2026 Q1 Portfolio Activity
In 2026 Q1, CHECK CAPITAL MANAGEMENT INC/CA maintained a portfolio of 50 distinct positions. They heavily accumulated shares in Berkshire Hathaway, increasing the position by 243.4%. The fund also reduced its exposure to Berkshire Hathaway by 68.4%.
Position History
hover any row below to update
Loading…
Total Positions
50
Quarter
2026 Q1
Top Holding
BRK/B (52.8%)
Top 10 Concentration
94.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 50
CHECK CAPITAL MANAGEMENT INC/CA Full Holdings List — 2026 Q1
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
BRK/B
CALL
Berkshire Hatha...
|
CALL Option | 52.80% | 51.33% |
#1
Prev: #1
|
8.0 |
—
|
275,700 | 7.9% |
P
S
|
3,785,700 | $1,814,107,440 |
$290.99
+68.0%
|
2009 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | ||
|
BRK/B
Berkshire Hatha...
|
Financial Services | 15.46% | 16.12% |
#2
Prev: #2
|
6.0 |
—
|
5,882 | 0.5% |
P
S
|
1,108,390 | $531,140,355 |
$290.99
+68.0%
|
2009 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | ||
|
GOOG
Alphabet
|
Communication Services | 5.76% | 6.42% |
#3
Prev: #3
|
3.8 |
—
|
-13,214 | -1.9% |
P
S
|
690,399 | $198,047,923 |
$165.89
+113.0%
|
2014 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | ||
|
BN
Brookfield Corp...
|
Financial Services | 5.16% | 5.86% |
#4
Prev: #4
|
3.1 |
—
|
-9,030 | -0.2% |
P
S
|
4,379,938 | $177,256,083 | 2022 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
MKL
Markel
|
Financial Services | 4.28% | 4.84% |
#5
Prev: #5
|
2.7 |
—
|
-427 | -0.6% |
P
S
|
76,886 | $147,165,508 | 2012 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
AER
AerCap Holdings
|
Industrials | 3.26% | 3.46% |
#6
Prev: #6
|
1.8 |
—
|
-9,707 | -1.2% |
P
S
|
817,655 | $112,165,979 | 2021 Q1 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
FCNCA
First Citizens
|
Financial Services | 2.42% | 2.67% |
#7
Prev: #7
|
1.5 |
—
|
1,280 | 3.0% |
P
S
|
44,068 | $83,054,118 | 2023 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
SIRI
Sirius XM
|
Communication Services | 1.98% | 1.68% |
#8
Prev: #8
|
1.3 |
—
|
59,095 | 2.0% |
P
S
|
2,942,595 | $67,915,104 | 2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
LKQ
LKQ Corp
|
Consumer Cyclical | 1.64% | 1.37% |
#9
1
Prev: #10
|
3.2 |
—
|
358,625 | 23.0% |
P
S
|
1,917,106 | $56,305,416 | 2017 Q1 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
AMZN
Amazon
|
Consumer Cyclical | 1.24% | 0.02% |
#10
17
Prev: #27
|
3.5 |
—
|
200,606 | 5762.9% |
P
S
|
204,087 | $42,505,113 | 2017 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
DIS
Disney (Walt)
|
Communication Services | 1.23% | 1.45% |
#11
2
Prev: #9
|
1.0 |
—
|
1,892 | 0.4% |
P
S
|
438,533 | $42,265,845 | 2005 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
HSY
Hershey Foods
|
Consumer Defensive | 1.16% | 1.01% |
#12
1
Prev: #11
|
1.0 |
—
|
1,621 | 0.9% |
P
S
|
192,310 | $39,979,314 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
N/A
Cimpress
|
|
Unknown | 1.00% | 0.79% |
#13
Prev: #13
|
2.4 |
—
|
64,860 | 16.0% |
P
S
|
471,466 | $34,417,018 | — | 13F Filing | 2026-03-31 | 2026-05-04 | ||
|
JEF
Jefferies
|
Financial Services | 0.82% | 0.82% |
#14
2
Prev: #12
|
3.3 |
—
|
227,684 | 50.3% |
P
S
|
680,171 | $28,070,669 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
BRK/A
Berkshire Hatha...
