Question 1

Does Sumitomo Mitsui DS Asset Management own MPC stock?

Accepted Answer

Yes. As of its Q3 2026 13F, Sumitomo Mitsui DS Asset Management holds 40,336 shares of MPC (Marathon Petroleum), worth $15.9M.

Question 2

How many shares of MPC does Sumitomo Mitsui DS Asset Management own?

Accepted Answer

As of its Q3 2026 13F, Sumitomo Mitsui DS Asset Management holds 40,336 shares of MPC (Marathon Petroleum).

Question 3

What is Sumitomo Mitsui DS Asset Management's MPC position worth?

Accepted Answer

As of its Q3 2026 13F, Sumitomo Mitsui DS Asset Management's MPC position is worth $15.9M.

Question 4

Is Sumitomo Mitsui DS Asset Management buying or selling MPC?

Accepted Answer

In Q3 2026, Sumitomo Mitsui DS Asset Management increased its MPC position by 267 shares (+0.7%).

Question 5

When did Sumitomo Mitsui DS Asset Management first buy MPC?

Accepted Answer

Sumitomo Mitsui DS Asset Management already held MPC in its Q1 2019 13F, the earliest on record, and has listed it in 31 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q3 Latest	Increased	40,336	+0.7%	$15.9M	0.1%	$395.42	34
2026-Q2	Increased	40,069	+1.1%	$10.2M	0.1%	$254.97	28
2026-Q1	Increased	39,640	+0.9%	$9.7M	0.1%	$242.59	28
2025-Q4	Increased	39,300	+0.7%	$6.4M	0.1%	$160.76	27
2025-Q3	Decreased	39,021	-1.7%	$7.5M	0.1%	$189.57	0
2025-Q2	Increased	39,692	+3.3%	$6.6M	0.1%	$162.48	28
2025-Q1	Increased	38,444	+0.6%	$5.6M	0.1%	$141.70	27
2024-Q4	Increased	38,216	+1.1%	$5.3M	0.1%	$134.90	27
2024-Q3	Increased	37,791	+0.7%	$6.2M	0.1%	$156.64	27