Innospec Inc (IOSP) Stock Analysis — PE Ratio, PS Ratio, Intrinsic Value & 2030 Price Target
Innospec Inc stock (IOSP) is currently trading at $70.75. Innospec Inc PE ratio is 14.54. Innospec Inc PS ratio (Price-to-Sales) is 0.95. Analyst consensus price target for IOSP is $99.33. WallStSmart rates IOSP as Underperform.
- IOSP PE ratio analysis and historical PE chart
- IOSP PS ratio (Price-to-Sales) history and trend
- IOSP intrinsic value — DCF, Graham Number, EPV models
- IOSP stock price prediction 2025 2026 2027 2028 2029 2030
- IOSP fair value vs current price
- IOSP insider transactions and insider buying
- Is IOSP undervalued or overvalued?
- Innospec Inc financial analysis — revenue, earnings, cash flow
- IOSP Piotroski F-Score and Altman Z-Score
- IOSP analyst price target and Smart Rating
Innospec Inc
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IOSP Intrinsic Value Analysis for Value Investors
Benjamin Graham Formula · Innospec Inc (IOSP)
IOSP trades 178% above its Graham fair value of $31.76, indicating the stock may be overvalued at current levels.
Based on Benjamin Graham Formula. Growth rate capped at 25%. For informational purposes only. Not financial advice.

Smart Analysis
Innospec Inc (IOSP) · 10 metrics scored
Smart Score
Category Performance
WallStSmart pulls financial metrics like revenue growth, profit margins, and valuation ratios and scores each one from 0 to 10 based on how strong or weak it is. Those 10 scores are grouped into 4 categories: Growth, Profitability, Valuation, and Quality — which form the 4 axes of the spider chart you see. The categories are then combined into a final score out of 100, but not equally. Growth and Profitability together count for 60% of the total, because a fast-growing profitable business matters more than just a cheap one. That final number maps to a rating (Strong Buy, Buy, Hold, Avoid) and a letter grade, giving you one clear Stock Rating.
Investment Thesis
Strong fundamentals in peg ratio, price/sales, price/book. Concerns around return on equity and revenue growth. Fundamentals are solid but monitor weak areas for improvement.
Innospec Inc (IOSP) Key Strengths (4)
Growing significantly faster than its price suggests
Paying less than $1 for every $1 of annual revenue
100.54% of shares held by major funds and institutions
Trading at 1.27x book value, attractively priced
Supporting Valuation Data
Innospec Inc (IOSP) Areas to Watch (6)
Revenue declining -2.40%, a shrinking business
Earnings declining -60.90%, profits shrinking
Low profitability relative to shareholder equity
Thin operating margins with cost pressures present
Thin profit margins with limited profitability
Small-cap company with higher risk but more growth potential
Innospec Inc (IOSP) Detailed Analysis Report
Overall Assessment
This company scores 55/100 in our Smart Analysis, earning a C- grade. Out of 10 metrics analyzed, 4 register as strengths (avg 9.5/10) while 6 fall into concern territory (avg 2.7/10). The category breakdown reveals uneven performance, with some areas requiring attention.
The Bull Case
The strongest argument centers on PEG Ratio, Price/Sales, Institutional Own.. Valuation metrics including PEG Ratio (0.66), Price/Sales (0.95), Price/Book (1.27) suggest the stock is attractively priced.
The Bear Case
The primary concerns are Revenue Growth, EPS Growth, Return on Equity. Growth concerns include Revenue Growth at -2.40%, EPS Growth at -60.90%, which may limit upside. Profitability pressure is visible in Return on Equity at 9.15%, Operating Margin at 10.30%, Profit Margin at 6.56%.
Key Dynamics to Monitor
Three factors to monitor going forward. First, whether Revenue Growth improves, as this is the primary drag on the overall score. Second, margin trajectory, with Return on Equity at 9.15% needing improvement to support the investment thesis. Third, growth sustainability, with Revenue Growth at -2.40% needing to reaccelerate.
Risk Considerations
Based on the metric profile, this is a moderate-to-high risk investment. There are more areas of concern than strength, warranting a more conservative position size. Investors should size positions according to their risk tolerance and maintain diversification.
Bottom Line
Mixed fundamentals with both positives (PEG Ratio, Price/Sales) and negatives (Revenue Growth, EPS Growth). A cautious approach is warranted. Monitor for improvement in weak areas before increasing conviction.
Disclaimer: Smart Analysis is a scoring system developed by WallStSmart Team. Scores update daily using multi-model valuation framework. Always conduct your own research and consult with financial advisors before making investment decisions.
IOSP Price-to-Sales(PS) Ratio Chart
Historical valuation based on market cap ÷ trailing 12-month revenue
IOSP's Price-to-Sales ratio of 0.95x sits near its historical average of 0.99x (14th percentile), suggesting the market is pricing in steady-state growth. The current valuation is 12% below its historical high of 1.07x set in Mar 2026, and 3% above its historical low of 0.92x in Mar 2026. Over the past 12 months, the PS ratio has compressed from ~1.1x as trailing revenue scaled faster than the stock price.
WallStSmart Analysis Synopsis
Data-driven financial summary for Innospec Inc (IOSP) · BASIC MATERIALS › SPECIALTY CHEMICALS
The Big Picture
Innospec Inc operates as a stable business with moderate growth and solid fundamentals. Revenue reached 1.8B with 2% decline year-over-year. Profit margins are thin at 6.6%, typical for companies in this phase that are reinvesting heavily in growth.
Key Findings
Generating 47M in free cash flow and 61M in operating cash flow. Earnings are translating into actual cash generation.
What to Watch Next
Margin expansion: can Innospec Inc push profit margins above 15% as the business scales?
Sector dynamics: monitor SPECIALTY CHEMICALS industry trends, competitive moves, and regulatory changes that could impact Innospec Inc.
Bottom Line
Innospec Inc offers stability with moderate growth and solid fundamentals. The valuation may present an opportunity for patient investors, though limited growth means returns will likely come from dividends and modest capital appreciation rather than explosive gains.
This synopsis is generated from publicly available financial data. It is not financial advice. Always conduct your own research and consult a qualified financial advisor before making investment decisions.
Insider Transactions(44 last 3 months)
| Insider | Type | Shares |
|---|---|---|
JONES, DAVID B. SVP, GC & CCO | Sell | -1,028 |
Data sourced from SEC Form 4 filings
Last updated: 10:04:40 AM
About Innospec Inc(IOSP)
NASDAQ
BASIC MATERIALS
SPECIALTY CHEMICALS
USA
Innospec Inc. develops, manufactures, blends, markets, and supplies specialty chemicals in the United States, the rest of North America, the United Kingdom, the rest of Europe, and internationally. The company is headquartered in Englewood, Colorado.