Whale Analyzer
Top public holders · 13F and disclosure aggregation

Who owns GPGI? 13F holders and whale ownership

GPGI is tracked across public portfolios in Whale Analyzer. This page answers who owns GPGI, which top funds are buying GPGI, aggregate disclosed value, and recent position changes based on public data. Jeff Smith is the largest reported holder at $86M; the top five funds control 100.0% of reported ownership; institutions were net buying last quarter (1 increased, 0 reduced); the stock trades below the aggregate whale cost basis of $16.06. Top tracked holders include Jeff Smith.

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NYQ · latest quote
$15.06
+$0.64 (+4.4%)
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1Tracked holders
$86.0MAggregate reported value
2026-05-21Page updated
1 newRecent changes

Top holders

InvestorReported valueSharesChange
Jeff Smith 13F portfolio
Starboard Value LP holdings
$86.0M5.0MNew

Ownership concentration

Reported ownership of GPGI 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 $16.06 versus a current price of $15.06, so GPGI trades below its cost basis (-6.2%). Average unrealized P&L across tracked holders: -25%.

Sector positioning — Other

GPGI 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 GPGI 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 GPGI stock?

Whale Analyzer tracks 1 public institutional holders of GPGI with a combined reported value of $86.0M. See the holder table above for the largest tracked positions.

Which top funds are buying GPGI?

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

How concentrated is GPGI ownership?

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

Is GPGI above or below the whale cost basis?

The aggregate tracked cost basis is $16.06 versus a current price of $15.06 (-6.2%).

What does 13F ownership mean for GPGI?

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