Question 1

Does State of Michigan Retirement System own MPC stock?

Accepted Answer

Yes. As of its Q3 2026 13F, State of Michigan Retirement System holds 70,510 shares of MPC (Marathon Petroleum), worth $27.9M.

Question 2

How many shares of MPC does State of Michigan Retirement System own?

Accepted Answer

As of its Q3 2026 13F, State of Michigan Retirement System holds 70,510 shares of MPC (Marathon Petroleum).

Question 3

What is State of Michigan Retirement System's MPC position worth?

Accepted Answer

As of its Q3 2026 13F, State of Michigan Retirement System's MPC position is worth $27.9M.

Question 4

Is State of Michigan Retirement System buying or selling MPC?

Accepted Answer

In Q3 2026, State of Michigan Retirement System reduced its MPC position by 4,200 shares (-5.6%).

Question 5

When did State of Michigan Retirement System first buy MPC?

Accepted Answer

State of Michigan Retirement System 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	Decreased	70,510	-5.6%	$27.9M	0.1%	$395.42	0
2026-Q2	Decreased	74,710	-3.1%	$19.1M	0.1%	$254.97	0
2026-Q1	Decreased	77,110	-2.0%	$18.8M	0.1%	$242.59	0
2025-Q4	Decreased	78,710	-4.3%	$12.8M	0.1%	$160.76	0
2025-Q3	Decreased	82,210	-1.6%	$15.8M	0.1%	$189.57	0
2025-Q2	Decreased	83,510	-2.6%	$13.9M	0.1%	$162.48	0
2025-Q1	Decreased	85,710	-1.7%	$12.5M	0.1%	$141.70	0
2024-Q4	Decreased	87,210	-4.3%	$12.2M	0.1%	$134.90	0
2024-Q3	Decreased	91,110	-5.6%	$14.8M	0.1%	$156.64	0
2024-Q2	Decreased	96,510	-4.3%	$16.7M	0.1%	$166.00	0
2024-Q1	Decreased	100,810	-3.0%	$20.3M	0.1%	$191.90	0
2023-Q4	Decreased	103,910	-5.2%	$15.4M	0.1%	$140.61	0
2023-Q3	Decreased	109,610	-6.1%	$16.6M	0.1%	$142.65	0
2023-Q2	Decreased	116,710	-23.1%	$13.6M	0.1%	$109.35	0
2023-Q1	Decreased	151,726	-1.8%	$20.5M	0.1%	$125.59	0
2022-Q4	Decreased	154,426	-4.1%	$18M	0.1%	$107.78	0
2022-Q3	Decreased	161,026	-6.4%	$16M	0.1%	$91.41	0
2022-Q2	Decreased	172,026	-1.9%	$14.1M	0.1%	$75.20	0
2022-Q1	Decreased	175,426	-4.9%	$15M	0.1%	$77.73	0
2021-Q4	Increased	184,390	+1.7%	$11.8M	0.1%	$57.75	28
2021-Q3	Increased	181,274	+0.1%	$11.2M	0.1%	$55.29	28
2021-Q2	Increased	181,174	+10.8%	$10.9M	0.1%	$53.51	31
2021-Q1	Decreased	163,474	-0.1%	$8.7M	0.1%	$46.93	0
2020-Q4	Decreased	163,574	-16.6%	$6.8M	0.0%	$35.87	0
2020-Q3	Increased	196,074	+18.1%	$5.8M	0.0%	$25.08	32
2020-Q2	Increased	166,074	+11.6%	$6.2M	0.1%	$31.48	30
2020-Q1	Decreased	148,816	-5.2%	$3.5M	0.0%	$19.56	0
2019-Q4	Decreased	157,016	-0.8%	$9.5M	0.1%	$49.40	0
2019-Q3	Decreased	158,316	-0.2%	$9.6M	0.1%	$49.40	0
2019-Q2	Decreased	158,616	-18.3%	$8.9M	0.1%	$44.94	0
2019-Q1	First report	194,116	-	$11.6M	0.1%	$47.63	0