Question 1

How many shares of MPC does GATEWAY INVESTMENT ADVISERS LLC own?

Accepted Answer

As of 2026-Q2, GATEWAY INVESTMENT ADVISERS LLC holds 8,800 shares of MPC (MARATHON PETROLEUM CORP).

Question 2

What is GATEWAY INVESTMENT ADVISERS LLC's MPC position worth?

Accepted Answer

As of 2026-Q2, GATEWAY INVESTMENT ADVISERS LLC's MPC position is worth $2.2M.

Question 3

Is GATEWAY INVESTMENT ADVISERS LLC buying or selling MPC?

Accepted Answer

In 2026-Q2, GATEWAY INVESTMENT ADVISERS LLC increased their MPC position (+0.0% change in shares).

Question 4

When did GATEWAY INVESTMENT ADVISERS LLC first buy MPC?

Accepted Answer

Based on available 13F filings, GATEWAY INVESTMENT ADVISERS LLC first reported a position in MPC in 2024-Q3. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	8,800	+0.0%	$2.2M	0.0%	$255.67	26
2026-Q1	Decreased	8,799	-73.2%	$2.1M	0.0%	$211.98	0
2025-Q4	Decreased	32,876	-1.8%	$5.3M	0.0%	$163.82	0
2025-Q3	Increased	33,462	+2.1%	$6.4M	0.1%	$195.49	28
2025-Q2	Decreased	32,779	-11.0%	$5.4M	0.1%	$165.65	0
2025-Q1	Increased	36,833	+5.2%	$5.4M	0.1%	$141.78	28
2024-Q4	Decreased	35,003	-4.8%	$4.9M	0.1%	$132.65	0
2024-Q3	Decreased	36,767	-4.9%	$6M	0.1%	$159.18	0