BMO
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Beck Mack & Oliver’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
$46M Buy
94,625
+3,104
+3% +$1.51M 0.88% 31
2025
Q1
$48.7M Sell
91,521
-25,265
-22% -$13.5M 0.97% 30
2024
Q4
$52.9M Sell
116,786
-5,693
-5% -$2.58M 0.98% 28
2024
Q3
$56.4M Sell
122,479
-14,720
-11% -$6.78M 1.1% 30
2024
Q2
$55.8M Sell
137,199
-34,069
-20% -$13.9M 1.16% 29
2024
Q1
$72M Sell
171,268
-4,568
-3% -$1.92M 1.46% 28
2023
Q4
$62.7M Sell
175,836
-1,544
-0.9% -$551K 1.46% 26
2023
Q3
$62.1M Sell
177,380
-2,183
-1% -$765K 1.63% 20
2023
Q2
$61.2M Sell
179,563
-2,085
-1% -$711K 1.6% 22
2023
Q1
$56.1M Sell
181,648
-3,005
-2% -$928K 1.62% 19
2022
Q4
$57M Sell
184,653
-286
-0.2% -$88.3K 1.67% 22
2022
Q3
$49.4M Sell
184,939
-2,050
-1% -$547K 1.59% 22
2022
Q2
$51.1M Buy
186,989
+1,610
+0.9% +$440K 1.53% 23
2022
Q1
$65.4M Sell
185,379
-1,710
-0.9% -$603K 1.64% 20
2021
Q4
$55.9M Sell
187,089
-2,254
-1% -$674K 1.33% 25
2021
Q3
$51.7M Sell
189,343
-3,520
-2% -$961K 1.34% 29
2021
Q2
$53.6M Buy
192,863
+618
+0.3% +$172K 1.43% 26
2021
Q1
$49.1M Sell
192,245
-12,274
-6% -$3.14M 1.52% 24
2020
Q4
$47.4M Sell
204,519
-7,790
-4% -$1.81M 1.57% 23
2020
Q3
$45.2M Sell
212,309
-2,250
-1% -$479K 1.66% 21
2020
Q2
$38.3M Sell
214,559
-5,298
-2% -$946K 1.42% 24
2020
Q1
$40.2M Sell
219,857
-3,829
-2% -$700K 1.79% 18
2019
Q4
$50.7M Sell
223,686
-5,983
-3% -$1.36M 1.67% 22
2019
Q3
$47.8M Sell
229,669
-4,535
-2% -$943K 1.68% 22
2019
Q2
$49.9M Sell
234,204
-4,394
-2% -$937K 1.75% 20
2019
Q1
$47.9M Sell
238,598
-2,641
-1% -$531K 1.71% 23
2018
Q4
$49.3M Sell
241,239
-8,916
-4% -$1.82M 1.98% 18
2018
Q3
$53.6M Sell
250,155
-13,564
-5% -$2.9M 1.7% 23
2018
Q2
$49.2M Sell
263,719
-6,763
-3% -$1.26M 1.65% 22
2018
Q1
$54M Sell
270,482
-2,860
-1% -$571K 1.82% 21
2017
Q4
$54.2M Sell
273,342
-16,896
-6% -$3.35M 1.78% 22
2017
Q3
$53.2M Sell
290,238
-3,776
-1% -$692K 1.75% 23
2017
Q2
$49.8M Sell
294,014
-2,639
-0.9% -$447K 1.68% 24
2017
Q1
$49.4M Sell
296,653
-20
-0% -$3.33K 1.73% 22
2016
Q4
$48.4M Sell
296,673
-5,032
-2% -$820K 1.74% 22
2016
Q3
$43.6M Sell
301,705
-1,942
-0.6% -$281K 1.57% 26
2016
Q2
$44M Sell
303,647
-8,315
-3% -$1.2M 1.55% 26
2016
Q1
$44.3M Sell
311,962
-21,493
-6% -$3.05M 1.55% 26
2015
Q4
$44M Sell
333,455
-26,040
-7% -$3.44M 1.5% 26
2015
Q3
$46.9M Sell
359,495
-22,394
-6% -$2.92M 1.42% 29
2015
Q2
$52M Sell
381,889
-11,470
-3% -$1.56M 1.35% 27
2015
Q1
$56.8M Sell
393,359
-4,943
-1% -$713K 1.42% 28
2014
Q4
$59.8M Sell
398,302
-25,938
-6% -$3.89M 1.45% 26
2014
Q3
$58.6M Sell
424,240
-6,199
-1% -$856K 1.38% 29
2014
Q2
$54.5M Sell
430,439
-3,858
-0.9% -$488K 1.22% 33
2014
Q1
$54.3M Sell
434,297
-32,247
-7% -$4.03M 1.27% 30
2013
Q4
$55.3M Buy
466,544
+18,993
+4% +$2.25M 1.35% 30
2013
Q3
$50.8M Sell
447,551
-3,073
-0.7% -$349K 1.34% 29
2013
Q2
$50.4M Buy
+450,624
New +$50.4M 1.38% 29