ULTRAGENYX PHARMACEUTICAL IN RARE
COM · Common Stock · CUSIP 90400D108 · ISIN US90400D1081
Biopharmaceutical company based in Novato, California, United States
- SectorHealth care
- IndustryPharmaceutical Preparations
- HeadquartersNovato, CA
- Websiteultragenyx.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($2.5m this quarter). Holder counts are more reliable. Shares outstanding: 92.2m as of 2024-07-29, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $41.10. Options: 11 managers hold calls ($24.2m notional), 9 hold puts ($16.4m).
Trends to Q2 2024
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 233 |
| Q4 2022 | 228 |
| Q1 2023 | 230 |
| Q2 2023 | 243 |
| Q3 2023 | 222 |
| Q4 2023 | 238 |
| Q1 2024 | 271 |
| Q2 2024 | 275 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 135 | 100 |
| Q1 2023 | 120 | 99 |
| Q2 2023 | 129 | 110 |
| Q3 2023 | 116 | 106 |
| Q4 2023 | 134 | 98 |
| Q1 2024 | 150 | 96 |
| Q2 2024 | 161 | 120 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2023 | $14.0m | $12.7m | 0.90 |
| Q4 2023 | $23.1m | $23.3m | 1.01 |
| Q1 2024 | $33.1m | $18.5m | 0.56 |
| Q2 2024 | $24.2m | $16.4m | 0.68 |
Biggest buyers
| Vestal Point Capital, LP | Added | +1.7m |
| SANDS CAPITAL MANAGEMENT, LLC | Added | +1.5m |
| MILLENNIUM MANAGEMENT LLC | Added | +1.1m |
| VANGUARD GROUP INC | Added | +1.1m |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Added | +975.0k |
| Invesco Ltd. | Added | +765.5k |
| DEUTSCHE BANK AG\ | Added | +575.1k |
| AXA S.A. | Added | +517.9k |
| Point72 Asset Management, L.P. | Added | +478.8k |
| Man Group plc | Added | +475.1k |
Biggest sellers
| RTW INVESTMENTS, LP | Reduced | -3.8m |
| MORGAN STANLEY | Reduced | -1.0m |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | -576.9k |
| Pictet Asset Management Holding SA | Reduced | -479.6k |
| EVENTIDE ASSET MANAGEMENT, LLC | Sold out | -359.0k |
| Mirae Asset Global Investments Co., Ltd. | Reduced | -228.3k |
| Deep Track Capital, LP | Sold out | -167.8k |
| Nuveen Asset Management, LLC | Reduced | -159.1k |
| STATE STREET CORP | Reduced | -154.1k |
| AQR CAPITAL MANAGEMENT LLC | Reduced | -154.1k |
Biggest calls
| BARCLAYS PLC | Added | $7.2m174.0k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $6.8m165.5k shares |
| MOORE CAPITAL MANAGEMENT, LP | Added | $4.1m100.0k shares |
| JPMORGAN CHASE & CO | Unchanged | $2.9m70.0k shares |
| JANE STREET GROUP, LLC | Reduced | $1.5m37.7k shares |
| CITADEL ADVISORS LLC | Reduced | $961.7k23.4k shares |
| SIMPLEX TRADING, LLC | Reduced | $595.0k14.5k shares |
| Walleye Capital LLC | New | $98.6k2.4k shares |
| OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) | Added | $37.0k40.0k shares |
| GROUP ONE TRADING LLC | Reduced | $4.1k100 shares |
Biggest puts
| JANE STREET GROUP, LLC | Added | $4.4m107.3k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $4.1m99.0k shares |
| JPMORGAN CHASE & CO | Unchanged | $2.9m70.0k shares |
| Point72 Asset Management, L.P. | New | $2.4m58.8k shares |
| CITADEL ADVISORS LLC | Reduced | $1.3m31.8k shares |
| GROUP ONE TRADING LLC | Unchanged | $616.5k15.0k shares |
| SIMPLEX TRADING, LLC | Added | $365.0k8.9k shares |
| Walleye Capital LLC | New | $357.6k8.7k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution +3.2 pts · filed 2026-07-30 | 8.3% |
