Ultragenyx Pharmaceutical Inc. RARE
16.04 USD -0.37 (-2.25%)
Nov 10, 2026, 9:47 AM EST
15.98 Day range 16.24
12.73 52-week range 39.89
- YTD
- -30.26%
- 1 year
- -49.78%
Held by funds
112 US ETFs and mutual funds hold RARE · largest positions
Ownership
Held by insiders 3.32%
Held by institutions 116.49%
Float held by institutions 120.48%
Institutions 427
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Blackrock Inc. | 10.45% | 10,654,276 | 174.84M | Jun 29, 2026 |
| RTW Investments LP | 7.65% | 7,796,895 | 127.95M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 6.66% | 6,790,135 | 111.43M | Jun 29, 2026 |
| AQR Capital Management, LLC | 6.44% | 6,560,809 | 107.66M | Jun 29, 2026 |
| State Street Corporation | 6.04% | 6,158,766 | 101.07M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 4.22% | 4,296,491 | 70.51M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 5.00% | 5,095,895 | 83.62M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.93% | 2,986,621 | 49.01M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 2.45% | 2,496,493 | 40.97M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund | 2.10% | 2,144,802 | 35.20M | Jun 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Growth Index Fund | 1.22% | 1,238,640 | 20.33M | Jun 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund | 1.11% | 1,127,711 | 18.51M | Jun 29, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| CROMBEZ ERIC M.D. | Officer | Sale | May 4, 2026 | 111,189 |
| HARRIS ERIK | Officer | Stock Award(Grant) | Apr 15, 2026 | 118,410 |
| HORN HOWARD | Chief Financial Officer | Sale | Oct 14, 2026 | 89,229 |
| HUANG DENNIS KARL | Chief Technology Officer | Stock Award(Grant) | Apr 15, 2026 | 147,845 |
| HUIZENGA THEODORE ALAN | Officer | Sale | Sep 14, 2026 | 67,863 |
| KAKKIS EMIL D | Chief Executive Officer | Stock Award(Grant) | Apr 15, 2026 | 2,894,720 |