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
$89M Buy
185,700
+35,800
+24% +$17.6M 0.04% 499
2025
Q4
$75.3M Sell
149,900
-148,900
-50% -$74.1M 0.03% 562
2025
Q3
$150M Buy
298,800
+59,500
+25% +$28.8M 0.06% 271
2025
Q2
$116M Sell
239,300
-34,800
-13% -$17.7M 0.06% 326
2025
Q1
$146M Sell
274,100
-80,300
-23% -$39M 0.08% 242
2024
Q4
$161M Sell
354,400
-26,800
-7% -$12.4M 0.08% 218
2024
Q3
$175M Sell
381,200
-117,400
-24% -$51.9M 0.08% 215
2024
Q2
$203M Sell
498,600
-137,200
-22% -$56.1M 0.09% 185
2024
Q1
$267M Sell
635,800
-24,200
-4% -$9.52M 0.11% 136
2023
Q4
$235M Buy
660,000
+311,200
+89% +$109M 0.1% 142
2023
Q3
$122M Sell
348,800
-627,000
-64% -$222M 0.06% 296
2023
Q2
$333M Buy
975,800
+357,100
+58% +$117M 0.16% 63
2023
Q1
$191M Buy
618,700
+90,500
+17% +$27.9M 0.11% 125
2022
Q4
$163M Sell
528,200
-130,400
-20% -$38.7M 0.09% 194
2022
Q3
$176M Buy
658,600
+230,200
+54% +$65.5M 0.1% 133
2022
Q2
$117M Sell
428,400
-198,900
-32% -$62.4M 0.07% 234
2022
Q1
$221M Buy
627,300
+16,400
+3% +$5.3M 0.12% 97
2021
Q4
$183M Buy
610,900
+184,700
+43% +$52.9M 0.09% 175
2021
Q3
$116M Buy
426,200
+173,300
+69% +$48.7M 0.07% 256
2021
Q2
$70.3M Buy
252,900
+59,000
+30% +$16.5M 0.04% 449
2021
Q1
$49.5M Sell
193,900
-159,200
-45% -$38.7M 0.04% 499
2020
Q4
$81.9M Buy
353,100
+10,000
+3% +$2.2M 0.06% 273
2020
Q3
$73.1K Buy
343,100
+89,700
+35% +$18.3M 0.09% 188
2020
Q2
$45.2M Sell
253,400
-60,700
-19% -$11.1M 0.06% 323
2020
Q1
$57.4M Buy
314,100
+209,100
+199% +$44.4M 0.13% 137
2019
Q4
$23.8M Buy
+105,000
New +$22.8M 0.03% 744
2015
Q1
Sell
-10,000
Closed -$1.5M 3592
2014
Q4
$1.5M Sell
10,000
-3,100
-24% -$448K ﹤0.01% 2194
2014
Q3
$1.81M Sell
13,100
-7,200
-35% -$959K ﹤0.01% 1942
2014
Q2
$2.57M Buy
20,300
+17,900
+746% +$2.27M 0.01% 1609
2014
Q1
$300K Buy
+2,400
New +$280K ﹤0.01% 2930
2013
Q4
Sell
-18,000
Closed -$2.04M 3455
2013
Q3
$2.04M Buy
+18,000
New +$2.08M 0.01% 1670

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.