Whale Analyzer
Top public holders · 13F and disclosure aggregation

Who owns AER? 13F holders and whale ownership

AER is tracked across public portfolios in Whale Analyzer. This page answers who owns AER, which top funds are buying AER, aggregate disclosed value, and recent position changes based on public data.

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3Tracked holders
$187.3MAggregate reported value
2026-05-19Page updated
2 reduced, 1 newRecent changes

Top holders

InvestorReported valueSharesChange
Dorsey Asset Management 13F portfolio
Dorsey Asset Management holdings
$154.1M1.1MReduced
David Einhorn 13F portfolio
Greenlight Capital holdings
$18.6M250.0KNew
Robert Robotti 13F portfolio
Robotti & Co holdings
$14.6M106.5KReduced

How to read this page

Values are reported public positions from tracked investors and institutions. They are not real-time ownership totals for the company.

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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Frequently asked questions

Who owns AER stock?

Whale Analyzer tracks 3 public institutional holders of AER with a combined reported value of $187.3M. See the holder table above for the largest tracked positions.

Which top funds are buying AER?

Check the "Change" column in the holders table above. "New" means a fresh position was initiated, "Added" means an existing position was increased, and "Reduced" or "Sold" indicates trimming.

What does 13F ownership mean for AER?

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