19 /100
LOW RISK
Score updated May 28, 2026

ONTO — Onto Innovation Inc. Dilution Risk Tracker

Track ONTO 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 5 points (worsening)
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💹 Market Data

Market Cap$13.04B
Shares Outstanding49.74M
Float49.40M
Cash$295.31M
DebtN/A
Short InterestN/A

🏛 Institutional Holdings

QoQ: ↓ 5.4% shares (2025Q4 vs prior)
492 institutional holders · 49.48M shares
#1 VANGUARD GROUP INC 5.58M shares
#2 BlackRock, Inc. 4.93M shares
#3 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 1.73M shares
+ 17 more holders Sign up free to view →

📉 Short Interest

Short Interest1.01M
Days to Cover1.0
% of Float2.0%
FINRA data as of Apr 30, 2026

📁 Recent SEC Activity

4 INSIDER TRANSACTION Mar 04, 2026
4 INSIDER TRANSACTION Mar 04, 2026
4 INSIDER TRANSACTION Mar 04, 2026
4 INSIDER TRANSACTION Mar 04, 2026
4 INSIDER TRANSACTION Mar 04, 2026
Full SEC filing analysis available with free account

📰 Recent News

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

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