Compounder

Kirby Corp

Held by 2 superinvestors (KEX).

Educational data only — not investment advice. 13F positions are self-reported and can lag up to 45 days.

This quarter2 added
TickerKEX
Holder count2
Total value held$51.5M
Largest holderAlex Roepers
External
Ownership overview

Kirby Corp (KEX) is held by 2 of the superinvestors tracked on Compounder, with a combined $51.5M in reported 13F value. The largest position belongs to Alex Roepers, where it makes up 19.9% of the portfolio.

Other notable holders by value include Ray Dalio (0.1% of its book).

Over the latest quarter, 0 of the tracked filers opened a new position in KEX, 2 added to existing ones, 0 trimmed, and 0 sold out entirely.

Holder counts and values reflect the most recent SEC Form 13F filings, through the quarter ended 2026-03-31. Source: SEC EDGAR. A 13F shows only long US-listed positions and can lag the real portfolio by up to 45 days, so this is disclosed long ownership, not a complete picture.

Holders over time

Superinvestors holding this security over the last 5 quarters: 1 → 2.

Early quarters may understate holder counts due to data backfill — read the slope with care.

Superinvestors Holding This Security
  • Value$34.2MWeight (prev→now)13.8% 19.9%
  • Value$17.3MWeight (prev→now)0.0% 0.1%

Sources· SEC EDGAR 13F as of 2026-05-15

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