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19 /100
LOW RISK
Score updated Oct 13, 2026

AA — Alcoa Corporation Dilution Risk Tracker

Track AA 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 October 13, 2026, Alcoa Corporation (AA) has a DilutionWatch DilutionScore of 19/100, rated LOW dilution risk. Alcoa Corporation has a market capitalization of $11.00B, 263.91M shares outstanding, 761 institutional holders tracked.

This page includes automatically generated factual summaries from DilutionWatch data. It is not financial advice, not investment research, and not a recommendation. Do your own research. Read the full disclaimer and terms of service.

Score Breakdown

📋 Offering Ability
22
💰 Cash Runway
10
📊 Float Risk
2
⚠️ Warrant Exposure
15
🔄 Convertible Debt
35

Dilution Forecast

☀️
Clear
No significant dilution signals
model est. 7%
🔁 Convertible Conversion model 15%
• Convertible debt present: 5.0% potential dilution
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Market Data

Market Cap$11.00B
Shares Outstanding263.91M
Float262.81M
Cash$1.35B
Debt$2.44B
Short InterestN/A

Source-Backed Evidence Depth

This public preview uses stored DilutionWatch fields and linked SEC/market records only. Missing values are not estimated.

FieldCurrent ValueBasis
DilutionScore19/100DilutionWatch score record
Shares Outstanding263.91MVerified float table or market cache
Public Float262.81MVerified float table or market cache
Market Cap$11.00BMarket data cache
Cash Runway33.1 monthsDilutionWatch score inputs
Shelf CapacityNone in current score inputsSEC-derived dilution fields
ATM CapacityNone in current score inputsSEC-derived dilution fields
Outstanding WarrantsNone in current score inputsSEC-derived dilution fields

Recent source-backed SEC insight records available on this page: 6.

Recent SEC source mix: 4 5, XBRL 1.

The page does not infer future share issuance, financing probability, cash needs, management intent, or price impact when source fields are absent.

Institutional Holdings

QoQ: ↑ 18.6% shares (2026Q1 vs prior)
761 institutional holders · 273.54M shares
#1 BlackRock, Inc. 28.39M shares
#2 VANGUARD CAPITAL MANAGEMENT LLC 23.55M shares
#3 EAGLE CAPITAL MANAGEMENT LLC 14.10M 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 Interest11.73M
Days to Cover2.9
% of Float4.5%
FINRA data as of Sep 30, 2026

Recent SEC Activity

xbrl XBRL CONVERTIBLE 2017-12-31
4 INSIDER TRANSACTION 2026-02-25
4 INSIDER TRANSACTION 2026-02-25
4 INSIDER TRANSACTION 2026-02-25
4 INSIDER TRANSACTION 2026-02-25
Full SEC filing analysis available with free account →

Recent News

No recent news available for this ticker.

Factual AA Dilution Snapshot

Alcoa Corporation (AA) has a DilutionScore of 19/100, rated Low dilution risk. Score date: October 13, 2026.

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.

DilutionScore History — Last 90 Days

AA's DilutionScore is currently 19/100 (Low risk), with 3 score changes tracked over 89 days. The score improved from 16/100 (Low risk).

Period Score Risk Level Duration
Oct 12 – Oct 13, 202619/100LOW2 days
Sep 11 – Oct 11, 202616/100LOW31 days
Sep 01 – Sep 10, 202613/100LOW10 days
Jul 16 – Aug 31, 202612/100LOW46 days

Score recalculated daily from SEC filings and market data. Sign up free for real-time score change alerts.

Share Dilution History

AA shares outstanding have increased 1.9% from 258.96M (Jan 2026) to 263.89M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 16, 2026263.89M262.81M▼ 0.03%
May 06, 2026263.89M262.89M▲ 0.09%
Apr 18, 2026263.86M262.65M▼ 0.07%
Mar 26, 2026263.86M262.84M▲ 0.02%
Feb 14, 2026258.96M257.34M—
Feb 13, 2026258.96M257.34M—
Feb 12, 2026258.96M257.34M—
Jan 30, 2026258.96M257.45M—
Jan 29, 2026258.96M257.45M—

Share counts sourced from verified regulatory filings. Increases indicate dilution events.

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