California State Teachers Retirement System (CalSTRS)
BRK.B icon

California State Teachers Retirement System (CalSTRS)’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
$1.03B Buy
2,113,265
+53,063
+3% +$25.8M 1.14% 11
2025
Q1
$1.1B Sell
2,060,202
-8,864
-0.4% -$4.72M 1.36% 10
2024
Q4
$938M Sell
2,069,066
-96,186
-4% -$43.6M 1.1% 12
2024
Q3
$997M Sell
2,165,252
-393
-0% -$181K 1.16% 11
2024
Q2
$881M Sell
2,165,645
-20,121
-0.9% -$8.19M 1.08% 12
2024
Q1
$919M Sell
2,185,766
-20,687
-0.9% -$8.7M 1.16% 11
2023
Q4
$787M Buy
2,206,453
+10,370
+0.5% +$3.7M 1.09% 11
2023
Q3
$769M Sell
2,196,083
-157,468
-7% -$55.2M 1.18% 9
2023
Q2
$803M Sell
2,353,551
-60,169
-2% -$20.5M 1.13% 9
2023
Q1
$745M Sell
2,413,720
-33,654
-1% -$10.4M 1.11% 10
2022
Q4
$756M Buy
2,447,374
+53,597
+2% +$16.6M 1.19% 9
2022
Q3
$639M Sell
2,393,777
-46,844
-2% -$12.5M 1.08% 9
2022
Q2
$666M Sell
2,440,621
-26,038
-1% -$7.11M 1.05% 9
2022
Q1
$871M Sell
2,466,659
-218,377
-8% -$77.1M 1.15% 9
2021
Q4
$803M Sell
2,685,036
-178,712
-6% -$53.4M 0.94% 12
2021
Q3
$782M Sell
2,863,748
-511,630
-15% -$140M 1% 10
2021
Q2
$938M Sell
3,375,378
-122,686
-4% -$34.1M 1.18% 8
2021
Q1
$894M Sell
3,498,064
-40,627
-1% -$10.4M 1.18% 8
2020
Q4
$821M Sell
3,538,691
-41,286
-1% -$9.57M 1.15% 9
2020
Q3
$762M Sell
3,579,977
-72,199
-2% -$15.4M 1.22% 7
2020
Q2
$652M Sell
3,652,176
-68,617
-2% -$12.2M 1.15% 8
2020
Q1
$680M Sell
3,720,793
-8,977
-0.2% -$1.64M 1.46% 7
2019
Q4
$845M Buy
3,729,770
+246,701
+7% +$55.9M 1.44% 5
2019
Q3
$725M Buy
3,483,069
+13,678
+0.4% +$2.85M 1.41% 5
2019
Q2
$740M Buy
3,469,391
+28,636
+0.8% +$6.1M 1.46% 5
2019
Q1
$691M Sell
3,440,755
-65,908
-2% -$13.2M 1.42% 5
2018
Q4
$716M Sell
3,506,663
-9,788
-0.3% -$2M 1.63% 4
2018
Q3
$753M Buy
3,516,451
+72,078
+2% +$15.4M 1.46% 4
2018
Q2
$643M Buy
3,444,373
+1,795
+0.1% +$335K 1.34% 5
2018
Q1
$687M Sell
3,442,578
-101,611
-3% -$20.3M 1.47% 5
2017
Q4
$703M Buy
3,544,189
+218,952
+7% +$43.4M 1.44% 6
2017
Q3
$610M Sell
3,325,237
-296,835
-8% -$54.4M 1.35% 6
2017
Q2
$613M Sell
3,622,072
-264,766
-7% -$44.8M 1.31% 8
2017
Q1
$648M Sell
3,886,838
-173,500
-4% -$28.9M 1.31% 7
2016
Q4
$662M Sell
4,060,338
-104,300
-3% -$17M 1.35% 6
2016
Q3
$602M Buy
4,164,638
+35,100
+0.8% +$5.07M 1.24% 7
2016
Q2
$598M Buy
4,129,538
+73,784
+2% +$10.7M 1.29% 6
2016
Q1
$575M Buy
4,055,754
+506,635
+14% +$71.9M 1.23% 6
2015
Q4
$469M Buy
3,549,119
+56,186
+2% +$7.42M 1.14% 8
2015
Q3
$455M Buy
3,492,933
+96,149
+3% +$12.5M 1.19% 7
2015
Q2
$462M Sell
3,396,784
-64,403
-2% -$8.77M 1.12% 8
2015
Q1
$500M Sell
3,461,187
-55,937
-2% -$8.07M 1.18% 6
2014
Q4
$528M Buy
3,517,124
+32,128
+0.9% +$4.82M 1.24% 6
2014
Q3
$481M Buy
3,484,996
+141,806
+4% +$19.6M 1.19% 7
2014
Q2
$423M Buy
3,343,190
+69,500
+2% +$8.8M 1.06% 9
2014
Q1
$409M Buy
3,273,690
+15,300
+0.5% +$1.91M 1.08% 10
2013
Q4
$386M Buy
3,258,390
+22,400
+0.7% +$2.66M 1.04% 11
2013
Q3
$367M Buy
3,235,990
+99,957
+3% +$11.3M 1.09% 9
2013
Q2
$351M Buy
+3,136,033
New +$351M 1.14% 9