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SEI INVESTMENTS CO

Position in MPC — Marathon Petroleum Corp

CIK 350894 OAKS, PA

Position in MPC

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$45,382,806
+$13,983,996 QoQ
Shares Held
185,858
-3.7% QoQ
Ownership
0.064%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in MPC Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Refining & Marketing

Energy · as of Mar 31, 2026

SEI INVESTMENTS CO holds $223,244,859 across 12 Oil & Gas Refining & Marketing names. MPC ranks #3 (20.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 MPC
Marathon Petroleum Corp
This page
185,858 $45,382,806

All Filings in MPC

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $45,382,806 185,858
2025-12-31 $31,398,810 193,069
2025-09-30 $35,133,031 182,282
2025-06-30 $28,369,594 170,788
2025-03-31 $18,371,507 126,100
2024-12-31 $16,240,868 116,422
2024-09-30 $21,939,903 134,675
2024-06-30 $27,649,935 159,384
2024-03-31 $30,656,008 152,139
2023-12-31 $20,937,452 141,126
2023-09-30 $22,442,207 148,290
2023-06-30 $17,297,260 148,347
2023-03-31 $20,171,510 149,607
2022-12-31 $14,697,495 126,278
2022-09-30 $12,050,714 121,320
2022-06-30 $8,738,675 106,297
2022-03-31 $7,773,318 90,916
2021-12-31 $4,651,176 72,686
2021-09-30 $3,684,679 59,613
2021-06-30 $2,902,092 48,032
2021-03-31 $2,390,841 44,697
2020-12-31 $1,975,063 47,753
2020-09-30 $1,672,643 57,009
2020-06-30 $13,125,164 351,128
2020-03-31 $12,376,690 523,992