IOSPNasdaq

INNOSPEC INC.

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Insider buys, 6 months

Congress trades, 6 months

Signals, 6 months

Six months

After each filing

Nov 18, 2025 Buy PARRETTE LESLIE J Insider

1 week

+4.8%S&P +2.3%

1 month

+11.5%S&P +2.5%

3 months

+14.2%S&P +4.8%

6 months

+12.0%S&P +13.2%

Every purchase and sale on this ticker reported by a member of Congress or an insider, measured from the close of the first trading day after it became public to the close 1 week, 1 month, 3 months and 6 months later, each beside the S&P over the same days.

Filings for IOSP 1 held · newest first

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Government contracts, last 12 months

Awards of $10M and up, from USAspending · context, not a signal

No contracts of $10M or more in the last 12 months.

Lobbying

Last four quarters

No lobbying reports on file.