| RTW INVESTMENTS, LP 13G · institution new · filed 2026-08-14 | 7.9% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution +1.5 pts · filed 2026-07-31 | 7.0% |
| AQR CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-08-13 | 6.7% |
| Madison Avenue Partners, LP 13G · passive investor new · filed 2026-10-20 | 6.4% |
| STATE STREET CORP 13G · institution +1.2 pts · filed 2026-08-07 | 6.3% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-07-31 | 5.1% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC), FMR LLC (3.5%, 2026-02-05)
Insider purchases and sales in Q2 2024
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2022 | 0 | — | 0 | — | — |
| Q4 2022 | 0 | — | 3 | $1.2m | — |
| Q1 2023 | 0 | — | 7 | $793.5k | — |
| Q2 2023 | 0 | — | 4 | $416.4k | — |
| Q3 2023 | 0 | — | 2 | $352.0k | — |
| Q4 2023 | 0 | — | 2 | $4.3m | $1.3m |
| Q1 2024 | 0 | — | 8 | $3.4m | $620.4k |
| Q2 2024 | 0 | — | 3 | $534.4k | $512.7k |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2024-06-12 | Parschauer Karah Herdman EVP and Chief Legal Officer | Sold plan | $441.3k9.8k shares |
| 2024-06-10 | Sanders Corazon (Corsee) D. Director | Sold plan | $71.4k1.7k shares |
| 2024-05-02 | Crombez Eric EVP and Chief Medical Officer | Sold | $15.5k354 shares |
| 2024-04-18 | Crombez Eric EVP and Chief Medical Officer | Sold | $6.3k142 shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q2 2024
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.01% of their portfolio | 9.8m $402.0m | Added +1.1m |
| BlackRock Inc. 0.01% of their portfolio | 5.6m $230.3m | Added +367.6k |
| SANDS CAPITAL MANAGEMENT, LLC 0.65% of their portfolio | 5.4m $220.1m | Added +1.5m |
| WELLINGTON MANAGEMENT GROUP LLP 0.03% of their portfolio | 4.6m $187.3m | Added +458.2k |
| RTW INVESTMENTS, LP 2.07% of their portfolio | 3.3m $134.0m | Reduced -3.8m |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.01% of their portfolio | 3.0m $123.0m | Reduced -576.9k |
| STATE STREET CORP 0.00% of their portfolio | 2.7m $110.9m | Reduced -154.1k |
| Clearbridge Investments, LLC 0.08% of their portfolio | 2.4m $96.7m | Reduced -47.0k |
| ALKEON CAPITAL MANAGEMENT LLC 0.47% of their portfolio | 2.2m $92.1m | Unchanged |
| FEDERATED HERMES, INC. 0.21% of their portfolio | 2.1m $86.6m | Added +168.3k |
| MONTANOVA CAPITAL, LLC 3.46% of their portfolio | 2.1m $84.7m | Added +384.6k |
| Rock Springs Capital Management LP 2.39% of their portfolio | 1.9m $79.1m | Added +149.1k |
| MILLENNIUM MANAGEMENT LLC 0.06% of their portfolio | 1.9m $76.1m | Added +1.1m |
| Vestal Point Capital, LP 5.52% of their portfolio | 1.8m $74.0m | Added +1.7m |
| DEUTSCHE BANK AG\ 0.03% of their portfolio | 1.8m $73.3m | Added +575.1k |
| ALLIANCEBERNSTEIN L.P. 0.02% of their portfolio | 1.5m $62.8m | Added +45.4k |
| GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 1.5m $61.9m | Added +165.6k |
| BAKER BROS. ADVISORS LP 0.77% of their portfolio | 1.5m $60.3m | Unchanged |
| Invesco Ltd. 0.01% of their portfolio | 1.3m $52.1m | Added +765.5k |
| MARSHALL WACE, LLP 0.07% of their portfolio | 1.1m $46.6m | Added +164.1k |
| ADAGE CAPITAL PARTNERS GP, L.L.C. 0.09% of their portfolio | 1.1m $46.2m | Added +975.0k |
| NORGES BANK 0.01% of their portfolio | 1.0m $41.2m | Added +204.0k |
| First Light Asset Management, LLC 3.47% of their portfolio | 963.1k $39.6m | Added +172.7k |
