65 /100
HIGH RISK
Score updated Jul 14, 2026

APTOF — Aptose Biosciences Inc. Dilution Risk Tracker

Track APTOF 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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As of July 14, 2026, Aptose Biosciences Inc. (APTOF) has a DilutionWatch DilutionScore of 65/100, rated HIGH dilution risk. Aptose Biosciences Inc. has a market capitalization of $4.21M, 2.55M shares outstanding. Key dilution vectors include approximately 1 months of cash runway.

Source: DilutionWatch (dilutionwatch.com) — data updated daily from SEC EDGAR filings. Not financial advice.

📊 Score Breakdown

📋 Offering Ability
60
💰 Cash Runway
95
📊 Float Risk
27
⚠️ Warrant Exposure
40
🔄Convertible Debt

🌦️ Dilution Forecast

🌥️
Advisory
Moderate dilution signals present
43%
💰 Capital Raise 55%
• Critical: only 1.4 months cash remaining
🔄 Reverse Split 45%
• 50-day avg $1.69 approaching $1 threshold
• Only 1 months cash — financial pressure
📉 Score Deterioration 10%
• Score in HIGH risk zone (65/100)
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💹 Market Data

Market Cap$4.21M
Shares Outstanding2.55M
Float1.86M
Cash$2.92M
Debt$32.95M
Short InterestN/A

🏛 Institutional Holdings

3.9% institutional ownership
Source: Yahoo Finance · Detailed 13F holder data available for tracked tickers
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📉 Short Interest

Short Interest3.2K
Days to Cover2.0
% of Float0.2%
FINRA data as of Jun 30, 2026

📁 Recent SEC Activity

xbrl XBRL CONVERTIBLE Mar 31, 2026
xbrl XBRL WARRANT Dec 31, 2025
8-K 8K EVENT Feb 24, 2026
Full SEC filing analysis available with free account

📰 Recent News

No recent news

📋 What This Means for APTOF Shareholders

Aptose Biosciences Inc. (APTOF) has a DilutionScore of 65/100, placing it in the High dilution risk tier. This score reflects at least one active dilution mechanism — a shelf registration, ATM program, outstanding warrants, or limited cash runway — that could materially increase the share count over the next 12–18 months. Score as of July 14, 2026, updated from SEC EDGAR data.

Cash runway is a key watch item: APTOF has approximately 1 months of runway at current burn rate. Companies with less than 18 months of runway are statistically more likely to file new shelf registrations or ATM programs within the next two quarters. DilutionWatch monitors SEC 10-Q filings to update this estimate each quarter.

DilutionWatch tracks over 25 SEC filing types for APTOF in real-time, scanning EDGAR every 60 seconds. Recent 8-K filings are present; material events disclosures can sometimes precede or accompany capital raises. The DilutionWatch screener shows real-time score changes for APTOF alongside comparable high-risk stocks. Not financial advice — this analysis is for informational purposes only.

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🔬 More Research for APTOF
📊 APTOF FDA Catalyst Timeline & Biotech Grade — BiotechSigns 📡 APTOF Signal Convergence & Dark Pool Activity — StonkWhisper

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