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Nanophase Technologies Corporation shares owned by Principal Securities

Quarter-by-quarter ownership of Nanophase Technologies Corporation (SLSN) shares owned by Principal Securities from 13F filings

Historical chart of Principal Securities investment in Nanophase Technologies Corporation

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All positions including Nanophase Technologies Corporation held by Principal Securities consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Nanophase Technologies Corporation by Principal Securities

Quarter filed Position value Share count Share price at filing
2025-09-30 $966 300 3.22
2025-06-30 $1.3k 300 4.36