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Mainz Biomed N V shares owned by Keystone Financial Group

Quarter-by-quarter ownership of Mainz Biomed N V (QUCY) shares owned by Keystone Financial Group from 13F filings

Historical chart of Keystone Financial Group investment in Mainz Biomed N V

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All positions including Mainz Biomed N V held by Keystone Financial Group consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Mainz Biomed N V by Keystone Financial Group

Quarter filed Position value Share count Share price at filing
2026-06-30 $8.3k 5.3k 1.57