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Ultragenyx Pharmaceutical shares owned by Polygon Management

Quarter-by-quarter ownership of Ultragenyx Pharmaceutical (RARE) shares owned by Polygon Management from 13F filings

Historical chart of Polygon Management investment in Ultragenyx Pharmaceutical

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All positions including Ultragenyx Pharmaceutical held by Polygon Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Ultragenyx Pharmaceutical by Polygon Management

Quarter filed Position value Share count Share price at filing
2026-03-31 $827k 40k 20.95
2025-09-30 $533k 18k 30.08

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View all positions for Polygon Management

Top funds holding Ultragenyx Pharmaceutical

Vanguard Group
BlackRock
Vanguard Portfolio Management
AQR Capital Management
State Street Corporation
Vanguard Capital Management
Sofinnova Ventures
Sands Capital Management
Rtw Investments
FMR
Wellington Management Company
Citadel Advisors
Assenagon Asset Management
Two Sigma Investments
Frontier Capital Management

View all funds holding Ultragenyx Pharmaceutical