RARE

ULTRAGENYX PHARMACEUTICAL IN
USCUSIP 90400D108
Institutional Owners
111
+18 QoQ
13F Value Held
$800.2M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
0
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)65 adding · 29 trimming
Insider net (180d)+$0
Price history not yet available for RARE.

Top institutional holders

111 13F filers
#FundPosition valueSharesLast moveAs of
1VANGUARD PORTFOLIO MANAGEMENT LLC
$112.8M
5.39MNewQ1 2026
2STATE STREET CORP
$105.2M
5.02MAddedQ1 2026
3VANGUARD CAPITAL MANAGEMENT LLC
$87.8M
4.19MNewQ1 2026
4RTW INVESTMENTS, LP
$76.4M
3.65MAddedQ1 2026
5SANDS CAPITAL MANAGEMENT, LLC
$67.3M
3.21MReducedQ1 2026
6Bellevue Group AG
$49.9M
2.38MAddedQ1 2026
7FRONTIER CAPITAL MANAGEMENT CO LLC
$45.9M
2.19MAddedQ1 2026
8JACOBS LEVY EQUITY MANAGEMENT, INC
$30.0M
1.43MReducedQ1 2026
9VOLORIDGE INVESTMENT MANAGEMENT, LLC
$29.9M
1.43MAddedQ1 2026
10Rock Springs Capital Management LP
$25.5M
1.22MReducedQ1 2026
11Candriam S.C.A.
$23.0M
1.10MNewQ1 2026
12Point72 Asset Management, L.P.
$18.7M
893.3KNewQ1 2026
13VANGUARD FIDUCIARY TRUST CO
$12.7M
608.2KNewQ1 2026
14Connor, Clark & Lunn Investment Management Ltd.
$10.5M
500.9KAddedQ1 2026
15Schonfeld Strategic Advisors LLC
$10.4M
494.7KAddedQ1 2026
16Trexquant Investment LP
$8.2M
389.5KAddedQ1 2026
17CITADEL ADVISORS LLC
$7.9M
378.8KAddedQ1 2026
18Sofinnova Investments, Inc.
$7.3M
350.0KAddedQ1 2026
19Caption Management, LLC
$6.1M
290.0KAddedQ1 2026
20Y-Intercept (Hong Kong) Ltd
$4.6M
218.4KNewQ1 2026
21Woodline Partners LP
$3.6M
171.8KNewQ1 2026
22Rafferty Asset Management, LLC
$3.5M
165.4KAddedQ1 2026
23MOORE CAPITAL MANAGEMENT, LP
$3.3M
157.1KReducedQ1 2026
24Duquesne Family Office LLC
$3.1M
85.4KHeldQ1 2025
25BOOTHBAY FUND MANAGEMENT, LLC
$3.0M
142.0KAddedQ1 2026

Fund activity — latest quarter

Opened (NEW)
23
funds
Added
42
funds
Reduced
22
funds
Exited
7
funds

Insider activity (Form 4)

No Form 4 insider transactions on file yet.

Institutional ownership over time

103 funds+101 since Q2 2022
052103Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $794M

Funds that own RARE also own

CompanyCo-held byCombined value
Lilly Eli and CoLLY97 funds$43.9B
Microsoft Corp.MSFT95 funds$156.6B
Amazon.com, Inc.AMZN95 funds$115.5B
Meta Platforms Inc-ClasMETA93 funds$71.7B
Nvidia Corp. (US)NVDA92 funds$240.3B
Broadcom LtdAVGO92 funds$83.7B
Tesla Inc - USTSLA91 funds$56.2B
Visa Inc-Class A SharesV91 funds$33.6B
Palantir Technologies Inc Cl APLTR91 funds$20.4B
Intuitive Surgical Inc.ISRG91 funds$11.5B
Apple Inc.AAPL90 funds$202.2B
GOOGLE INCGOOGL90 funds$95.0B

Ranked by how many of RARE's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

0 shown

No filings captured for this ticker in the live stream yet.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for RARE. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.