Whale Analyzer
Top public holders · 13F and disclosure aggregation

Who owns AA? 13F holders and whale ownership

AA is tracked across public portfolios in Whale Analyzer. This page answers who owns AA, which top funds are buying AA, aggregate disclosed value, and recent position changes based on public data. Stanley Druckenmiller is the largest reported holder at $99M; the top five funds control 100.0% of reported ownership; institutions were net buying last quarter (1 increased, 0 reduced); the stock trades above the aggregate whale cost basis of $40.52. Top tracked holders include Stanley Druckenmiller.

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NYQ · latest quote
$54.10
-$5.27 (-8.9%)
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1Tracked holders
$99.1MAggregate reported value
2026-05-21Page updated
1 increasedRecent changes

Top holders

InvestorReported valueSharesChange
Stanley Druckenmiller 13F portfolio
Duquesne Family Office holdings
$99.1M1.5MIncreased

Ownership concentration

Reported ownership of AA is highly concentrated across tracked institutions.

Whale activity this quarter

Across 1 tracked institutions, 1 increased. Net positioning is net buying.

Whale cost basis vs current price

The aggregate tracked cost basis is $40.52 versus a current price of $54.10, so AA trades above its cost basis (+33.5%). Average unrealized P&L across tracked holders: 58%.

Sector positioning — Materials

AA sits within the Materials sector alongside 32 other tracked names. Compare whale ownership across peers:

How to use this page

Values are reported public positions from tracked 13F filers and disclosures — not real-time ownership totals. Open the live AA dashboard for price charts and cross-investor scans, or read the SEC 13F guide.

This page is generated from public filings and public disclosures. It is for research and education only and is not investment advice.

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Learn more in Whale Analyzer Academy

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Frequently asked questions

Who owns AA stock?

Whale Analyzer tracks 1 public institutional holders of AA with a combined reported value of $99.1M. See the holder table above for the largest tracked positions.

Which top funds are buying AA?

Tracked institutions were net buying last quarter — 1 increased. Check the "Change" column: "New" = fresh position, "Increased" = added, "Reduced" = trimmed.

How concentrated is AA ownership?

The top five tracked holders report 100.0% of aggregate ownership.

Is AA above or below the whale cost basis?

The aggregate tracked cost basis is $40.52 versus a current price of $54.10 (+33.5%).

What does 13F ownership mean for AA?

Use the interactive AA dashboard on Whale Analyzer for real-time holder analysis, or read our 13F Alpha Signals Guide.