Berkshire Hathaway Inc.
MX ˙ BMV
SecurityMX:BRKB / Berkshire Hathaway Inc.
InstitutionMeritage Portfolio Management
Latest Disclosed Ownership18,945 shares
Latest Disclosed Value $ 9,522,704
Meritage Portfolio Management reports 3.94% increase in ownership of BRKB / Berkshire Hathaway Inc.

On January 27, 2026 - Meritage Portfolio Management filed a 13F-HR form disclosing ownership of 18,945 shares of Berkshire Hathaway Inc. (MX:BRKB) valued at $9,522,704 USD as of December 31, 2025. The entity filed a previous 13F-HR on October 28, 2025 disclosing 2 shares of Berkshire Hathaway Inc.. This represents a change in shares of 3.94% during the quarter.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-01-27 2025-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 18,945 718 3.94 9,523 3.92 0.6320
2025-10-28 2025-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 18,227 -1,395 -7.11 9,163 -3.86 0.6103
2025-07-25 2025-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 19,622 -1,192 -5.73 9,532 -14.02 0.6033
2025-04-28 2025-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 20,814 330 1.61 11,085 19.40 0.7351
2025-01-27 2024-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 20,484 -258 -1.24 9,285 103,055.56 0.5762
2024-11-04 2024-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 20,742 -407 -1.92 10 12.50 0.5848
2024-08-09 2024-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 21,149 -311 -1.45 9 -11.11 0.5431
2024-04-29 2024-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 21,460 -1,114 -4.93 9 12.50 0.5745
2024-02-02 2023-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 22,574 647 2.95 8 14.29 0.5309
2023-10-30 2023-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 21,927 -759 -3.35 8 0.00 0.5672
2023-07-31 2023-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 22,686 -622 -2.67 8 0.00 0.5477
2023-04-25 2023-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 23,308 -365 -1.54 7 0.00 0.5388
2023-02-01 2022-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 23,673 -296 -1.23 7 -99.89 0.5722
2022-10-25 2022-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 23,969 -238 -0.98 6,400 -3.16 0.5301
2022-07-25 2022-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 24,207 307 1.28 6,609 -21.65 0.5128
2022-04-25 2022-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 23,900 259 1.10 8,435 19.32 0.5221
2022-01-28 2021-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 23,641 474 2.05 7,069 11.80 0.4009
2021-10-26 2021-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 23,167 121 0.53 6,323 -1.28 0.3794
2021-07-26 2021-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 23,046 611 2.72 6,405 11.76 0.3860
2021-04-27 2021-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 22,435 3,237 16.86 5,731 28.76 0.3819
2021-02-03 2020-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 19,198 1,031 5.68 4,451 15.07 0.3270
2020-10-26 2020-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 18,167 14 0.08 3,868 19.38 0.3458
2020-07-27 2020-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 18,153 -345 -1.87 3,240 -4.20 0.3114
2020-04-27 2020-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 18,498 -1,438 -7.21 3,382 -25.11 0.4591
2020-01-27 2019-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 19,936 -314 -1.55 4,516 7.22 0.3972
2019-10-25 2019-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 20,250 12,104 148.59 4,212 142.49 0.3997
2019-07-30 2019-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 8,146 2,579 46.33 1,737 55.37 0.1769
2019-04-25 2019-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 5,567 0 0.00 1,118 -1.58 0.1133
2019-01-25 2018-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 5,567 -1,900 -25.45 1,136 -28.96 0.1296
2018-10-30 2018-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 7,467 -109 -1.44 1,599 13.08 0.1465
2018-07-25 2018-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 7,576 -40,633 -84.29 1,414 -85.30 0.1377
2018-04-26 2018-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 48,209 371 0.78 9,617 1.41 0.9286
2018-01-29 2017-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 47,838 -903 -1.85 9,483 6.13 0.9084
2017-10-16 2017-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 48,741 81 0.17 8,935 8.42 0.8763
2017-07-25 2017-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 48,660 -400 -0.82 8,241 0.78 0.8474
2017-04-25 2017-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 49,060 1,877 3.98 8,177 6.33 0.8576
2017-01-24 2016-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 47,183 -432 -0.91 7,690 11.79 0.8397
2016-11-08 2016-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 47,615 -1,450 -2.96 6,879 -3.17 0.7547
2016-07-20 2016-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 49,065 45,780 1,393.61 7,104 1,424.46 0.7985
2016-04-21 2016-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 3,285 0 0.00 466 7.37 0.0527
2016-02-03 2015-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 3,285 0 0.00 434 1.17 0.0488
2015-10-21 2015-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 3,285 -100 -2.95 429 -6.94 0.0497
2015-07-22 2015-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 3,385 50 1.50 461 -4.16 0.0484
2015-04-28 2015-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 3,335 3,335 0.00 481 0.0483
2015-01-29 2014-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 0 -2,650 -100.00 0 -100.00
2014-10-28 2014-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 2,650 50 1.92 366 11.25 0.0417
2014-07-28 2014-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 2,600 0 0.00 329 1.23 0.0358
2014-04-29 2014-03-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 2,600 -219 -7.77 325 -2.69 0.0390
2014-01-31 2013-12-31 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 2,819 119 4.41 334 8.79 0.0414
2013-10-31 2013-09-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 2,700 0 0.00 307 1.32 0.0398
2013-07-31 2013-06-30 13F BERKSHIRE HATHAWAY INC CL B COMMON 084670702 2,700 2,700 303 0.0434
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.