Skip to main content

Duncan Williams Asset Management, LLC

Position in MPC — Marathon Petroleum Corp

CIK 2011771 MEMPHIS, TN

Position in MPC

as of Jun 30, 2026 · filed Jul 22, 2026
Position Value
$1,421,780
-$90,426 QoQ
Shares Held
5,561
-10.2% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
1.07%
of 13F equity value
Holder Rank
#741
of 1,922 holders
Holding Since
Mar 2024
10 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in MPC Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Refining & Marketing

Energy · as of Jun 30, 2026

Duncan Williams Asset Management, LLC holds $1,808,397 across 2 Oil & Gas Refining & Marketing names. MPC ranks #1 (78.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MPC
Marathon Petroleum Corp
This page
5,561 $1,421,780

All Filings in MPC

Export CSV
10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,421,780 5,561
2026-03-31 $1,512,206 6,193
2025-12-31 $1,065,551 6,552
2025-09-30 $1,467,136 7,612
2025-06-30 $1,368,580 8,239
2025-03-31 $1,044,160 7,167
2024-12-31 $900,054 6,452
2024-09-30 $1,008,087 6,188
2024-06-30 $893,768 5,152
2024-03-31 $998,634 4,956