Is QMCO or STX more undervalued in 2026?

CirclFi compares Quantum Corporation (QMCO) and Seagate Technology Holdings PLC (STX) using 13 institutional-grade valuation models. QMCO has a Quality of Company score of 5.8/10 while STX scores 8.6/10.

Which is a better buy — QMCO or STX?

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 QMCO and STX valuations compare?

QMCO at $9.71 and STX at $879.80 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

QMCO vs STX Valuation Comparison 2026 — Intrinsic Value Analysis

QMCO

Computer Storage Devices

Quantum Corporation

Quality

5.8

out of 10

Value Trap

WARN

Price

$9.71

Last close

Models

7/13

Active

STX

Computer Storage Devices

Seagate Technology Holdings PLC

Quality

8.6

out of 10

Value Trap

SAFE

Price

$879.80

Last close

Models

12/13

Active

Model-by-Model Comparison

Model	Type	QMCO Fair Value	QMCO Upside	STX Fair Value	STX Upside
Bayesian DCF	Intrinsic	—	—	$39.64	-95.5%
Earnings Power Value	Intrinsic	$11.58	+54.0%	$99.14	-88.7%
EROIC Spread	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
Markov DDM	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
PWERM	Option-Based	$25.16	+159.1%	$783.98	-10.9%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%
FTNN Topology	Relative	$•••.••	••.•%	$•••.••	••.•%
RCMH-DCF	Intrinsic	$•••.••	••.•%	$•••.••	••.•%

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QMCO vs STX — Which Stock Is More Undervalued?

STX scores higher with a 8.6/10 quality rating vs QMCO's 5.8/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Quantum Corporation (QMCO) and Seagate Technology Holdings PLC (STX) 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.

QMCO currently trades at $9.71 with a QOC of 5.8/10, while STX trades at $879.80 with a QOC of 8.6/10.

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).