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PRIMECAP MANAGEMENT CO/CA/

Position in KEX — Kirby Corp

CIK 763212 PASADENA, CA

Position in KEX

as of Mar 31, 2026 · filed May 11, 2026
Position Value
$35,054,142
+$4,445,808 QoQ
Shares Held
263,803
-5.0% QoQ
Ownership
0.493%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2020
22 quarters on record
Voting authority Sole 76.4976137496541.ToString("F0")% Shared 0.ToString("F0")% None 23.502386250345904.ToString("F0")%

Common Shares in KEX Over Time

Shares Held

Position Value (USD)

Position in Marine Shipping

Industrials · as of Mar 31, 2026

PRIMECAP MANAGEMENT CO/CA/ holds $35,054,142 across 1 Marine Shipping name. KEX ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 KEX
Kirby Corp
This page
263,803 $35,054,142

All Filings in KEX

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22 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $35,054,142 263,803
2025-12-31 $30,608,334 277,803
2025-09-30 $23,854,432 285,853
2025-06-30 $27,428,548 241,853
2025-03-31 $26,701,993 264,350
2024-12-31 $28,581,870 270,150
2024-09-30 $32,811,240 268,000
2024-06-30 $33,775,833 282,100
2024-03-31 $30,273,632 317,600
2023-12-31 $25,780,680 328,500
2023-09-30 $28,789,560 347,700
2023-06-30 $27,171,045 353,100
2023-03-31 $25,586,870 367,100
2022-12-31 $25,965,225 403,500
2022-09-30 $25,322,859 416,700
2022-06-30 $25,844,832 424,800
2022-03-31 $31,907,980 442,000
2021-12-31 $26,299,292 442,600
2021-09-30 $21,428,528 446,800
2021-06-30 $27,294,064 450,100
2021-03-31 $27,132,028 450,100
2020-12-31 $23,458,258 452,600