Walleye Trading
BRK.B icon

Walleye Trading’s Berkshire Hathaway Class B BRK.B Stock Holding History

Walleye Trading’s Portfolio BRK.B Stock Details BRK.B Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-241,900
Closed -$122M – 4164
2025
Q4 		$122M Buy
241,900
+50,300
+26% +$25M 0.17% 118
2025
Q3 		$96.3M Buy
+191,600
New +$92.8M 0.15% 134
2025
Q2 		– Sell
-213,600
Closed -$114M – 4252
2025
Q1 		$114M Sell
213,600
-16,400
-7% -$7.97M 0.26% 60
2024
Q4 		$104M Sell
230,000
-65,200
-22% -$30.1M 0.22% 74
2024
Q3 		$136M Buy
295,200
+64,600
+28% +$28.6M 0.29% 49
2024
Q2 		$93.8M Sell
230,600
-24,900
-10% -$10.2M 0.22% 71
2024
Q1 		$107M Buy
255,500
+26,400
+12% +$10.4M 0.23% 60
2023
Q4 		$81.7M Sell
229,100
-7,600
-3% -$2.67M 0.18% 80
2023
Q3 		$82.9M Sell
236,700
-52,800
-18% -$18.7M 0.22% 62
2023
Q2 		$98.7M Buy
289,500
+21,100
+8% +$6.89M 0.3% 38
2023
Q1 		$82.9M Sell
268,400
-221,700
-45% -$68.3M 0.18% 69
2022
Q4 		$151M Sell
490,100
-22,100
-4% -$6.56M 0.43% 17
2022
Q3 		$137M Buy
512,200
+51,000
+11% +$14.5M 0.42% 22
2022
Q2 		$126M Buy
461,200
+137,800
+43% +$43.2M 0.41% 22
2022
Q1 		$114M Sell
323,400
-4,800
-1% -$1.55M 0.36% 27
2021
Q4 		$98.1M Buy
328,200
+159,100
+94% +$45.6M 0.32% 44
2021
Q3 		$46.2M Buy
169,100
+91,400
+118% +$25.7M 0.17% 103
2021
Q2 		$21.6M Buy
77,700
+52,800
+212% +$14.8M 0.08% 207
2021
Q1 		$6.36M Sell
24,900
-46,900
-65% -$11.4M 0.03% 521
2020
Q4 		$16.6M Buy
71,800
+12,200
+20% +$2.69M 0.07% 213
2020
Q3 		$12.7M Sell
59,600
-145,100
-71% -$29.7M 0.07% 216
2020
Q2 		$36.5M Buy
204,700
+142,300
+228% +$26M 0.23% 52
2020
Q1 		$11.4M Sell
62,400
-93,900
-60% -$20M 0.09% 153
2019
Q4 		$35.4M Buy
156,300
+44,100
+39% +$9.58M 0.24% 55
2019
Q3 		$23.3M Buy
112,200
+17,400
+18% +$3.59M 0.2% 62
2019
Q2 		$20.2M Buy
94,800
+10,900
+13% +$2.26M 0.17% 75
2019
Q1 		$16.9M Sell
83,900
-97,600
-54% -$19.7M 0.13% 118
2018
Q4 		$37.1M Buy
181,500
+78,100
+76% +$16.3M 0.27% 40
2018
Q3 		$22.1M Sell
103,400
-2,900
-3% -$595K 0.12% 129
2018
Q2 		$19.8M Buy
106,300
+38,300
+56% +$7.47M 0.11% 130
2018
Q1 		$13.6M Buy
68,000
+17,100
+34% +$3.51M 0.08% 180
2017
Q4 		$10.1K Sell
50,900
-12,200
-19% -$2.32M 0.05% 341
2017
Q3 		$11.6K Buy
63,100
+35,000
+125% +$6.19M 0.06% 264
2017
Q2 		$4.76K Buy
28,100
+11,400
+68% +$1.9M 0.03% 602
2017
Q1 		$2.78K Sell
16,700
-47,900
-74% -$8.01M 0.02% 848
2016
Q4 		$10.5M Sell
64,600
-42,400
-40% -$6.53M 0.07% 182
2016
Q3 		$15.5M Sell
107,000
-22,100
-17% -$3.23M 0.1% 91
2016
Q2 		$18.7M Sell
129,100
-99,200
-43% -$14.2M 0.12% 88
2016
Q1 		$32.4M Buy
228,300
+116,000
+103% +$15.4M 0.29% 36
2015
Q4 		$14.8M Buy
112,300
+69,500
+162% +$9.33M 0.14% 120
2015
Q3 		$5.58M Buy
42,800
+2,300
+6% +$315K 0.05% 275
2015
Q2 		$5.51M Buy
40,500
+13,800
+52% +$1.97M 0.05% 303
2015
Q1 		$3.85M Sell
26,700
-20,400
-43% -$3M 0.04% 403
2014
Q4 		$7.07M Sell
47,100
-31,200
-40% -$4.5M 0.06% 218
2014
Q3 		$10.8M Buy
78,300
+46,400
+145% +$6.18M 0.13% 60
2014
Q2 		$4.04K Sell
31,900
-40,200
-56% -$5.09M 0.05% 181
2014
Q1 		$9.01K Sell
72,100
-1,500
-2% -$175K 0.13% 65
2013
Q4 		$8.73M Sell
73,600
-33,300
-31% -$3.85M 0.08% 154
2013
Q3 		$12.1M Buy
106,900
+45,400
+74% +$5.24M 0.13% 110
2013
Q2 		$6.88M Buy
+61,500
New +$6.77M 0.07% 235

Other funds holding BRK.B

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Gates Foundation Trust
Gates Foundation Trust Kirkland, Washington $31.7B AUM 20.52% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Walleye Trading's BRK.B Position: Q1 2026 in Review

Walleye Trading reduced its Berkshire Hathaway Class B (BRK.B) stake by 89% in Q1 2026, selling an estimated $32.1M and leaving 7,975 shares worth $3.82M. The position accounts for 0.01% of the portfolio, ranked #1300.

Walleye Trading first reported a position in BRK.B in Q4 2013 and has held it in 47 quarters since. The position peaked at $148M in Q4 2023. 4,853 funds tracked by Wall St. Rank hold BRK.B as of Q1 2026.

  • Walleye Trading held 7,975 shares of Berkshire Hathaway Class B worth $3.82M as of Q1 2026.
  • Walleye Trading sold 65,334 Berkshire Hathaway Class B shares in Q1 2026, an estimated $32.1M.
  • Berkshire Hathaway Class B made up 0.01% of Walleye Trading's portfolio in Q1 2026, its #1300 holding.
  • Walleye Trading first reported a position in Berkshire Hathaway Class B in Q4 2013 and has held it in 47 quarters since.
  • Walleye Trading's Berkshire Hathaway Class B position peaked at $148M in Q4 2023.
  • 4,853 funds tracked by Wall St. Rank held Berkshire Hathaway Class B as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.