Whale Analyzer
Top public holders · 13F and disclosure aggregation

Who owns RRX? 13F holders and whale ownership

RRX is tracked across public portfolios in Whale Analyzer. This page answers who owns RRX, which top funds are buying RRX, aggregate disclosed value, and recent position changes based on public data. Andreas Halvorsen is the largest reported holder at $589M; 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 $145.53. Top tracked holders include Andreas Halvorsen.

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NYQ · latest quote
$219.75
-$7.03 (-3.1%)
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1Tracked holders
$588.5MAggregate reported value
2026-05-21Page updated
1 reducedRecent changes

Top holders

InvestorReported valueSharesChange
Andreas Halvorsen 13F portfolio
Viking Global Investors holdings
$588.5M3.1MReduced

Ownership concentration

Reported ownership of RRX 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 $145.53 versus a current price of $219.75, so RRX trades above its cost basis (+51.0%). Average unrealized P&L across tracked holders: 28%.

Sector positioning — Industrials

RRX 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 RRX 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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Frequently asked questions

Who owns RRX stock?

Whale Analyzer tracks 1 public institutional holders of RRX with a combined reported value of $588.5M. See the holder table above for the largest tracked positions.

Which top funds are buying RRX?

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

How concentrated is RRX ownership?

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

Is RRX above or below the whale cost basis?

The aggregate tracked cost basis is $145.53 versus a current price of $219.75 (+51.0%).

What does 13F ownership mean for RRX?

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