Berkshire Hathaway
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Berkshire Hathaway’s Merck MRK Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2021
Q3
Sell
-9,157,192
Closed -$712M 45
2021
Q2
$712M Sell
9,157,192
-8,725,196
-49% -$679M 0.24% 28
2021
Q1
$1.38B Sell
17,882,388
-10,815,047
-38% -$834M 0.51% 23
2020
Q4
$2.35B Buy
28,697,435
+6,294,333
+28% +$515M 0.87% 16
2020
Q3
$1.86B Buy
+22,403,102
New +$1.86B 0.79% 18