| Avidity Partners Management LP 1.68% of their portfolio | 960.0k $39.5m | Added +26.5k |
| AXA S.A. 0.05% of their portfolio | 850.7k $35.0m | Added +517.9k |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.09% of their portfolio | 830.4k $34.1m | Added +323.3k |
| Avoro Capital Advisors LLC 0.45% of their portfolio | 830.0k $34.1m | Unchanged |
| Bank of New York Mellon Corp 0.01% of their portfolio | 781.9k $32.1m | Reduced -129.7k |
| Schonfeld Strategic Advisors LLC 0.23% of their portfolio | 716.9k $29.5m | Added +276.1k |
| Candriam S.C.A. 0.17% of their portfolio | 688.9k $28.3m | Added +171.3k |
| FMR LLC 0.00% of their portfolio | 647.6k $26.6m | Reduced -134.4k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.11% of their portfolio | 634.3k $26.1m | Reduced -53.3k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 629.5k $25.9m | Added +265.4k |
| Man Group plc 0.07% of their portfolio | 628.7k $25.8m | Added +475.1k |
| TWO SIGMA INVESTMENTS, LP 0.06% of their portfolio | 568.3k $23.4m | Added +153.0k |
| Pictet Asset Management Holding SA 0.03% of their portfolio | 556.8k $22.9m | Reduced -479.6k |
| FRED ALGER MANAGEMENT, LLC 0.11% of their portfolio | 548.9k $22.6m | Reduced -32.6k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 547.8k $22.5m | Added +117.3k |
| Point72 Asset Management, L.P. 0.07% of their portfolio | 539.7k $22.2m | Added +478.8k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 537.6k $22.1m | Added +53.2k |
| Driehaus Capital Management LLC 0.21% of their portfolio | 528.2k $21.7m | Added +138.9k |
| Eagle Health Investments LP 3.85% of their portfolio | 524.5k $21.6m | Added +224.8k |
| MORGAN STANLEY 0.00% of their portfolio | 498.0k $20.5m | Reduced -1.0m |
| EMERALD ADVISERS, LLC 0.84% of their portfolio | 486.7k $20.0m | Reduced -1.5k |
| TWO SIGMA ADVISERS, LP 0.04% of their portfolio | 442.2k $18.2m | Reduced -6.0k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 442.1k $18.2m | Reduced -62.3k |
| Frazier Life Sciences Management, L.P. 0.82% of their portfolio | 425.0k $17.5m | New |
| Hudson Bay Capital Management LP 0.13% of their portfolio | 415.0k $17.1m | Added +109.9k |
| GW&K Investment Management, LLC 0.15% of their portfolio | 406.5k $16.7m | Added +103.1k |
| Walleye Capital LLC 0.17% of their portfolio | 390.6k $16.1m | Added +124.0k |
| EMERALD MUTUAL FUND ADVISERS TRUST 0.84% of their portfolio | 390.5k $16.1m | Added +5.2k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 381.9k $15.7m | Added +14.3k |
| MPM BIOIMPACT LLC 2.43% of their portfolio | 380.6k $15.6m | Added +135.0k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.00% of their portfolio | 370.2k $15.2m | Added +103.3k |
| Cutter Capital Management, LP 4.57% of their portfolio | 365.0k $15.0m | New |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.02% of their portfolio | 357.4k $14.7m | Added +102.4k |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.01% of their portfolio | 294.7k $12.1m | Added +137.4k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 293.9k $12.1m | Added +78.0k |
| SPHERA FUNDS MANAGEMENT LTD. 1.97% of their portfolio | 293.8k $12.1m | Added +55.3k |
| Aberdeen Group plc 0.02% of their portfolio | 284.7k $11.7m | Added +143.6k |
| FIRST TRUST ADVISORS LP 0.01% of their portfolio | 281.1k $11.6m | Reduced -87.1k |
| Artal Group S.A. 0.29% of their portfolio | 275.0k $11.3m | Added +97.1k |
