Question 1

Does State of Michigan Retirement System own BRK/B stock?

Accepted Answer

Yes. As of its Q3 2026 13F, State of Michigan Retirement System holds 318,329 shares of BRK/B (Berkshire Hathaway), worth $158.5M.

Question 2

How many shares of BRK/B does State of Michigan Retirement System own?

Accepted Answer

As of its Q3 2026 13F, State of Michigan Retirement System holds 318,329 shares of BRK/B (Berkshire Hathaway).

Question 3

What is State of Michigan Retirement System's BRK/B position worth?

Accepted Answer

As of its Q3 2026 13F, State of Michigan Retirement System's BRK/B position is worth $158.5M.

Question 4

Is State of Michigan Retirement System buying or selling BRK/B?

Accepted Answer

In Q3 2026, State of Michigan Retirement System reduced its BRK/B position by 11,000 shares (-3.3%).

Question 5

When did State of Michigan Retirement System first buy BRK/B?

Accepted Answer

State of Michigan Retirement System already held BRK/B 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	318,329	-3.3%	$158.5M	0.7%	$497.95	0
2026-Q2	Decreased	329,329	-3.0%	$164.8M	0.7%	$500.39	0
2026-Q1	Decreased	339,629	-0.0%	$162.8M	0.9%	$479.20	0
2025-Q4	Decreased	339,729	-1.3%	$170.8M	0.8%	$502.65	0
2025-Q3	Decreased	344,029	-0.7%	$173M	0.8%	$502.74	0
2025-Q2	Increased	346,529	+0.3%	$168.3M	0.9%	$485.77	43
2025-Q1	Increased	345,329	+0.0%	$183.9M	1.1%	$532.58	48
2024-Q4	Decreased	345,229	-1.9%	$156.5M	0.8%	$453.28	0
2024-Q3	Increased	351,829	+1.1%	$161.9M	0.8%	$460.26	43
2024-Q2	Decreased	348,129	-5.6%	$141.6M	0.7%	$406.80	0
2024-Q1	Increased	368,649	+1.0%	$155M	0.8%	$420.52	43
2023-Q4	Decreased	364,849	-0.8%	$130.1M	0.8%	$356.66	0
2023-Q3	Increased	367,949	+2.9%	$128.9M	0.8%	$350.30	44
2023-Q2	Decreased	357,749	-1.6%	$122M	0.8%	$341.00	0
2023-Q1	Increased	363,649	+1.4%	$112.3M	0.7%	$308.77	43
2022-Q4	Increased	358,549	+0.1%	$110.8M	0.8%	$308.90	42
2022-Q3	Decreased	358,249	-0.2%	$95.7M	0.7%	$267.02	0
2022-Q2	Increased	359,049	+10.3%	$98M	0.7%	$273.02	47
2022-Q1	Increased	325,649	+0.7%	$114.9M	0.7%	$352.91	43
2021-Q4	Decreased	323,362	-6.5%	$96.7M	0.5%	$299.00	0
2021-Q3	Decreased	345,662	-3.2%	$94.3M	0.5%	$272.94	0
2021-Q2	Decreased	357,062	-44.5%	$99.2M	0.6%	$277.92	0
2021-Q1	Increased	643,662	+0.0%	$164.4M	1.0%	$255.47	48
2020-Q4	Decreased	643,462	-8.2%	$149.2M	1.0%	$231.87	0
2020-Q3	Increased	700,942	+1.3%	$149.3M	1.2%	$212.94	48
2020-Q2	Decreased	691,942	-2.0%	$123.5M	1.1%	$178.51	0
2020-Q1	Decreased	706,399	-5.3%	$129.2M	1.4%	$182.83	0
2019-Q4	Increased	745,519	+3.6%	$168.9M	1.4%	$226.50	50
2019-Q3	Increased	719,299	+1.0%	$149.6M	1.4%	$208.02	48
2019-Q2	Decreased	711,999	-17.4%	$151.8M	1.4%	$213.17	0
2019-Q1	First report	861,599	-	$173.1M	1.4%	$200.89	0

BRK/B31 quarters

BRK/B
31 quarters