Ostrum Asset Management’s Berkshire Hathaway Class B BRK.B Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$44.1M Sell
90,706
-550
-0.6% -$267K 2.06% 9
2025
Q1
$48.6M Buy
91,256
+81,385
+824% +$43.3M 2.56% 6
2024
Q4
$4.47M Buy
9,871
+2,128
+27% +$965K 0.39% 53
2024
Q3
$3.56M Buy
7,743
+3,457
+81% +$1.59M 0.29% 94
2024
Q2
$1.74M Buy
4,286
+355
+9% +$144K 0.15% 216
2024
Q1
$1.65M Buy
3,931
+54
+1% +$22.7K 0.13% 259
2023
Q4
$1.38M Sell
3,877
-6,895
-64% -$2.46M 0.12% 253
2023
Q3
$3.77M Sell
10,772
-798
-7% -$280K 0.35% 65
2023
Q2
$3.95M Sell
11,570
-224
-2% -$76.4K 0.33% 82
2023
Q1
$3.64M Buy
+11,794
New +$3.64M 0.32% 94