|
Financial Services | 0.61% | 0.64% |
#15
1
Prev: #14
|
1.2 |
—
|
no change | no change |
P
S
|
29 | $20,826,060 | 2000 Q1 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
W
Wayfair
|
Consumer Cyclical | 0.37% | 0.49% |
#16
1
Prev: #15
|
0.6 |
—
|
756 | 0.5% |
P
S
|
167,948 | $12,631,345 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
AAPL
Apple
|
Technology | 0.17% | 0.20% |
#17
1
Prev: #16
|
0.6 |
—
|
-2,322 | -9.1% |
P
S
|
23,073 | $5,855,732 | 2012 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
BH/A
Biglari Cl A
|
Consumer Cyclical | 0.08% | 0.11% |
#18
Prev: #18
|
0.0 |
—
|
-622 | -28.3% |
P
S
|
1,578 | $2,749,965 | 2018 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
MSFT
Microsoft
|
Technology | 0.07% | 0.09% |
#19
Prev: #19
|
0.5 |
—
|
-47 | -0.8% |
P
S
|
6,079 | $2,250,207 | 2005 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
AMGN
Amgen
|
Healthcare | 0.04% | 0.04% |
#20
1
Prev: #21
|
1.0 |
—
|
no change | no change |
P
S
|
3,885 | $1,366,937 | 2007 Q1 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
CAT
Caterpillar Tra...
|
Industrials | 0.04% | 0.03% |
#21
5
Prev: #26
|
1.0 |
—
|
no change | no change |
P
S
|
1,717 | $1,216,426 | 2012 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
TRUP
Trupanion Inc.
|
Financial Services | 0.03% | 0.04% |
#23
3
Prev: #20
|
0.5 |
—
|
-85 | -0.2% |
P
S
|
40,695 | $1,042,199 | 2018 Q1 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
GS
Goldman Sachs
|
Financial Services | 0.03% | 0.03% |
#24
Prev: #24
|
1.0 |
—
|
no change | no change |
P
S
|
1,230 | $1,040,568 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
TSLA
Tesla Motors
|
Consumer Cyclical | 0.03% | 0.03% |
#25
2
Prev: #23
|
1.0 |
—
|
no change | no change |
P
S
|
2,500 | $929,375 | 2020 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
GE
General Electri...
|
Industrials | 0.02% | 0.03% |
#26
1
Prev: #25
|
0.5 |
—
|
-250 | -7.7% |
P
S
|
2,990 | $848,472 | 2002 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
GEV
GE Vernova
|
Industrials | 0.02% | 0.02% |
#27
4
Prev: #31
|
0.5 |
—
|
-87 | -8.8% |
P
S
|
901 | $786,483 | 2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
GLW
Corning
|
Technology | 0.02% | 0.01% |
#28
8
Prev: #36
|
1.0 |
—
|
no change | no change |
P
S
|
5,050 | $686,648 | 2012 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
RTX
Raytheon Techno...
|
Industrials | 0.02% | 0.02% |
#29
3
Prev: #32
|
1.0 |
—
|
no change | no change |
P
S
|
3,489 | $673,028 | 2023 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
SPY
SPDR S&P 500
|
ETF | 0.02% | 0.02% |
#30
1
Prev: #29
|
1.0 |
—
|
no change | no change |
P
S
|
965 | $627,578 | 2017 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
XT
IShares Exponen...
|
ETF | 0.02% | 0.02% |
#31
2
Prev: #33
|
1.0 |
—
|
no change | no change |
P
S
|
8,800 | $599,714 | 2017 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
BAC
Bank of America
|
Financial Services | 0.02% | 0.13% |
#32
15
Prev: #17
|
0.0 |
—
|
-67,705 | -84.9% |
P
S
|
12,032 | $586,563 | 2014 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
BAM
Brookfield Asse...
|
Financial Services | 0.02% | 0.02% |
#33
5
Prev: #28
|
0.5 |
—
|
168 | 1.3% |
P
S
|
12,954 | $575,805 | 2017 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
FRFHF
Fairfax Finl Hl...
