Is AMPH or AMRX more undervalued in 2026?

CirclFi compares Amphastar Pharmaceuticals, Inc. (AMPH) and Amneal Pharmaceuticals, Inc. (AMRX) using 13 institutional-grade valuation models. AMPH has a Quality of Company score of 10.0/10 while AMRX scores 9.0/10.

Which is a better buy — AMPH or AMRX?

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 AMPH and AMRX valuations compare?

AMPH at $19.30 and AMRX at $12.95 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

AMPH vs AMRX Valuation Comparison 2026 — Intrinsic Value Analysis

AMPH

Drug Manufacturers - Specialty & Generic

Amphastar Pharmaceuticals, Inc.

Quality

10.0

out of 10

Value Trap

SAFE

Price

$19.30

Last close

Models

13/13

Active

AMRX

Drug Manufacturers - Specialty & Generic

Amneal Pharmaceuticals, Inc.

Quality

9.0

out of 10

Value Trap

SAFE

Price

$12.95

Last close

Models

12/13

Active

Model-by-Model Comparison

Model	Type	AMPH Fair Value	AMPH Upside	AMRX Fair Value	AMRX Upside
Bayesian DCF	Intrinsic	$42.38	+119.6%	$0.01	-100.0%
Earnings Power Value	Intrinsic	$14.27	-26.0%	$2.89	-77.7%
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	$•••.••	••.•%	$•••.••	••.•%
RCMH-DCF	Intrinsic	$•••.••	••.•%	$•••.••	••.•%

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AMPH vs AMRX — Which Stock Is More Undervalued?

AMPH scores higher with a 10.0/10 quality rating vs AMRX's 9.0/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Amphastar Pharmaceuticals, Inc. (AMPH) and Amneal Pharmaceuticals, Inc. (AMRX) 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.

AMPH currently trades at $19.30 with a QOC of 10.0/10, while AMRX trades at $12.95 with a QOC of 9.0/10.

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).