Is GRFS or GRI more undervalued in 2026?

CirclFi compares Grifols, S.A. (GRFS) and GRI Bio, Inc. (GRI) using 13 institutional-grade valuation models. GRFS has a Quality of Company score of 1.7/10 while GRI scores 3.9/10.

Which is a better buy — GRFS or GRI?

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 GRFS and GRI valuations compare?

GRFS at $7.85 and GRI at $2.06 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

GRFS vs GRI Valuation Comparison 2026 — Intrinsic Value Analysis

GRFS

Pharmaceutical Preparations

Grifols, S.A.

Quality

1.7

out of 10

Value Trap

—

Price

$7.85

Last close

Models

13/13

Active

GRI

Pharmaceutical Preparations

GRI Bio, Inc.

Quality

3.9

out of 10

Value Trap

SAFE

Price

$2.06

Last close

Models

6/13

Active

Model-by-Model Comparison

Model	Type	GRFS Fair Value	GRFS Upside	GRI Fair Value	GRI Upside
Bayesian DCF	Intrinsic	$2.40	-69.4%	$3.99	+93.7%
Earnings Power Value	Intrinsic	$3.00	-62.8%	—	—
EROIC Spread	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
Markov DDM	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$8.27	+5.4%	$0.05	-97.9%
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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GRFS vs GRI — Which Stock Is More Undervalued?

GRI scores higher with a 3.9/10 quality rating vs GRFS's 1.7/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Grifols, S.A. (GRFS) and GRI Bio, Inc. (GRI) 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.

GRFS currently trades at $7.85 with a QOC of 1.7/10, while GRI trades at $2.06 with a QOC of 3.9/10.

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).