| Blue Owl Capital Holdings LP 3.07% of their portfolio | 268.2k $11.0m | Unchanged |
| Woodline Partners LP 0.11% of their portfolio | 266.8k $11.0m | Reduced -133.3k |
| Privium Fund Management B.V. 2.63% of their portfolio | 251.6k $10.3m | Added +36.5k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.01% of their portfolio | 247.1k $10.2m | Reduced -40.4k |
| MOORE CAPITAL MANAGEMENT, LP 0.22% of their portfolio | 245.0k $10.1m | Added +60.0k |
| MACQUARIE GROUP LTD 0.01% of their portfolio | 229.5k $9.4m | Added +9.2k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 204.2k $8.4m | Reduced -159.1k |
| D. E. Shaw & Co., Inc. 0.01% of their portfolio | 203.4k $8.4m | New |
| UBS Group AG 0.00% of their portfolio | 195.9k $8.1m | Added +26.7k |
| JANE STREET GROUP, LLC 0.01% of their portfolio | 185.1k $7.6m | Added +119.6k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 176.8k $7.3m | Added +46.5k |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 173.9k $7.1m | Reduced -119.4k |
| Motley Fool Wealth Management, LLC 0.36% of their portfolio | 170.4k $7.0m | Added +6.3k |
| Connor, Clark & Lunn Investment Management Ltd. 0.03% of their portfolio | 162.9k $6.7m | Added +7.4k |
| PINNACLE ASSOCIATES LTD 0.10% of their portfolio | 161.0k $6.6m | Added +41.6k |
| Russell Investments Group, Ltd. 0.01% of their portfolio | 156.1k $6.4m | Reduced -7.1k |
| WCM INVESTMENT MANAGEMENT, LLC 0.02% of their portfolio | 154.7k $6.4m | Added +2.2k |
| TD Asset Management Inc 0.01% of their portfolio | 149.1k $6.1m | Reduced -71.3k |
| PEREGRINE CAPITAL MANAGEMENT LLC 0.18% of their portfolio | 148.8k $6.1m | Added +29.5k |
| Swiss National Bank 0.00% of their portfolio | 145.9k $6.0m | Unchanged |
| LMR Partners LLP 0.13% of their portfolio | 145.0k $6.0m | New |
| Assenagon Asset Management S.A. 0.01% of their portfolio | 142.2k $5.8m | Unchanged |
| Motley Fool Asset Management LLC 0.39% of their portfolio | 141.3k $5.8m | Reduced -5.2k |
| Verition Fund Management LLC 0.04% of their portfolio | 137.4k $5.6m | Added +21.5k |
| Cinctive Capital Management LP 0.28% of their portfolio | 126.7k $5.2m | Added +14.9k |
| Rafferty Asset Management, LLC 0.02% of their portfolio | 126.2k $5.2m | Reduced -55.3k |
| EFG Asset Management (North America) Corp. 0.89% of their portfolio | 125.6k $5.2m | Added +8.7k |
| California Public Employees Retirement System 0.00% of their portfolio | 108.1k $4.4m | Added +524 |
| Crestwood Advisors Group, LLC 0.09% of their portfolio | 100.3k $4.1m | Added +22 |
| Monashee Investment Management LLC 0.53% of their portfolio | 100.0k $4.1m | New |
| Parkman Healthcare Partners LLC 0.56% of their portfolio | 100.0k $4.1m | New |
| FARALLON CAPITAL MANAGEMENT, L.L.C. 0.02% of their portfolio | 99.0k $4.1m | Unchanged |
| AQR CAPITAL MANAGEMENT LLC 0.01% of their portfolio | 97.1k $4.0m | Reduced -154.1k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 96.7k $4.0m | Added +5.0k |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.01% of their portfolio | 92.8k $3.8m | First filing |
| SEI INVESTMENTS CO 0.01% of their portfolio | 91.8k $3.8m | Added +25.8k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.01% of their portfolio | 89.6k $3.7m | Added +1.9k |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 86.9k $3.6m | Reduced -15.6k |