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POSTROCK PARTNERS LLC

Position in MPC — Marathon Petroleum Corp

CIK 2053668 OVERLAND PARK, KS

Position in MPC

as of Jun 30, 2026 · filed Jul 24, 2026
Position Value
$655,793
+$29,472 QoQ
Shares Held
2,565
0.0% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.37%
of 13F equity value
Holder Rank
#1,008
of 1,926 holders
Holding Since
Dec 2024
7 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MPC Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Refining & Marketing

Energy · as of Jun 30, 2026

POSTROCK PARTNERS LLC holds $655,793 across 1 Oil & Gas Refining & Marketing name. MPC ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MPC
Marathon Petroleum Corp
This page
2,565 $655,793

All Filings in MPC

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7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $655,793 2,565
2026-03-31 $626,321 2,565
2025-12-31 $417,145 2,565
2025-09-30 $494,378 2,565
2025-06-30 $426,072 2,565
2025-03-31 $373,694 2,565
2024-12-31 $357,817 2,565