// company-profile

Ultragenyx Pharmaceutical Inc.

RARE
ExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings115Insiders16
// api This Ultragenyx Pharmaceutical Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bearish. Over the last 30 days, insiders net sold $207K across 3 transactions.

// 90-day insight

Over the last 90 days, Ultragenyx Pharmaceutical Inc. insiders bought $0 (30 transactions) and sold $575K (7 transactions).

  • Most active insider: Horn Howard with 5 transactions totaling $325K.
  • Largest single sale: $144K by SULIMAN SHEHNAAZ on May 18, 2026.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Ultragenyx Pharmaceutical Inc. as of 2026-03-31

↓ decreasing
Total reported AUM
$1.87B
QoQ change
-5.4%
Reporting period
2026-03-31
#1
STATE STREET CORP
CIK 93751
$105.2M
5.0M shares
#2
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
$95.6M
4.6M shares
#3
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$87.8M
4.2M shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 15, 2026Sanders Corazon (Corsee) D.RARE
Sale
2,000$25.05$50K
Jun 15, 2026Parschauer Karah HerdmanRARE
Sale
1,899$24.62$47K
Jun 1, 2026Horn HowardRARE
Sale
4,653$23.77$111K
May 18, 2026SULIMAN SHEHNAAZRARE
Sale
5,740$25.12$144K
May 14, 2026Ray AmritRARE
Award
14,058$0.00$0K

45 more transactions hidden

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