IOSP Ex Dividend Date

IOSP Ex Dividend Date shows the ex-dividend date of Innospec Inc along with dividend yield, payout ratio, and dividend history for IOSP.

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Last update date: July 24, 2026

When is the IOSP Ex Dividend Date?

The IOSP Ex Dividend Date is on May 19, 2026.

Company Innospec Inc
Stock Symbol IOSP - NASDAQ
IOSP Stock Price $84.85
IOSP Ex-Dividend Date May 19, 2026
IOSP Dividend Record Date May 19, 2026
IOSP Dividend Declaration Date May 7, 2026
IOSP Dividend Payout Date May 29, 2026
IOSP Dividend Period Semiannual
IOSP Dividend Payout $0.92 Per Share
IOSP Annual Dividend $1.79 Per Share
IOSP Dividend Payout Ratio 165.74%
IOSP Dividend Yield 2.11%
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IOSP Dividend History

IOSP Ex Dividend Date Payout Date Period Dividend Change
05/19/2026 05/29/2026 Semiannual $0.92000
11/18/2025 11/26/2025 Semiannual $0.87000
05/20/2025 05/30/2025 Semiannual $0.84000 +6.33%
11/18/2024 11/26/2024 Semiannual $0.79000 +3.95%
05/17/2024 05/31/2024 Semiannual $0.76000 +5.56%
11/17/2023 11/27/2023 Semiannual $0.72000 +4.35%
05/19/2023 05/31/2023 Semiannual $0.69000 +6.15%
11/18/2022 11/28/2022 Semiannual $0.65000 +3.17%
05/16/2022 05/26/2022 Semiannual $0.63000 +6.78%
11/15/2021 11/24/2021 Semiannual $0.59000 +3.51%
05/14/2021 05/26/2021 Semiannual $0.57000 +9.62%
11/16/2020 11/25/2020 Semiannual $0.52000
05/15/2020 05/26/2020 Semiannual $0.52000
11/18/2019 11/27/2019 Semiannual $0.52000 +4.00%
05/20/2019 05/30/2019 Semiannual $0.50000 +11.11%
11/16/2018 11/29/2018 Semiannual $0.45000 +2.27%
05/18/2018 05/31/2018 Semiannual $0.44000 +12.82%
11/15/2017 11/27/2017 Semiannual $0.39000 +2.63%
05/18/2017 05/31/2017 Semiannual $0.38000 +11.76%
11/10/2016 11/24/2016 Semiannual $0.34000 +3.03%
05/12/2016 05/25/2016 Semiannual $0.33000 +6.45%
11/12/2015 11/25/2015 Semiannual $0.31000 +3.33%
05/14/2015 05/27/2015 Semiannual $0.30000 +7.14%
11/13/2014 11/26/2014 Semiannual $0.28000 +3.70%
05/15/2014 05/28/2014 Semiannual $0.27000 -46.00%
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11/14/2013 11/27/2013 Annual $0.50000 -75.00%
12/12/2012 12/21/2012 Other $2.00000
03/12/2009 04/06/2009 Semiannual $0.05000
08/27/2008 10/06/2008 Semiannual $0.05000
03/12/2008 04/04/2008 Semiannual $0.05000 +11.11%
08/30/2007 10/08/2007 Semiannual $0.04500
03/01/2007 04/02/2007 Semiannual $0.04500 +12.50%
08/30/2006 10/01/2006 Semiannual $0.04000 -50.00%
02/21/2006 04/01/2006 Semiannual $0.08000 +128.57%
08/29/2005 09/30/2005 Semiannual $0.03500
02/16/2005 04/01/2005 Semiannual $0.03500 +16.67%
08/18/2004 10/01/2004 Semiannual $0.03000
02/18/2004 04/01/2004 Semiannual $0.03000 +20.00%
05/16/2003 06/17/2003 Semiannual $0.02500
08/22/2002 09/30/2002 Other $0.02500

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