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Prothena shares owned by Rangeley Capital

Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Rangeley Capital from 13F filings

Historical chart of Rangeley Capital investment in Prothena

Tip: Access up to 7 years of quarterly data

All positions including Prothena held by Rangeley Capital consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Prothena by Rangeley Capital

Quarter filed Position value Share count Share price at filing
2025-09-30 $5.5M 561k 9.76
2025-06-30 $4.3M 715k 6.07