
IOSP Valuation
Innospec Inc
- Overview
- Forecast
- Valuation
- Earnings
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 15.50 is considered Undervalued compared with the five-year average of 18.18. The fair price of Innospec Inc (IOSP) is between 98.80 to 122.03 according to relative valuation methord. Compared to the current price of 87.59 USD , Innospec Inc is Undervalued By 11.35%.
Relative Value
Fair Zone
98.80-122.03
Current Price:87.59
11.35%
Undervalued
15.50
PE
1Y
3Y
5Y
Trailing
Forward
8.95
EV/EBITDA
Innospec Inc. (IOSP) has a current EV/EBITDA of 8.95. The 5-year average EV/EBITDA is 11.14. The thresholds are as follows: Strongly Undervalued below 8.08, Undervalued between 8.08 and 9.61, Fairly Valued between 12.67 and 9.61, Overvalued between 12.67 and 14.20, and Strongly Overvalued above 14.20. The current Forward EV/EBITDA of 8.95 falls within the Undervalued range.
11.16
EV/EBIT
Innospec Inc. (IOSP) has a current EV/EBIT of 11.16. The 5-year average EV/EBIT is 14.65. The thresholds are as follows: Strongly Undervalued below 9.25, Undervalued between 9.25 and 11.95, Fairly Valued between 17.35 and 11.95, Overvalued between 17.35 and 20.05, and Strongly Overvalued above 20.05. The current Forward EV/EBIT of 11.16 falls within the Undervalued range.
1.15
PS
Innospec Inc. (IOSP) has a current PS of 1.15. The 5-year average PS is 1.41. The thresholds are as follows: Strongly Undervalued below 1.04, Undervalued between 1.04 and 1.22, Fairly Valued between 1.60 and 1.22, Overvalued between 1.60 and 1.79, and Strongly Overvalued above 1.79. The current Forward PS of 1.15 falls within the Undervalued range.
14.89
P/OCF
Innospec Inc. (IOSP) has a current P/OCF of 14.89. The 5-year average P/OCF is 16.37. The thresholds are as follows: Strongly Undervalued below 8.18, Undervalued between 8.18 and 12.27, Fairly Valued between 20.46 and 12.27, Overvalued between 20.46 and 24.56, and Strongly Overvalued above 24.56. The current Forward P/OCF of 14.89 falls within the Historic Trend Line -Fairly Valued range.
24.72
P/FCF
Innospec Inc. (IOSP) has a current P/FCF of 24.72. The 5-year average P/FCF is 31.88. The thresholds are as follows: Strongly Undervalued below -2.90, Undervalued between -2.90 and 14.49, Fairly Valued between 49.27 and 14.49, Overvalued between 49.27 and 66.66, and Strongly Overvalued above 66.66. The current Forward P/FCF of 24.72 falls within the Historic Trend Line -Fairly Valued range.
Innospec Inc (IOSP) has a current Price-to-Book (P/B) ratio of 1.68. Compared to its 3-year average P/B ratio of 2.30 , the current P/B ratio is approximately -26.94% higher. Relative to its 5-year average P/B ratio of 2.30, the current P/B ratio is about -26.67% higher. Innospec Inc (IOSP) has a Forward Free Cash Flow (FCF) yield of approximately 4.40%. Compared to its 3-year average FCF yield of 4.60%, the current FCF yield is approximately -4.47% lower. Relative to its 5-year average FCF yield of 4.14% , the current FCF yield is about 6.21% lower.
1.68
P/B
Median3y
2.30
Median5y
2.30
4.40
FCF Yield
Median3y
4.60
Median5y
4.14
Competitors Valuation Multiple
The average P/S ratio for IOSP's competitors is 2.04, providing a benchmark for relative valuation. Innospec Inc Corp (IOSP) exhibits a P/S ratio of 1.15, which is -43.64% above the industry average. Given its robust revenue growth of 1.08%, this premium appears unsustainable.
Performance Decomposition
1Y
3Y
5Y
Market capitalization of IOSP decreased by 22.03% over the past 1 year. The primary factor behind the change was an increase in P/E Change from 110.91 to 113.58.
The secondary factor is the Revenue Growth, contributed 1.08%to the performance.
Overall, the performance of IOSP in the past 1 year is driven by P/E Change. Which is more unsustainable.
People Also Watch

LAUR
Laureate Education Inc
27.480
USD
-0.25%

BOH
Bank of Hawaii Corp
68.120
USD
-0.58%

LUNR
Intuitive Machines Inc
8.770
USD
-1.46%

INDB
Independent Bank Corp (Massachusetts)
71.510
USD
-0.25%

DIOD
Diodes Inc
54.435
USD
-2.48%

NVCR
Novocure Ltd
12.330
USD
+2.54%

TWST
Twist Bioscience Corp
26.970
USD
+1.43%

ZLAB
Zai Lab Ltd
33.100
USD
+2.73%

SFNC
Simmons First National Corp
20.780
USD
-0.53%

AWR
American States Water Co
74.530
USD
+0.24%
FAQ

Is Innospec Inc (IOSP) currently overvalued or undervalued?
Innospec Inc (IOSP) is now in the Undervalued zone, suggesting that its current forward PE ratio of 15.50 is considered Undervalued compared with the five-year average of 18.18. The fair price of Innospec Inc (IOSP) is between 98.80 to 122.03 according to relative valuation methord. Compared to the current price of 87.59 USD , Innospec Inc is Undervalued By 11.35% .

What is Innospec Inc (IOSP) fair value?

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

What is the current P/B ratio for Innospec Inc (IOSP) as of Sep 01 2025?

What is the current FCF Yield for Innospec Inc (IOSP) as of Sep 01 2025?

What is the current Forward P/E ratio for Innospec Inc (IOSP) as of Sep 01 2025?
