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Ultragenyx Pharmaceutical Inc.

RARE
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001515673

In the last 90 days, Ultragenyx Pharmaceutical Inc. insiders filed 0 open-market purchases and 5 sales; 311 institutions reported holding it in 13F filings for Q2 2026, worth $3.56B in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Ultragenyx Pharmaceutical Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
311
+15 vs. Q1 2026
Shares held
106.9M
+8.83M (+9.0%) vs. Q1 2026
Total value
$3.56B
+$1.50B (+73.3%) vs. Q1 2026
New holders
59
116 more added
Sold out
44
99 more reduced

2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting RARE on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 311 institutions
Q1 2021: 255 institutionsQ2 2021: 242 institutionsQ3 2021: 223 institutionsQ4 2021: 235 institutionsQ1 2022: 240 institutionsQ2 2022: 225 institutionsQ3 2022: 233 institutionsQ4 2022: 228 institutionsQ1 2023: 230 institutionsQ2 2023: 243 institutionsQ3 2023: 221 institutionsQ4 2023: 237 institutionsQ1 2024: 270 institutionsQ2 2024: 275 institutionsQ3 2024: 302 institutionsQ4 2024: 314 institutionsQ1 2025: 301 institutionsQ2 2025: 311 institutionsQ3 2025: 303 institutionsQ4 2025: 288 institutionsQ1 2026: 298 institutionsQ2 2026: 311 institutions
Value heldQ2 2026: $3.56B
Q1 2021: $7.73BQ2 2021: $6.26BQ3 2021: $6.01BQ4 2021: $5.69BQ1 2022: $4.90BQ2 2022: $4.05BQ3 2022: $2.83BQ4 2022: $3.15BQ1 2023: $2.81BQ2 2023: $3.21BQ3 2023: $2.54BQ4 2023: $3.90BQ1 2024: $3.79BQ2 2024: $3.65BQ3 2024: $4.84BQ4 2024: $3.68BQ1 2025: $3.26BQ2 2025: $3.42BQ3 2025: $2.99BQ4 2025: $2.16BQ1 2026: $2.05BQ2 2026: $3.56B
Institutions holding RARE and their total value by quarter
QuarterHoldersValue
Q2 2026311$3.56B
Q1 2026298$2.05B
Q4 2025288$2.16B
Q3 2025303$2.99B
Q2 2025311$3.42B
Q1 2025301$3.26B
Q4 2024314$3.68B
Q3 2024302$4.84B
Q2 2024275$3.65B
Q1 2024270$3.79B
Q4 2023237$3.90B
Q3 2023221$2.54B
Q2 2023243$3.21B
Q1 2023230$2.81B
Q4 2022228$3.15B
Q3 2022233$2.83B
Q2 2022225$4.05B
Q1 2022240$4.90B
Q4 2021235$5.69B
Q3 2021223$6.01B
Q2 2021242$6.26B
Q1 2021255$7.73B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Ultragenyx Pharmaceutical Inc.; share changes are against Q1 2026.