|
Financial Services | 0.01% | 0.01% |
#34
10
Prev: #44
|
3.0 |
—
|
86 | 64.7% |
P
S
|
219 | $371,968 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
NVDA
Nvidia
|
Technology | 0.01% | 0.01% |
#35
3
Prev: #38
|
1.0 |
—
|
no change | no change |
P
S
|
2,117 | $369,205 | 2013 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
FAST
Fastenal
|
Industrials | 0.01% | 0.01% |
#36
4
Prev: #40
|
1.0 |
—
|
no change | no change |
P
S
|
7,920 | $367,488 | 2000 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
FDX
FedEx
|
Industrials | 0.01% | 0.02% |
#37
7
Prev: #30
|
0.0 |
—
|
-1,244 | -55.6% |
P
S
|
993 | $353,687 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
WFC
Wells Fargo
|
Financial Services | 0.01% | 0.01% |
#38
4
Prev: #34
|
0.5 |
—
|
-625 | -12.4% |
P
S
|
4,413 | $351,319 | 2002 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
UBER
Uber
|
Technology | 0.01% | 0.01% |
#39
2
Prev: #37
|
1.0 |
—
|
no change | no change |
P
S
|
4,860 | $349,580 | 2023 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
COP
Conocophillips
|
Energy | 0.01% | 0.01% |
#40
7
Prev: #47
|
1.0 |
—
|
no change | no change |
P
S
|
2,534 | $334,488 | 2013 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
UNH
UnitedHealth
|
Healthcare | 0.01% | 0.01% |
#41
5
Prev: #46
|
3.0 |
—
|
513 | 71.3% |
P
S
|
1,232 | $333,367 | 2004 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
N/A
Biglari Holding...
|
|
Unknown | 0.01% | 0.01% |
#42
7
Prev: #35
|
0.0 |
—
|
-373 | -27.8% |
P
S
|
967 | $318,714 | — | 13F Filing | 2026-03-31 | 2026-05-04 | ||
|
BA
Boeing Co
|
Industrials | 0.01% | 0.01% |
#43
Prev: #43
|
2.0 |
—
|
200 | 16.1% |
P
S
|
1,445 | $287,598 | 2012 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
ITW
Illinois Tool W...
|
Industrials | 0.01% | 0.01% |
#44
2
Prev: #42
|
1.0 |
—
|
no change | no change |
P
S
|
1,100 | $286,319 | 2005 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
SCHG
Schwab US Large...
|
ETF | 0.01% | 0.01% |
#45
6
Prev: #39
|
1.0 |
—
|
no change | no change |
P
S
|
9,800 | $285,474 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
JPM
JPMorgan Chase
|
Financial Services | 0.01% | 0.01% |
#46
5
Prev: #41
|
0.5 |
—
|
1 | 0.1% |
P
S
|
956 | $281,230 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
CVX
Chevron
|
Energy | 0.01% | 0.01% |
#47
4
Prev: #51
|
1.0 |
—
|
no change | no change |
P
S
|
1,350 | $279,315 | 2008 Q4 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
DGX
Quest Diagnosti...
|
Healthcare | 0.01% | 0.01% |
#48
Prev: #48
|
1.0 |
—
|
no change | no change |
P
S
|
1,300 | $254,775 | 2020 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
VZ
Verizon
|
Communication Services | 0.01% | 0.01% |
#49
4
Prev: #45
|
0.5 |
—
|
-1,060 | -18.1% |
P
S
|
4,800 | $240,960 | 2014 Q1 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
CFG
Citizens Financ...
|
Financial Services | 0.01% | 0.01% |
#50
1
Prev: #49
|
1.0 |
—
|
no change | no change |
P
S
|
3,800 | $227,886 | 2017 Q3 | 13F Filing | 2026-03-31 | 2026-05-04 | |||
|
META
Meta Platforms ...
|
Communication Services | 0.00% | 0.01% |
Sold All 😨
(Was: #50) |
0.0 |
—
|
-336 | -100.0% |
CLOSED
|
— | $— | 2013 Q2 | 13F Filing | 2026-03-31 | 2026-05-04 |
Showing 1-50 of 50 holdings