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Castellum shares owned by Harbour Investments

Quarter-by-quarter ownership of Castellum (CTM) shares owned by Harbour Investments from 13F filings

Historical chart of Harbour Investments investment in Castellum

Tip: Access up to 7 years of quarterly data

All positions including Castellum held by Harbour Investments consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Castellum by Harbour Investments

Quarter filed Position value Share count Share price at filing
2026-06-30 $108 150 0.72

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View all positions for Harbour Investments

Top funds holding Castellum

Vanguard Capital Management
Meridian Wealth Management
Geode Capital Management
Captrust Financial Advisors
Vanguard Fiduciary Trust
State Street Corporation
BlackRock
Savvy Advisors
UBS Group
Northern Trust
Virtu Financial
Jane Street
Bridgeway Capital Management
TCG Advisory Services
Creative Planning

View all funds holding Castellum