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

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$726M Buy
1,515,000
+523,000
+53% +$257M 0.3% 44
2025
Q4
$499M Buy
992,000
+80,800
+9% +$40.2M 0.21% 63
2025
Q3
$458M Buy
911,200
+344,100
+61% +$167M 0.2% 56
2025
Q2
$275M Sell
567,100
-50,600
-8% -$25.7M 0.13% 109
2025
Q1
$329M Buy
617,700
+35,200
+6% +$17.1M 0.18% 69
2024
Q4
$264M Buy
582,500
+65,000
+13% +$30M 0.13% 114
2024
Q3
$238M Buy
517,500
+87,400
+20% +$38.6M 0.11% 127
2024
Q2
$175M Sell
430,100
-336,800
-44% -$138M 0.08% 228
2024
Q1
$322M Sell
766,900
-224,000
-23% -$88.1M 0.14% 98
2023
Q4
$353M Buy
990,900
+164,200
+20% +$57.6M 0.15% 81
2023
Q3
$290M Buy
826,700
+33,800
+4% +$12M 0.15% 86
2023
Q2
$270M Sell
792,900
-335,400
-30% -$109M 0.13% 89
2023
Q1
$348M Sell
1,128,300
-190,100
-14% -$58.6M 0.2% 44
2022
Q4
$407M Sell
1,318,400
-29,100
-2% -$8.64M 0.23% 35
2022
Q3
$360M Buy
1,347,500
+75,100
+6% +$21.4M 0.21% 36
2022
Q2
$347M Sell
1,272,400
-316,900
-20% -$99.4M 0.22% 36
2022
Q1
$561M Buy
1,589,300
+4,200
+0.3% +$1.36M 0.3% 29
2021
Q4
$474M Buy
1,585,100
+464,300
+41% +$133M 0.24% 49
2021
Q3
$306M Buy
1,120,800
+152,200
+16% +$42.7M 0.18% 64
2021
Q2
$269M Buy
968,600
+483,600
+100% +$135M 0.17% 71
2021
Q1
$124M Sell
485,000
-130,400
-21% -$31.7M 0.09% 177
2020
Q4
$143M Sell
615,400
-45,600
-7% -$10M 0.1% 139
2020
Q3
$141K Buy
661,000
+42,100
+7% +$8.61M 0.17% 77
2020
Q2
$110M Buy
618,900
+23,900
+4% +$4.36M 0.15% 92
2020
Q1
$109M Sell
595,000
-50,000
-8% -$10.6M 0.24% 53
2019
Q4
$146M Buy
645,000
+485,000
+303% +$105M 0.18% 84
2019
Q3
$33.3M Buy
160,000
+5,000
+3% +$1.03M 0.05% 491
2019
Q2
$33M Buy
+155,000
New +$32.1M 0.05% 515
2018
Q3
Sell
-50,000
Closed -$9.33M 3906
2018
Q2
$9.33M Buy
+50,000
New +$9.75M 0.01% 1360
2015
Q2
Sell
-50,800
Closed -$7.33M 3339
2015
Q1
$7.33M Buy
50,800
+40,800
+408% +$6M 0.01% 1210
2014
Q4
$1.5M Sell
10,000
-2,800
-22% -$404K ﹤0.01% 2195
2014
Q3
$1.77M Sell
12,800
-8,500
-40% -$1.13M ﹤0.01% 1960
2014
Q2
$2.7M Sell
21,300
-123,200
-85% -$15.6M 0.01% 1578
2014
Q1
$18.1M Buy
+144,500
New +$16.9M 0.05% 497
2013
Q4
Sell
-19,300
Closed -$2.19M 3456
2013
Q3
$2.19M Buy
+19,300
New +$2.23M 0.01% 1633

Other funds holding BRK.B

Millennium Management's BRK.B Position: Q1 2026 in Review

Millennium Management increased its Berkshire Hathaway Class B (BRK.B) stake by 159% in Q1 2026, buying an estimated $197M and bringing the position to 653,140 shares worth $313M. The position accounts for 0.13% of the portfolio, ranked #127.

Millennium Management first reported a position in BRK.B in Q2 2013 and has held it in 49 quarters since. The position peaked at $352M in Q3 2025. 4,854 funds tracked by Wall St. Rank hold BRK.B as of Q1 2026.

  • Millennium Management held 653,140 shares of Berkshire Hathaway Class B worth $313M as of Q1 2026.
  • Millennium Management bought 401,091 Berkshire Hathaway Class B shares in Q1 2026, an estimated $197M.
  • Berkshire Hathaway Class B made up 0.13% of Millennium Management's portfolio in Q1 2026, its #127 holding.
  • Millennium Management first reported a position in Berkshire Hathaway Class B in Q2 2013 and has held it in 49 quarters since.
  • Millennium Management's Berkshire Hathaway Class B position peaked at $352M in Q3 2025.
  • 4,854 funds tracked by Wall St. Rank held Berkshire Hathaway Class B as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.