models

8/13

Active

Model-by-Model Comparison

Model	Type	SIEB Fair Value	SIEB Upside	SOS Fair Value	SOS Upside
Bayesian DCF	Intrinsic	$2.43	+25.0%	$0.21	-80.2%
Earnings Power Value	Intrinsic	$1.90	-2.0%	—	—
EROIC Spread	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
Markov DDM	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
PWERM	Option-Based	—	—	$1.29	+19.0%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%
FTNN Topology	Relative	$•••.••	••.•%	$•••.••	••.•%
RCMH-DCF	Intrinsic	$•••.••	••.•%	$•••.••	••.•%

🔒

Unlock Full 13-Model Comparison

Access all valuation models for SIEB vs SOS — including EROIC Spread, First Chicago, Markov DDM, PWERM, and 7 more.

Access Full Analysis — From $27/mo →

SIEB vs SOS — Which Stock Is More Undervalued?

SIEB scores higher with a 9.6/10 quality rating vs SOS's 1.0/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Siebert Financial Corp. (SIEB) and SOS Limited (SOS) 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.

SIEB currently trades at $1.94 with a QOC of 9.6/10, while SOS trades at $1.07 with a QOC of 1.0/10.

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).