Twin Tree 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
$7.86M Sell
16,400
-60,600
-79% -$29.7M 0.17% 123
2025
Q4
$38.7M Sell
77,000
-41,200
-35% -$20.5M 0.34% 41
2025
Q3
$59.4M Sell
118,200
-99,400
-46% -$48.1M 0.25% 70
2025
Q2
$106M Sell
217,600
-9,400
-4% -$4.77M 0.2% 85
2025
Q1
$121M Buy
227,000
+199,200
+717% +$96.8M 0.23% 60
2024
Q4
$12.6M Buy
+27,800
New +$12.8M 0.02% 604
2024
Q2
Sell
-158,700
Closed -$66.7M 1362
2024
Q1
$66.7M Buy
158,700
+67,200
+73% +$26.4M 0.15% 126
2023
Q4
$32.6M Sell
91,500
-276,100
-75% -$96.9M 0.06% 316
2023
Q3
$129M Sell
367,600
-234,100
-39% -$83.1M 0.29% 53
2023
Q2
$205M Buy
601,700
+454,900
+310% +$148M 0.32% 49
2023
Q1
$45.3M Buy
146,800
+24,700
+20% +$7.61M 0.08% 202
2022
Q4
$37.7M Buy
+122,100
New +$36.3M 0.08% 223
2022
Q1
Sell
-24,000
Closed -$7.18M 1633
2021
Q4
$7.18M Sell
24,000
-16,700
-41% -$4.78M 0.01% 728
2021
Q3
$11.1M Buy
+40,700
New +$11.4M 0.02% 533
2021
Q1
Sell
-116,200
Closed -$26.9M 1358
2020
Q4
$26.9M Buy
116,200
+18,500
+19% +$4.07M 0.11% 203
2020
Q3
$20.8M Sell
97,700
-16,200
-14% -$3.31M 0.09% 258
2020
Q2
$20.3M Sell
113,900
-157,200
-58% -$28.7M 0.08% 272
2020
Q1
$49.6M Buy
271,100
+224,000
+476% +$47.6M 0.24% 74
2019
Q4
$10.7M Sell
47,100
-9,700
-17% -$2.11M 0.04% 339
2019
Q3
$11.8M Sell
56,800
-73,600
-56% -$15.2M 0.05% 276
2019
Q2
$27.8M Buy
130,400
+63,500
+95% +$13.1M 0.14% 136
2019
Q1
$13.4M Sell
66,900
-41,400
-38% -$8.36M 0.07% 236
2018
Q4
$22.1M Hold
108,300
0.14% 151
2018
Q3
$23.2M Buy
108,300
+93,800
+647% +$19.2M 0.16% 120
2018
Q2
$2.71M Sell
14,500
-6,100
-30% -$1.19M 0.02% 565
2018
Q1
$4.11M Buy
+20,600
New +$4.23M 0.03% 379
2016
Q3
Sell
-45,900
Closed -$6.65M 1154
2016
Q2
$6.65M Sell
45,900
-28,000
-38% -$4M 0.1% 206
2016
Q1
$10.5M Buy
73,900
+12,900
+21% +$1.71M 0.2% 103
2015
Q4
$8.05M Buy
61,000
+44,000
+259% +$5.9M 0.16% 122
2015
Q3
$2.22M Sell
17,000
-2,300
-12% -$315K 0.06% 323
2015
Q2
$2.63M Buy
19,300
+6,200
+47% +$884K 0.06% 321
2015
Q1
$1.89M Sell
13,100
-11,200
-46% -$1.65M 0.05% 400
2014
Q4
$3.65M Sell
24,300
-11,300
-32% -$1.63M 0.1% 215
2014
Q3
$4.92M Sell
35,600
-2,300
-6% -$306K 0.13% 166
2014
Q2
$4.8M Sell
37,900
-9,300
-20% -$1.18M 0.11% 198
2014
Q1
$5.9M Sell
47,200
-18,200
-28% -$2.13M 0.12% 191
2013
Q4
$7.75M Buy
65,400
+20,900
+47% +$2.42M 0.19% 90
2013
Q3
$5.05M Buy
44,500
+29,500
+197% +$3.4M 0.17% 114
2013
Q2
$1.68M Buy
+15,000
New +$1.65M 0.06% 341

Other funds holding BRK.B

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

Twin Tree Management opened a new position in Berkshire Hathaway Class B (BRK.B) in Q1 2026: 8,980 shares worth $4.3M. The stake represents 0.09% of the portfolio and ranks #250 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in BRK.B as recently as Q2 2025.

Twin Tree Management first reported a position in BRK.B in Q2 2013 and has held it in 40 quarters since. The position peaked at $40.6M in Q1 2022. 4,853 funds tracked by Wall St. Rank hold BRK.B as of Q1 2026.

  • Twin Tree Management held 8,980 shares of Berkshire Hathaway Class B worth $4.3M as of Q1 2026.
  • Berkshire Hathaway Class B was a new Twin Tree Management position in Q1 2026.
  • Berkshire Hathaway Class B made up 0.09% of Twin Tree Management's portfolio in Q1 2026, its #250 holding.
  • Twin Tree Management first reported a position in Berkshire Hathaway Class B in Q2 2013 and has held it in 40 quarters since.
  • Twin Tree Management's Berkshire Hathaway Class B position peaked at $40.6M in Q1 2022.
  • 4,853 funds tracked by Wall St. Rank held Berkshire Hathaway Class B as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.