Institutions holding RARE in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.10,654,276$355.7M0.01%+3,354,678+46.0%Added
RTW Investments, LP7,796,895$260.3M2.22%+4,148,100+113.7%Added
Vanguard Portfolio Management LLC6,790,135$226.7M0.01%+1,404,143+26.1%Added
AQR Capital Management LLC6,560,809$214.1M0.07%+1,982,785+43.3%Added
State Street Corp6,158,766$205.6M0.01%+1,137,325+22.6%Added
Vanguard Capital Management LLC4,296,491$143.5M0.00%+106,660+2.5%Added
Two Sigma Investments, LP3,621,200$120.9M0.09%+1,415,380+64.2%Added
Sands Capital Management, LLC3,158,368$105.5M0.39%−56,165−1.7%Reduced
Jacobs Levy Equity Management, Inc2,939,719$98.2M0.35%+1,508,648+105.4%Added
Frontier Capital Management Co LLC2,847,936$95.1M0.89%+656,754+30.0%Added
Geode Capital Management, LLC2,578,828$86.1M0.00%+729,437+39.4%Added
Bellevue Group AG1,982,775$66.2M1.39%−397,225−16.7%Reduced
D. E. Shaw & Co., Inc.1,730,193$57.8M0.04%+469,175+37.2%Added
Sofinnova Investments, Inc.1,717,505$57.3M3.06%−1,428,383−45.4%Reduced
Adage Capital Partners GP, L.L.C.1,580,000$52.8M0.07%+1,100,000+229.2%Added
GW&K Investment Management, LLC1,481,178$49.5M0.39%−134,248−8.3%Reduced
MPM Oncology Impact Management LP1,418,215$47.4M2.89%+1,418,215New
Price T Rowe Associates Inc1,356,501$45.3M0.00%+552,392+68.7%Added
Morgan Stanley1,324,805$44.2M0.00%−175,723−11.7%Reduced
Wellington Management Group LLP1,250,464$41.8M0.01%−1,390,348−52.6%Reduced
Voloridge Investment Management, LLC1,241,556$41.5M0.18%−185,278−13.0%Reduced
Bank of America Corp1,148,454$38.3M0.00%+101,908+9.7%Added
Candriam Luxembourg S.C.A.1,001,841$33.4M0.15%−94,341−8.6%Reduced
Rock Springs Capital Management LP967,855$32.3M1.58%−250,918−20.6%Reduced
Jefferies Financial Group Inc.929,626$31.0M0.29%+914,138+5,902.2%Added
Northern Trust Corp920,314$30.7M0.00%+384,748+71.8%Added
Eagle Health Investments LP884,121$29.5M4.89%00.0%Unchanged
Qube Research & Technologies Ltd882,219$29.5M0.03%−32,541−3.6%Reduced
Russell Investments Group, Ltd.784,099$26.2M0.02%+381,140+94.6%Added
Millennium Management LLC760,825$25.4M0.02%−1,011,359−57.1%Reduced
Charles Schwab Investment Management Inc760,039$25.4M0.00%+201,553+36.1%Added
Nuveen, LLC693,959$23.2M0.01%+31,905+4.8%Added
Pictet Asset Management Holding SA753,695$23.2M0.02%+150,124+24.9%Added
Vanguard Fiduciary Trust Co671,411$22.4M0.00%+63,192+10.4%Added
UBS Group AG657,699$22.0M0.00%−175,041−21.0%Reduced
Palo Alto Investors LP596,495$19.9M2.75%00.0%Unchanged
Sphera Funds Management Ltd.588,494$19.6M2.81%−220,839−27.3%Reduced
Legal & General Group Plc586,520$19.6M0.00%−3,774−0.6%Reduced
Panagora Asset Management Inc586,230$19.6M0.06%+586,230New
FMR LLC576,849$19.3M0.00%+289,533+100.8%Added
Goldman Sachs Group Inc575,338$19.2M0.00%+222,241+62.9%Added
Trexquant Investment LP556,385$18.6M0.11%+166,918+42.9%Added
BNP Paribas Arbitrage, SA498,167$16.6M0.01%+7,384+1.5%Added
Bank of New York Mellon Corp470,697$15.7M0.00%+129,572+38.0%Added
JPMorgan Chase & Co493,126$15.3M0.00%+247,198+100.5%Added
Toronto Dominion Bank415,000$13.9M0.02%+414,838+256,072.8%Added
Renaissance Technologies LLC413,700$13.8M0.02%−148,000−26.3%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.409,255$13.7M0.01%−8,894−2.1%Reduced
