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Prothena shares owned by SBI Securities

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

Historical chart of SBI Securities investment in Prothena

Tip: Access up to 7 years of quarterly data

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

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Quarterly reported holdings in Prothena by SBI Securities

Quarter filed Position value Share count Share price at filing
2025-09-30 $282 29 9.76
2025-06-30 $5.8k 962 6.07
2025-03-31 $12k 962 12.38
2024-12-31 $14k 972 13.85

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View all positions for SBI Securities

Top funds holding Prothena

FMR
BlackRock
Vanguard Group
Armistice Capital
Rubric Capital Management
ADAR1 Capital Management
Palo Alto Investors
D. E. Shaw & Co
Susquehanna International
Acadian Asset Management
Geode Capital Management
Citadel Advisors
Morgan Stanley
State Street Corporation
Jane Street

View all funds holding Prothena