Is SEI or STAK more undervalued in 2026?

CirclFi compares Solaris Energy Infrastructure, (SEI) and STAK Inc. (STAK) using 13 institutional-grade valuation models. SEI has a Quality of Company score of 7.2/10 while STAK scores 1.8/10.

Which is a better buy — SEI or STAK?

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 SEI and STAK valuations compare?

SEI at $69.54 and STAK at $0.96 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

SEI vs STAK Valuation Comparison 2026 — Intrinsic Value Analysis

SEI

Oil & Gas Field Machinery & Equipment

Solaris Energy Infrastructure,

Quality

7.2

out of 10

Value Trap

SAFE

Price

$69.54

Last close

Models

12/13

Active

STAK

Oil & Gas Field Machinery & Equipment

STAK Inc.

Quality

1.8

out of 10

Value Trap

—

Price

$0.96

Last close

Models

11/13

Active

Model-by-Model Comparison

Model	Type	SEI Fair Value	SEI Upside	STAK Fair Value	STAK Upside
Bayesian DCF	Intrinsic	$10.91	-84.3%	$0.31	-67.5%
Earnings Power Value	Intrinsic	$2.30	-96.9%	$1.63	+40.3%
EROIC Spread	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
Markov DDM	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
Dynamic NAV	Asset-Based	$•••.••	••.•%	$•••.••	••.•%
PWERM	Option-Based	$•••.••	••.•%	$•••.••	••.•%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%
FTNN Topology	Relative	$•••.••	••.•%	$•••.••	••.•%

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SEI vs STAK — Which Stock Is More Undervalued?

SEI scores higher with a 7.2/10 quality rating vs STAK's 1.8/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Solaris Energy Infrastructure, (SEI) and STAK Inc. (STAK) 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.

SEI currently trades at $69.54 with a QOC of 7.2/10, while STAK trades at $0.96 with a QOC of 1.8/10.

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).