Krensavage Asset Management, LLC390,879$13.1M4.96%00.0%Unchanged
Algert Global LLC389,964$13.0M0.15%−38,565−9.0%Reduced
Manufacturers Life Insurance Company, The381,420$12.7M0.01%−69,699−15.5%Reduced
SummitTX Capital, L.P.374,270$12.5M0.33%+26,510+7.6%Added
Privium Fund Management B.V.338,800$11.3M2.08%−26,002−7.1%Reduced
Squarepoint Ops LLC338,368$11.3M0.02%−106,171−23.9%Reduced
Walleye Capital LLC334,854$11.2M0.05%+215,149+179.7%Added
Catalio Capital Management, LP316,252$10.6M1.98%−534,545−62.8%Reduced
Franklin Resources Inc315,766$10.5M0.00%+3,138+1.0%Added
Citigroup Inc298,785$9.98M0.00%−16,655−5.3%Reduced
Nomura Asset Management International Inc.297,819$9.94M0.01%+116,046+63.8%Added
Ensign Peak Advisors, Inc290,818$9.71M0.02%+284,097+4,227.0%Added
GordonMD Global Investments LP289,101$9.65M4.67%00.0%Unchanged
Jump Financial, LLC286,952$9.58M0.09%−217,191−43.1%Reduced
Massachusetts Financial Services Co272,882$9.11M0.00%+12,497+4.8%Added
Invesco Ltd.250,533$8.37M0.00%−39,039−13.5%Reduced
Quantinno Capital Management LP250,466$8.36M0.01%+62,958+33.6%Added
Assenagon Asset Management S.A.241,728$8.07M0.01%−2,015,943−89.3%Reduced
Kennedy Capital Management, Inc.215,997$7.21M0.13%−3,294−1.5%Reduced
Worldquant Millennium Advisors LLC214,374$7.16M0.02%+63,787+42.4%Added
SEI Investments Co211,833$7.07M0.01%+119,739+130.0%Added
Citadel Advisors LLC210,531$7.03M0.00%−1,904,960−90.0%Reduced
Ishara Investments LP205,000$6.84M5.03%+30,750+17.6%Added
Man Group plc195,110$6.51M0.01%−18,242−8.6%Reduced
Fifth Third Bancorp193,236$6.45M0.01%+82,964+75.2%Added
Connor, Clark & Lunn Investment Management Ltd.191,578$6.40M0.01%−309,344−61.8%Reduced
Blue Owl Capital Holdings LP182,638$6.10M0.93%−120,000−39.7%Reduced
Susquehanna International Group, LLP180,871$6.04M0.01%−343,927−65.5%Reduced
Woodline Partners LP171,805$5.74M0.02%00.0%Unchanged
Atom Investors LP171,771$5.74M0.51%+78,149+83.5%Added
Swiss National Bank167,652$5.60M0.00%−3,400−2.0%Reduced
UBS Asset Management Americas Inc167,226$5.58M0.00%−55,822−25.0%Reduced
Ikarian Capital, LLC165,617$5.53M0.91%−316,954−65.7%Reduced
Deutsche Bank AG164,813$5.50M0.00%+92,944+129.3%Added
Marshall Wace, LLP159,889$5.34M0.00%+2,363+1.5%Added
Schroder Investment Management Group172,086$5.28M0.00%−7,011−3.9%Reduced
Wells Fargo & Company157,643$5.26M0.00%+88,878+129.2%Added
Boothbay Fund Management, LLC156,612$5.23M0.10%+14,634+10.3%Added
Mirae Asset Global ETFs Holdings Ltd.156,809$5.20M0.01%+85,298+119.3%Added
Barclays PLC154,876$5.17M0.00%−94,931−38.0%Reduced
Eversept Partners, LP154,130$5.15M0.28%+91,555+146.3%Added
Ghisallo Capital Management LLC150,000$5.01M0.10%+150,000New
CI Private Wealth, LLC146,493$4.89M0.01%+9,949+7.3%Added
Mariner, LLC146,400$4.89M0.01%+85,086+138.8%Added
Fred Alger Management, LLC143,155$4.78M0.02%−154,877−52.0%Reduced
Sr One Capital Management, LP137,753$4.60M0.44%00.0%Unchanged
B Group, Inc.135,000$4.51M2.56%00.0%Unchanged
Pinnacle Associates Ltd131,104$4.38M0.05%+28,394+27.6%Added
Caption Management, LLC130,000$4.34M0.15%+20,000+18.2%Added
Moore Capital Management, LP128,035$4.28M0.10%−29,097−18.5%Reduced
Rhumbline Advisers124,125$4.14M0.00%+20,718+20.0%Added
Apollon Wealth Management, LLC123,449$4.12M0.05%+123,449New