What is AURA's dilution risk score?

AURA has a latest available DilutionScore record of 48/100, categorized as medium dilution risk by the DilutionWatch scoring model. DilutionWatch displays SEC filing and dilution indicators for AURA, including shelf registrations, ATM offerings, warrant exercises, PIPE deals, and reverse split signals when detected in source data.

What SEC filings does DilutionWatch track for AURA?

DilutionWatch tracks 25 SEC filing types for AURA including S-3 shelf registrations, 424B prospectuses (ATM offerings), S-1 registration statements, 8-K material events, warrant exercise notices, convertible note agreements, and Form 4 insider transactions. Alerts are delivered via email within minutes of a filing appearing on EDGAR.

How does stock dilution affect AURA shareholders?

Stock dilution occurs when a company issues new shares, reducing the ownership percentage of existing shareholders. For AURA, common dilution events include at-the-market (ATM) stock offerings, shelf registration drawdowns, warrant exercises, and convertible note conversions. Each event increases the share count and can pressure the stock price lower.

Is DilutionWatch free for AURA tracking?

DilutionWatch provides a free tier that shows DilutionScores and basic filing history for AURA. Premium plans ($19.95/month Basic, $39.95/month Premium) unlock real-time email alerts, the full Pulse™ feed, advanced dilution forecasts, and access to all 10,000+ tracked tickers.

AURA Dilution Risk Score: 48/100 (MEDIUM)

Score Breakdown

📋 Offering Ability

42

💰 Cash Runway

65

📊 Float Risk

10

⚠️ Warrant Exposure

50

🔄 Convertible Debt

40

Dilution Forecast

⛅

Watch

Minor dilution signals detected

model est. 21%

💰 Capital Raise model 33%

• Under 12 months cash (9mo)

• Active ATM program with $205M remaining capacity

📜 Warrant Exercise model 15%

• Warrant overhang: 10.8% of shares outstanding

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Market Data

Market Cap$772.30M

Shares Outstanding103.70M

Float93.38M

Cash$67.84M

Debt$16.99M

Short InterestN/A

Institutional Holdings

QoQ: ↑ 8.2% shares (2026Q1 vs prior)

127 institutional holders · 54.49M shares

#1 Matrix Capital Management Company, LP 6.92M shares

#2 Frazier Life Sciences Management, L.P. 5.10M shares

#3 ADAGE CAPITAL PARTNERS GP, L.L.C. 4.88M shares

+ 17 more holders Sign up free to view →

Institutional holder totals are aggregated from ownership filings and may use a different share basis or reporting date than public float. They are not a reconciliation against tradeable float.

Short Interest

Short Interest6.36M

Days to Cover18.5

% of Float6.8%

FINRA data as of Jul 31, 2026

Insider Buy/Sell Ratio

Recent SEC Activity

xbrl XBRL WARRANT 2026-06-30

xbrl XBRL CONVERTIBLE 2021-12-31

424B5 ATM 2026-05-05

8-K 8K EVENT 2026-05-04

424B5 ATM 2026-05-04

Full SEC filing analysis available with free account →

Recent News

No recent news

Factual AURA Dilution Snapshot

Aura Biosciences, Inc. (AURA) has a DilutionScore of 48/100, rated Medium dilution risk. Score date: August 28, 2026.

Stored ATM program remaining capacity: $205.1M.
Stored outstanding warrants: 11.2M.
Recent SEC activity tracked for AURA: xbrl on 2026-06-30; 424B5 on 2026-05-05; 8-K on 2026-05-04.

This automatically generated snapshot is assembled from stored DilutionWatch data fields and may contain data-source errors or omissions. It is not financial advice, not investment research, and not a recommendation. Do your own research and review the full disclaimer and terms of service.