IOSP PE Ratio & Valuation,Is IOSP Overvalued

IOSP Relative Valuation

IOSP's fair value is calculated using relative valuation, based on historical P/E and P/S ranges and their premiums/discounts relative to a competitor average, adjusted by weights. If the market price exceeds this fair value range, IOSP is overvalued; if below, it's undervalued.

Historical Valuation

Innospec Inc (IOSP) is now in the Undervalued zone, suggesting that its current forward PE ratio of 14.46 is considered Undervalued compared with the five-year average of 17.70. The fair price of Innospec Inc (IOSP) is between 81.81 to 103.17 according to relative valuation methord. Compared to the current price of 78.48 USD , Innospec Inc is Undervalued By 4.07%.

Relative Value

Fair Zone

81.81-103.17

Current Price：78.48

4.07%

Undervalued

14.46

8.15

EV/EBITDA

Innospec Inc. (IOSP) has a current EV/EBITDA of 8.15. The 5-year average EV/EBITDA is 10.82. The thresholds are as follows: Strongly Undervalued below 7.66, Undervalued between 7.66 and 9.24, Fairly Valued between 12.41 and 9.24, Overvalued between 12.41 and 13.99, and Strongly Overvalued above 13.99. The current Forward EV/EBITDA of 8.15 falls within the Undervalued range.

10.33

EV/EBIT

Innospec Inc. (IOSP) has a current EV/EBIT of 10.33. The 5-year average EV/EBIT is 14.04. The thresholds are as follows: Strongly Undervalued below 9.06, Undervalued between 9.06 and 11.55, Fairly Valued between 16.53 and 11.55, Overvalued between 16.53 and 19.02, and Strongly Overvalued above 19.02. The current Forward EV/EBIT of 10.33 falls within the Undervalued range.

1.02

Innospec Inc. (IOSP) has a current PS of 1.02. The 5-year average PS is 1.38. The thresholds are as follows: Strongly Undervalued below 0.97, Undervalued between 0.97 and 1.18, Fairly Valued between 1.59 and 1.18, Overvalued between 1.59 and 1.79, and Strongly Overvalued above 1.79. The current Forward PS of 1.02 falls within the Undervalued range.

15.30

P/OCF

Innospec Inc. (IOSP) has a current P/OCF of 15.30. The 5-year average P/OCF is 16.35. The thresholds are as follows: Strongly Undervalued below 8.18, Undervalued between 8.18 and 12.26, Fairly Valued between 20.43 and 12.26, Overvalued between 20.43 and 24.51, and Strongly Overvalued above 24.51. The current Forward P/OCF of 15.30 falls within the Historic Trend Line -Fairly Valued range.

31.58

P/FCF

Innospec Inc. (IOSP) has a current P/FCF of 31.58. The 5-year average P/FCF is 32.18. The thresholds are as follows: Strongly Undervalued below -2.28, Undervalued between -2.28 and 14.95, Fairly Valued between 49.41 and 14.95, Overvalued between 49.41 and 66.64, and Strongly Overvalued above 66.64. The current Forward P/FCF of 31.58 falls within the Historic Trend Line -Fairly Valued range.

Innospec Inc (IOSP) has a current Price-to-Book (P/B) ratio of 1.46. Compared to its 3-year average P/B ratio of 2.21 , the current P/B ratio is approximately -34.18% higher. Relative to its 5-year average P/B ratio of 2.26, the current P/B ratio is about -35.47% higher. Innospec Inc (IOSP) has a Forward Free Cash Flow (FCF) yield of approximately 2.90%. Compared to its 3-year average FCF yield of 4.87%, the current FCF yield is approximately -40.48% lower. Relative to its 5-year average FCF yield of 3.94% , the current FCF yield is about -26.37% lower.

1.46

P/B

Median3y

2.21

Median5y

2.26

2.90

FCF Yield

Median3y

4.87

Median5y

3.94

Competitors Valuation Multiple

The average P/S ratio for IOSP's competitors is 1.08, providing a benchmark for relative valuation. Innospec Inc Corp (IOSP) exhibits a P/S ratio of 1.02, which is -6.23% above the industry average. Given its robust revenue growth of -0.34%, this premium appears unsustainable.

P/S

P/E

EV/EBITDA

EV/EBIT

Revenue Growth

Market Cap

Performance Decomposition

Market capitalization of IOSP decreased by 30.76% over the past 1 year. The primary factor behind the change was an decrease in P/E Change from -1.21K to -1.58K.

The secondary factor is the Revenue Growth, contributed -0.34%to the performance.

Overall, the performance of IOSP in the past 1 year is driven by P/E Change. Which is more unsustainable.

-0.34%

443.40M → 441.90M

Revenue Growth

-61.22%

7.53 → 2.92

Margin Expansion

30.80%

-1.21K → -1.58K

P/E Change

-30.76%

113.35 → 78.48

Mkt Cap Growth

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Frequently Asked Questions

Is Innospec Inc (IOSP) currently overvalued or undervalued?

What is Innospec Inc (IOSP) fair value?

IOSP's fair value is calculated using relative valuation, based on historical P/E and P/S ranges and their premiums/discounts relative to a competitor average , adjusted by weights. The fair price of Innospec Inc (IOSP) is between 81.81 to 103.17 according to relative valuation methord.

How does IOSP's valuation metrics compare to the industry average?

What is the current P/B ratio for Innospec Inc (IOSP) as of Jan 08 2026?

As of Jan 08 2026, Innospec Inc (IOSP) has a P/B ratio of 1.46. This indicates that the market values IOSP at 1.46 times its book value.

What is the current FCF Yield for Innospec Inc (IOSP) as of Jan 08 2026?

As of Jan 08 2026, Innospec Inc (IOSP) has a FCF Yield of 2.90%. This means that for every dollar of Innospec Inc’s market capitalization, the company generates 2.90 cents in free cash flow.

What is the current Forward P/E ratio for Innospec Inc (IOSP) as of Jan 08 2026?

As of Jan 08 2026, Innospec Inc (IOSP) has a Forward P/E ratio of 14.46. This means the market is willing to pay $14.46 for every dollar of Innospec Inc’s expected earnings over the next 12 months.

What is the current Forward P/S ratio for Innospec Inc (IOSP) as of Jan 08 2026?

As of Jan 08 2026, Innospec Inc (IOSP) has a Forward P/S ratio of 1.02. This means the market is valuing IOSP at $1.02 for every dollar of expected revenue over the next 12 months.

IOSP Valuation