Berkshire Hathaway Inc.
DE ˙ XTRA
410,90 € ↑5,35 (1,32%)
2026-06-03
AKTIENPREIS
SecurityDE:BRYN / Berkshire Hathaway Inc.
InstitutionAdvisor OS, LLC
Latest Disclosed Ownership7,868 shares
Latest Disclosed Value $ 3,770,345
Advisor OS, LLC reports 8.03% increase in ownership of BRYN / Berkshire Hathaway Inc.

On May 7, 2026 - Advisor OS, LLC filed a 13F-HR form disclosing ownership of 7,868 shares of Berkshire Hathaway Inc. (DE:BRYN) valued at $3,256,959 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 4, 2026 disclosing 7,283 shares of Berkshire Hathaway Inc.. This represents a change in shares of 8.03% during the quarter. The current value of the position is $3,232,961 USD.

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)
2026-05-07 2026-03-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 7,868 585 8.03 3,770 3.01 0.1060
2026-02-04 2025-12-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 7,283 -37 -0.51 3,661 -0.54 0.1081
2025-11-12 2025-09-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 7,320 333 4.77 3,680 8.43 0.3176
2025-08-14 2025-06-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 6,987 -701 -9.12 3,394 -17.10 0.3340
2025-05-06 2025-03-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 7,688 550 7.71 4,095 26.55 0.4659
2025-02-05 2024-12-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 7,138 -1,668 -18.94 3,236 -20.18 0.3747
2024-11-04 2024-09-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 8,806 -833 -8.64 4,053 3.37 0.4035
2024-08-05 2024-06-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 9,639 2,207 29.70 3,921 25.47 0.4294
2024-05-09 2024-03-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 7,432 560 8.15 3,125 27.55 0.3591
2024-02-08 2023-12-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 6,872 3,136 83.94 2,451 87.31 0.3190
2023-11-03 2023-09-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 3,736 380 11.32 1,309 14.34 0.1962
2023-08-08 2023-06-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 3,356 1,404 71.93 1,144 90.03 0.1872
2023-04-25 2023-03-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 1,952 977 100.21 603 100.00 0.1447
2023-02-01 2022-12-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 975 42 4.50 301 20.88 0.0800
2022-11-04 2022-09-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 933 0 0.00 249 -2.73 0.0751
2022-08-02 2022-06-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 933 -25 -2.61 256 -24.26 0.0747
2022-05-11 2022-03-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 958 -3,027 -75.96 338 -71.62 0.0979
2022-02-04 2021-12-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 3,985 178 4.68 1,191 14.63 0.2430
2021-11-15 2021-09-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 3,807 -58 -1.50 1,039 -3.35 0.2259
2021-08-10 2021-06-30 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 3,865 58 1.52 1,075 10.60 0.2231
2021-05-13 2021-03-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 3,807 0 0.00 972 10.20 0.2203
2021-02-10 2020-12-31 13F BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 3,807 3,807 882 0.2367
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.