Ultragenyx Pharmaceutical Inc. RARE

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16.14 USD -0.27 (-1.65%)

At closeNov 10, 2026, 4:05 PM EST

16.14 0.00 0.00%

After hours · Nov 10, 4:05 PM ET

15.46 Day range 16.35

12.73 52-week range 39.89

Held by insiders 3.32%

Held by institutions 116.20%

Float held by institutions 120.19%

Institutions 424

Top institutional holders
Holder	% held	Shares	Value	Reported
Blackrock Inc.	10.45%	10,654,276	171.96M	Jun 29, 2026
RTW Investments LP	7.65%	7,796,895	125.84M	Jun 29, 2026
Vanguard Portfolio Management LLC	6.66%	6,790,135	109.59M	Jun 29, 2026
AQR Capital Management, LLC	6.44%	6,560,809	105.89M	Jun 29, 2026
State Street Corporation	6.04%	6,158,766	99.40M	Jun 29, 2026
Vanguard Capital Management LLC	4.22%	4,296,491	69.35M	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	82.25M	Sep 29, 2026
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund	2.93%	2,986,621	48.20M	Jun 29, 2026
iShares Trust-iShares Russell 2000 ETF	2.45%	2,496,493	40.29M	Sep 29, 2026
VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund	2.10%	2,144,802	34.62M	Jun 29, 2026
VANGUARD INDEX FUNDS-Vanguard Small-Cap Growth Index Fund	1.22%	1,238,640	19.99M	Jun 29, 2026
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund	1.11%	1,127,711	18.20M	Jun 29, 2026

RARE 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

Held by funds