Is IOSP or NGVT more undervalued in 2026?

CirclFi compares Innospec Inc. (IOSP) and Ingevity Corporation (NGVT) using 13 institutional-grade valuation models. IOSP has a Quality of Company score of 8.4/10 while NGVT scores 4.0/10.

Which is a better buy — IOSP or NGVT?

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 IOSP and NGVT valuations compare?

IOSP at $82.94 and NGVT at $67.82 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

IOSP vs NGVT Valuation Comparison 2026 — Intrinsic Value Analysis

IOSP

Chemicals & Allied Products

Innospec Inc.

Quality

8.4

out of 10

Value Trap

SAFE

Price

$82.94

Last close

Models

13/13

Active

NGVT

Chemicals & Allied Products

Ingevity Corporation

Quality

4.0

out of 10

Value Trap

SAFE

Price

$67.82

Last close

Models

13/13

Active

Model-by-Model Comparison

Model	Type	IOSP Fair Value	IOSP Upside	NGVT Fair Value	NGVT Upside
Bayesian DCF	Intrinsic	$34.43	-58.5%	$5.81	-91.4%
Earnings Power Value	Intrinsic	$56.82	-31.5%	$52.35	-22.8%
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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IOSP vs NGVT — Which Stock Is More Undervalued?

IOSP scores higher with a 8.4/10 quality rating vs NGVT's 4.0/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Innospec Inc. (IOSP) and Ingevity Corporation (NGVT) 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.

IOSP currently trades at $82.94 with a QOC of 8.4/10, while NGVT trades at $67.82 with a QOC of 4.0/10.

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).