Is SPRU or TAC more undervalued in 2026?

CirclFi compares Spruce Power Holding Corporatio (SPRU) and TransAlta Corporation (TAC) using 13 institutional-grade valuation models. SPRU has a Quality of Company score of 6.5/10 while TAC scores 5.5/10.

Which is a better buy — SPRU or TAC?

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 SPRU and TAC valuations compare?

SPRU at $2.88 and TAC at $14.22 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

SPRU vs TAC Valuation Comparison 2026 — Intrinsic Value Analysis

SPRU

Electric Services

Spruce Power Holding Corporatio

Quality

6.5

out of 10

Value Trap

SAFE

Price

$2.88

Last close

Models

7/13

Active

TAC

Electric Services

TransAlta Corporation

Quality

5.5

out of 10

Value Trap

SAFE

Price

$14.22

Last close

Models

12/13

Active

Model-by-Model Comparison

Model	Type	SPRU Fair Value	SPRU Upside	TAC Fair Value	TAC Upside
Bayesian DCF	Intrinsic	—	—	$6.12	-57.0%
Earnings Power Value	Intrinsic	—	—	$9.34	-34.3%
EROIC Spread	Intrinsic	$3.64	+26.3%	$1.80	-87.3%
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	$8.25	+193.6%	$7.30	-48.7%

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SPRU vs TAC — Which Stock Is More Undervalued?

SPRU scores higher with a 6.5/10 quality rating vs TAC's 5.5/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Spruce Power Holding Corporatio (SPRU) and TransAlta Corporation (TAC) 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.

SPRU currently trades at $2.88 with a QOC of 6.5/10, while TAC trades at $14.22 with a QOC of 5.5/10.

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).