8 institutions reported holding $5.0M of ULTRAGENYX PHARM (RARE) in SEC 13F filings for 2026-06-30. Largest institutional holders: Assenagon Asset Management S.A. ($4.0M), Hennion & Walsh Asset Management, Inc. ($849,976), GAMMA Investing LLC ($64,075), HARBOR INVESTMENT ADVISORY, LLC ($52,289), Versant Capital Management, Inc ($38,465). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Assenagon Asset Management S.A. | $4.0M | 120,864 | Trimmed |
| 2 | Hennion & Walsh Asset Management, Inc. | $849,976 | 25,456 | Trimmed |
| 3 | GAMMA Investing LLC | $64,075 | 1,919 | Added |
| 4 | HARBOR INVESTMENT ADVISORY, LLC | $52,289 | 1,566 | New |
| 5 | Versant Capital Management, Inc | $38,465 | 1,152 | Added |
| 6 | CX Institutional | $5,000 | 135 | Hold |
| 7 | MassMutual Private Wealth & Trust, FSB | $2,003 | 60 | Added |
| 8 | CONGRESS ASSET MANAGEMENT CO | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30