Whale Analyzer
Top public holders · 13F and disclosure aggregation

Who owns ALAB? 13F holders and whale ownership

ALAB is tracked across public portfolios in Whale Analyzer. This page answers who owns ALAB, which top funds are buying ALAB, aggregate disclosed value, and recent position changes based on public data. Gavin Baker is the largest reported holder at $369M; the top five funds control 100.0% of reported ownership; institutions were net buying last quarter (2 increased, 1 reduced); the stock trades above the aggregate whale cost basis of $71.27. Top tracked holders include Gavin Baker, Lee Ainslie, and Ray Dalio.

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NMS · latest quote
$391.74
-$25.33 (-6.1%)
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3Tracked holders
$555.9MAggregate reported value
2026-05-21Page updated
2 increased, 1 reducedRecent changes

Top holders

InvestorReported valueSharesChange
Gavin Baker 13F portfolio
Atreides Management holdings
$368.9M3.4MIncreased
Lee Ainslie 13F portfolio
Maverick Capital holdings
$104.7M955.4KReduced
Ray Dalio 13F portfolio
Bridgewater Associates holdings
$82.3M750.9KIncreased

Ownership concentration

Reported ownership of ALAB is highly concentrated across tracked institutions.

Whale activity this quarter

Across 3 tracked institutions, 2 increased, 1 reduced. Net positioning is net buying.

Whale cost basis vs current price

The aggregate tracked cost basis is $71.27 versus a current price of $391.74, so ALAB trades above its cost basis (+449.6%). Average unrealized P&L across tracked holders: 355%.

Sector positioning — Other

ALAB sits within the Other sector alongside 670 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 ALAB 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 ALAB stock?

Whale Analyzer tracks 3 public institutional holders of ALAB with a combined reported value of $555.9M. See the holder table above for the largest tracked positions.

Which top funds are buying ALAB?

Tracked institutions were net buying last quarter — 2 increased, 1 reduced. Check the "Change" column: "New" = fresh position, "Increased" = added, "Reduced" = trimmed.

How concentrated is ALAB ownership?

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

Is ALAB above or below the whale cost basis?

The aggregate tracked cost basis is $71.27 versus a current price of $391.74 (+449.6%).

What does 13F ownership mean for ALAB?

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