NMIMC
BRK.B icon

Northwestern Mutual Investment Management Company’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
$28.4M Buy
58,498
+201
+0.3% +$97.6K 0.44% 14
2025
Q1
$31M Buy
58,297
+98
+0.2% +$52.2K 0.49% 13
2024
Q4
$26.4M Buy
58,199
+144
+0.2% +$65.3K 0.58% 18
2024
Q3
$26.7M Buy
58,055
+442
+0.8% +$203K 0.62% 14
2024
Q2
$23.4M Sell
57,613
-121
-0.2% -$49.2K 0.61% 16
2024
Q1
$24.3M Buy
57,734
+143
+0.2% +$60.1K 0.63% 14
2023
Q4
$20.5M Buy
57,591
+30
+0.1% +$10.7K 0.54% 17
2023
Q3
$20.2M Buy
57,561
+1,309
+2% +$459K 0.55% 17
2023
Q2
$19.2M Sell
56,252
-383
-0.7% -$131K 0.5% 17
2023
Q1
$17.5M Buy
56,635
+165
+0.3% +$50.9K 0.45% 14
2022
Q4
$17.4M Sell
56,470
-10,565
-16% -$3.26M 0.45% 11
2022
Q3
$17.9M Sell
67,035
-5,272
-7% -$1.41M 0.45% 14
2022
Q2
$19.7M Sell
72,307
-543
-0.7% -$148K 0.45% 15
2022
Q1
$25.7M Sell
72,850
-9,541
-12% -$3.37M 0.57% 17
2021
Q4
$24.6M Sell
82,391
-1,799
-2% -$538K 0.47% 18
2021
Q3
$23M Sell
84,190
-1,882
-2% -$514K 0.46% 22
2021
Q2
$23.9M Sell
86,072
-366
-0.4% -$102K 0.41% 21
2021
Q1
$22.1M Sell
86,438
-20,362
-19% -$5.2M 0.38% 21
2020
Q4
$24.8M Buy
106,800
+6
+0% +$1.39K 0.32% 22
2020
Q3
$19.1M Hold
106,794
0.26% 25
2020
Q2
$19.1M Buy
106,794
+4,852
+5% +$866K 0.26% 24
2020
Q1
$18.6M Buy
101,942
+25,960
+34% +$4.75M 0.28% 27
2019
Q4
$17.2M Buy
75,982
+1,310
+2% +$297K 0.31% 31
2019
Q3
$15.5M Buy
74,672
+1,170
+2% +$243K 0.34% 32
2019
Q2
$15.7M Sell
73,502
-221,984
-75% -$47.3M 0.37% 32
2019
Q1
$59.4M Buy
295,486
+2,148
+0.7% +$432K 1.08% 17
2018
Q4
$59.9M Sell
293,338
-47,793
-14% -$9.76M 1% 18
2018
Q3
$73M Sell
341,131
-27,443
-7% -$5.88M 1.11% 17
2018
Q2
$68.8M Buy
368,574
+18,251
+5% +$3.41M 1.02% 10
2018
Q1
$69.9M Sell
350,323
-84,350
-19% -$16.8M 1.16% 10
2017
Q4
$86.2M Buy
434,673
+3,278
+0.8% +$650K 1.42% 9
2017
Q3
$79.1M Sell
431,395
-4,488
-1% -$823K 1.3% 11
2017
Q2
$73.8M Buy
435,883
+51,956
+14% +$8.8M 1.25% 12
2017
Q1
$64M Buy
383,927
+165,883
+76% +$27.6M 1.13% 11
2016
Q4
$35.5M Buy
218,044
+30,206
+16% +$4.92M 0.7% 11
2016
Q3
$27.1M Buy
187,838
+116,350
+163% +$16.8M 0.57% 14
2016
Q2
$10.4M Sell
71,488
-49
-0.1% -$7.1K 0.22% 74
2016
Q1
$10.2M Buy
71,537
+367
+0.5% +$52.1K 0.22% 86
2015
Q4
$9.4M Buy
71,170
+3,673
+5% +$485K 0.2% 95
2015
Q3
$8.8M Buy
67,497
+52
+0.1% +$6.78K 0.19% 95
2015
Q2
$9.18M Buy
67,445
+975
+1% +$133K 0.18% 103
2015
Q1
$9.59M Buy
+66,470
New +$9.59M 0.2% 98