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Castellum shares owned by Essex Investment Management

Quarter-by-quarter ownership of Castellum (CTM) shares owned by Essex Investment Management from 13F filings

Historical chart of Essex Investment Management investment in Castellum

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All positions including Castellum held by Essex Investment Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Castellum by Essex Investment Management

Quarter filed Position value Share count Share price at filing
2025-09-30 $2.3M 2.2M 1.09
2025-06-30 $2.2M 2.1M 1.05