Ultragenyx Pharmaceutical
RARE
RARE
282 hedge funds and large institutions have $2.16B invested in Ultragenyx Pharmaceutical in 2025 Q4 according to their latest regulatory filings, with 54 funds opening new positions, 110 increasing their positions, 90 reducing their positions, and 65 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
less ownership
Funds ownership: →
less funds holding
Funds holding: →
17% less first-time investments, than exits
New positions opened: 54 | Existing positions closed: 65
25% less capital invested
Capital invested by funds: $2.87B → $2.16B (-$715M)
25% less funds holding in top 10
Funds holding in top 10: 4 → 3 (-1)
Holders
282
Holding in Top 10
3
Calls
$75.9M
Puts
$47.6M
Top Buyers
| 1 | +$65.6M | |
| 2 | +$30.1M | |
| 3 | +$29.5M | |
| 4 |
Millennium Management
New York
|
+$25.7M |
| 5 |
Jane Street
New York
|
+$21.9M |
Top Sellers
| 1 | -$152M | |
| 2 | -$31.1M | |
| 3 | -$29.6M | |
| 4 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$24.9M |
| 5 |
VPC
Vestal Point Capital
New York
|
-$22.6M |