SOMRS
BRK.B icon

State of Michigan Retirement System’s Berkshire Hathaway Class B BRK.B Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$168M Buy
346,529
+1,200
+0.3% +$583K 0.87% 18
2025
Q1
$184M Buy
345,329
+100
+0% +$53.3K 1.06% 16
2024
Q4
$156M Sell
345,229
-6,600
-2% -$2.99M 0.81% 19
2024
Q3
$162M Buy
351,829
+3,700
+1% +$1.7M 0.8% 19
2024
Q2
$142M Sell
348,129
-20,520
-6% -$8.35M 0.73% 22
2024
Q1
$155M Buy
368,649
+3,800
+1% +$1.6M 0.83% 20
2023
Q4
$130M Sell
364,849
-3,100
-0.8% -$1.11M 0.77% 21
2023
Q3
$129M Buy
367,949
+10,200
+3% +$3.57M 0.83% 19
2023
Q2
$122M Sell
357,749
-5,900
-2% -$2.01M 0.75% 20
2023
Q1
$112M Buy
363,649
+5,100
+1% +$1.57M 0.74% 20
2022
Q4
$111M Buy
358,549
+300
+0.1% +$92.7K 0.77% 19
2022
Q3
$95.7M Sell
358,249
-800
-0.2% -$214K 0.7% 21
2022
Q2
$98M Buy
359,049
+33,400
+10% +$9.12M 0.67% 20
2022
Q1
$115M Buy
325,649
+2,287
+0.7% +$807K 0.66% 21
2021
Q4
$96.7M Sell
323,362
-22,300
-6% -$6.67M 0.51% 34
2021
Q3
$94.3M Sell
345,662
-11,400
-3% -$3.11M 0.54% 34
2021
Q2
$99.2M Sell
357,062
-286,600
-45% -$79.7M 0.58% 35
2021
Q1
$164M Buy
643,662
+200
+0% +$51.1K 1.04% 14
2020
Q4
$149M Sell
643,462
-57,480
-8% -$13.3M 1.02% 12
2020
Q3
$149M Buy
700,942
+9,000
+1% +$1.92M 1.19% 11
2020
Q2
$124M Sell
691,942
-14,457
-2% -$2.58M 1.08% 12
2020
Q1
$129M Sell
706,399
-39,120
-5% -$7.15M 1.42% 10
2019
Q4
$169M Buy
745,519
+26,220
+4% +$5.94M 1.4% 7
2019
Q3
$150M Buy
719,299
+7,300
+1% +$1.52M 1.36% 8
2019
Q2
$152M Sell
711,999
-149,600
-17% -$31.9M 1.37% 9
2019
Q1
$173M Sell
861,599
-80,635
-9% -$16.2M 1.39% 8
2018
Q4
$192M Sell
942,234
-180,136
-16% -$36.8M 1.73% 7
2018
Q3
$240M Buy
1,122,370
+44,308
+4% +$9.49M 1.76% 8
2018
Q2
$201M Sell
1,078,062
-14,300
-1% -$2.67M 1.59% 12
2018
Q1
$218M Sell
1,092,362
-1,297,600
-54% -$259M 1.75% 10
2017
Q4
$474M Sell
2,389,962
-64,700
-3% -$12.8M 3.74% 1
2017
Q3
$450M Sell
2,454,662
-340,500
-12% -$62.4M 3.64% 1
2017
Q2
$473M Buy
2,795,162
+300
+0% +$50.8K 3.58% 2
2017
Q1
$466M Sell
2,794,862
-42,300
-1% -$7.05M 3.6% 2
2016
Q4
$462M Buy
2,837,162
+225,096
+9% +$36.7M 3.67% 2
2016
Q3
$377M Sell
2,612,066
-109,400
-4% -$15.8M 2.98% 2
2016
Q2
$394M Buy
2,721,466
+1,193,000
+78% +$173M 3.08% 4
2016
Q1
$217M Buy
1,528,466
+1,031,000
+207% +$146M 1.72% 8
2015
Q4
$65.7M Sell
497,466
-2,300
-0.5% -$304K 0.5% 44
2015
Q3
$65.2M Sell
499,766
-583,400
-54% -$76.1M 0.5% 45
2015
Q2
$147M Buy
1,083,166
+3,900
+0.4% +$531K 1.02% 19
2015
Q1
$156M Buy
1,079,266
+501,600
+87% +$72.4M 1.09% 16
2014
Q4
$86.7M Buy
577,666
+4,100
+0.7% +$616K 0.57% 41
2014
Q3
$79.2M Buy
573,566
+9,600
+2% +$1.33M 0.55% 38
2014
Q2
$71.4M Buy
563,966
+3,200
+0.6% +$405K 0.5% 43
2014
Q1
$70.1M Buy
560,766
+3,000
+0.5% +$375K 0.53% 42
2013
Q4
$66.1M Sell
557,766
-8,900
-2% -$1.06M 0.51% 43
2013
Q3
$64.3M Hold
566,666
0.56% 39
2013
Q2
$63.4M Buy
+566,666
New +$63.4M 0.58% 44