If you'd invested in Innospec, Inc. (IOSP): performance and returns
Looking for Innospec, Inc.'s share price history and how much the stock has returned? Here's its year-by-year performance and what $1,000 invested at different dates would be worth today.
💰 Calculator: how much would Innospec, Inc. have returned?
This calculator shows how much Innospec, Inc. stock would have returned based on the amount invested and the starting year. Pick a sum and a year and you'll instantly see what it would be worth today and the total gain. Real prices, excluding dividends.
If I'd invested $1,000 in Innospec, Inc.
| Investment | Worth today | Gain |
|---|---|---|
| 1 years ago | $742 | -26% |
| 3 years ago | $794 | -21% |
| 5 years ago | $900 | -10% |
| 10 years ago | $1,503 | +50% |
| since inception (1998) | $8,164 | +716% |
Return by year (Innospec, Inc.)
| Year | Return | $1,000 invested at year start |
|---|---|---|
| 2026 (YTD) | +7% | $1,067 (+7%) |
| 2025 | -30% | $742 (-26%) |
| 2024 | -11% | $662 (-34%) |
| 2023 | +20% | $794 (-21%) |
| 2022 | +14% | $904 (-10%) |
| 2021 | 0% | $900 (-10%) |
| 2020 | -12% | $789 (-21%) |
| 2019 | +67% | $1,322 (+32%) |
| 2018 | -13% | $1,156 (+16%) |
| 2017 | +3% | $1,192 (+19%) |
| 2016 | +26% | $1,503 (+50%) |
Frequently asked questions
How much does IOSP return?
$1,000 invested in Innospec, Inc. 10 years ago would be worth $1,503 today, i.e. +4%/yr on average (price, excluding dividends).
What was IOSP's best/worst year?
Best year: 2019 (+67%). Worst year: 2025 (-30%). Year-by-year detail is above.
How much would $1,000 invested in IOSP since inception be worth?
Since 1998, $1,000 would have become $8,164 (+716%). Past performance is not a guarantee.
Do Innospec, Inc.'s returns include dividends?
No — these returns are price-only. If Innospec, Inc. pays a dividend, its total return would be somewhat higher — see its dividend page.
What is Innospec, Inc.'s average annual return (ROI)?
Innospec, Inc.'s return on investment is about +4%/yr over 10 years (price, excluding dividends), versus the S&P 500's ~10%/yr over the long run.