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IOSP
Innospec Inc. (IOSP)
NASDAQ · Basic Materials

Innospec Inc. Stock Price History

Innospec Inc.
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Historical daily closing price for Innospec Inc. since 2006, adjusted for splits and dividends. The latest closing stock price for Innospec Inc. as of June 11, 2026 is 84.41.

  • The all-time high Innospec Inc. stock closing price was 131.58 on May 15, 2024.
  • The Innospec Inc. 52-week high stock price is 89.32, which is 5.8% above the current share price.
  • The Innospec Inc. 52-week low stock price is 65.89, which is 21.9% below the current share price.
  • The average Innospec Inc. stock price for the last 52 weeks is 79.09.
Annual Close Price
YEAR-END CLOSE · USD
ANNUAL % CHANGE · %
YearAverageYear OpenYear HighYear LowYear CloseAnnual % Change
202678.0076.2888.4265.8984.41+10.28%
202587.81107.64116.6170.6276.54-30.46%
2024119.32122.17131.58104.80110.06-10.69%
2023104.68103.54125.1492.36123.24+19.81%
202296.9693.63112.6684.41102.86+13.86%
202193.8289.56105.9581.2090.34-0.43%
202078.99103.64107.1661.3790.73-12.29%
201986.1661.77103.9160.21103.44+67.49%
201872.8471.2082.7057.7861.76-12.52%
201764.4169.5073.2554.2570.60+3.07%
201653.4152.3272.7542.4568.50+26.13%

Innospec Inc. Stock Price History — FAQ

Innospec Inc. (IOSP) stock price history — annual and quarterly figures with year-over-year growth and charts.

Where can I see IOSP's stock price history history?

The chart and table above show Innospec Inc.'s stock price history by year and by quarter, including the growth rate.