Berkshire Hathaway
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Berkshire Hathaway’s Costco COST Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2020
Q3
Sell
-4,333,363
Closed -$1.31B 53
2020
Q2
$1.31B Hold
4,333,363
0.65% 19
2020
Q1
$1.24B Hold
4,333,363
0.7% 18
2019
Q4
$1.27B Hold
4,333,363
0.53% 23
2019
Q3
$1.25B Hold
4,333,363
0.58% 22
2019
Q2
$1.15B Hold
4,333,363
0.55% 24
2019
Q1
$1.05B Hold
4,333,363
0.53% 25
2018
Q4
$883M Hold
4,333,363
0.48% 26
2018
Q3
$1.02B Hold
4,333,363
0.46% 26
2018
Q2
$906M Hold
4,333,363
0.46% 27
2018
Q1
$817M Hold
4,333,363
0.43% 27
2017
Q4
$807M Hold
4,333,363
0.42% 25
2017
Q3
$712M Hold
4,333,363
0.4% 27
2017
Q2
$693M Hold
4,333,363
0.43% 27
2017
Q1
$727M Hold
4,333,363
0.45% 27
2016
Q4
$694M Hold
4,333,363
0.47% 26
2016
Q3
$661M Hold
4,333,363
0.51% 24
2016
Q2
$681M Hold
4,333,363
0.52% 21
2016
Q1
$683M Hold
4,333,363
0.53% 23
2015
Q4
$700M Hold
4,333,363
0.53% 23
2015
Q3
$626M Hold
4,333,363
0.49% 25
2015
Q2
$585M Hold
4,333,363
0.53% 25
2015
Q1
$656M Hold
4,333,363
0.61% 21
2014
Q4
$614M Hold
4,333,363
0.56% 24
2014
Q3
$543M Hold
4,333,363
0.5% 24
2014
Q2
$499M Hold
4,333,363
0.46% 25
2014
Q1
$484M Hold
4,333,363
0.46% 27
2013
Q4
$516M Hold
4,333,363
0.49% 26
2013
Q3
$499M Hold
4,333,363
0.54% 24
2013
Q2
$479M Buy
+4,333,363
New +$479M 0.52% 24