19 /100
LOW RISK
Score updated May 28, 2026

PEN — Penumbra, Inc. Dilution Risk Tracker

Track PEN 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
10
⚠️ Warrant Exposure
15
🔄Convertible Debt—

🌦️ Dilution Forecast

☀️
Clear
No significant dilution signals
7%
📉 Score Deterioration 15%
• Score climbed 8 points (worsening)
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💹 Market Data

Market Cap$12.56B
Shares Outstanding39.33M
Float38.23M
Cash$241.29M
DebtN/A
Short InterestN/A

🏛 Institutional Holdings

QoQ: ↓ 4.2% shares (2025Q4 vs prior)
437 institutional holders · 37.38M shares
#1 FMR LLC 5.13M shares
#2 BlackRock, Inc. 4.14M shares
#3 VANGUARD GROUP INC 3.77M shares
+ 17 more holders Sign up free to view →

📉 Short Interest

Short Interest1.90M
Days to Cover3.3
% of Float5.0%
FINRA data as of Apr 30, 2026

📁 Recent SEC Activity

xbrl XBRL CONVERTIBLE Dec 31, 2015
xbrl XBRL WARRANT Dec 31, 2004
Full SEC filing analysis available with free account →

📰 Recent News

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

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