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Innospec shares owned by Western Standard

Quarter-by-quarter ownership of Innospec (IOSP) shares owned by Western Standard from 13F filings

Historical chart of Western Standard investment in Innospec

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All positions including Innospec held by Western Standard consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Innospec by Western Standard

Quarter filed Position value Share count Share price at filing
2025-09-30 $2.1M 27k 77.16