18 /100
LOW RISK
Score updated May 28, 2026

RARE — Ultragenyx Pharmaceutical Inc. Dilution Risk Tracker

Track RARE dilution risk with DilutionWatch's stock tracker. DilutionScore™ measures dilution risk across 5 factors — lower scores indicate higher risk of share dilution.

⚠️ Not financial advice. Do your own research before making any investment decisions.

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📊 Score Breakdown

📋 Offering Ability
40
💰 Cash Runway
10
📊 Float Risk
5
⚠️ Warrant Exposure
15
🔄Convertible Debt—

🌦️ Dilution Forecast

☀️
Clear
No significant dilution signals
0%
No significant dilution signals detected for RARE.
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💹 Market Data

Market Cap$2.27B
Shares Outstanding98.49M
Float94.59M
Cash$743.03M
DebtN/A
Short InterestN/A

🏛 Institutional Holdings

QoQ: ↓ 4.3% shares (2025Q4 vs prior)
294 institutional holders · 100.78M shares
#1 VANGUARD GROUP INC 10.26M shares
#2 BlackRock, Inc. 6.63M shares
#3 STATE STREET CORP 4.30M shares
+ 17 more holders Sign up free to view →

📉 Short Interest

Short Interest13.67M
Days to Cover8.4
% of Float14.4%
FINRA data as of Apr 30, 2026

📁 Recent SEC Activity

xbrl XBRL WARRANT Dec 31, 2016
xbrl XBRL CONVERTIBLE Dec 31, 2014
4 INSIDER TRANSACTION Apr 02, 2026
4 INSIDER TRANSACTION Mar 10, 2026
4 INSIDER TRANSACTION Mar 03, 2026
Full SEC filing analysis available with free account →

📰 Recent News

No recent news
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🔬 More Research for RARE
📊 RARE FDA Catalyst Timeline & Biotech Grade — BiotechSigns 📡 RARE Signal Convergence & Dark Pool Activity — StonkWhisper

Part of the Guerilla Finance research network. Cross-reference multiple data sources for better due diligence.