Whale Analyzer
Top public holders · 13F and disclosure aggregation

Who owns FLS? 13F holders and whale ownership

FLS is tracked across public portfolios in Whale Analyzer. This page answers who owns FLS, which top funds are buying FLS, aggregate disclosed value, and recent position changes based on public data. Dan Sundheim is the largest reported holder at $432M; the top five funds control 100.0% of reported ownership; institutions were net selling last quarter (0 increased, 1 reduced); the stock trades above the aggregate whale cost basis of $68.7. Top tracked holders include Dan Sundheim.

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NYQ · latest quote
$72.56
-$9.14 (-11.2%)
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1Tracked holders
$431.8MAggregate reported value
2026-05-21Page updated
1 reducedRecent changes

Top holders

InvestorReported valueSharesChange
Dan Sundheim 13F portfolio
D1 Capital Partners holdings
$431.8M5.9MReduced

Ownership concentration

Reported ownership of FLS is highly concentrated across tracked institutions.

Whale activity this quarter

Across 1 tracked institutions, 1 reduced. Net positioning is net selling.

Whale cost basis vs current price

The aggregate tracked cost basis is $68.70 versus a current price of $72.56, so FLS trades above its cost basis (+5.6%). Average unrealized P&L across tracked holders: -1%.

Sector positioning — Industrials

FLS sits within the Industrials sector alongside 85 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 FLS 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.

Related stock holder pages

Learn more in Whale Analyzer Academy

Deepen your read on FLS with these Whale Analyzer Academy guides:

Frequently asked questions

Who owns FLS stock?

Whale Analyzer tracks 1 public institutional holders of FLS with a combined reported value of $431.8M. See the holder table above for the largest tracked positions.

Which top funds are buying FLS?

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

How concentrated is FLS ownership?

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

Is FLS above or below the whale cost basis?

The aggregate tracked cost basis is $68.70 versus a current price of $72.56 (+5.6%).

What does 13F ownership mean for FLS?

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