Reported 10 shares, unchanged from the prior quarter.
Reported value -8.7%; share count 0.0% vs. the prior quarter.
Reported position value by quarter
Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.
| Date | Holding Value |
|---|---|
| 2024-12-31 | 6809200 |
| 2025-03-31 | 7984416 |
| 2025-06-30 | 7288000 |
| 2025-09-30 | 4525200 |
| 2025-12-31 | 4528800 |
| 2026-03-31 | 4308840 |
| 2026-06-30 | 4493100 |
| 2026-09-30 | 4482030 |
Quarterly position history
How this manager's reported quarter-end position changed over time.
| Quarter | Activity | Shares | Change | % of reported 13F | Reported value | Filed | Source filing |
|---|---|---|---|---|---|---|---|
| Q3 2026 | Unchanged | 6 | 0 (0.0%) | 1.37% | $4,482,030 | 2026-10-22 | |
| Q2 2026 | Unchanged | 6 | 0 (0.0%) | 1.28% | $4,493,100 | 2026-07-24 | |
| Q1 2026 | Unchanged | 6 | 0 (0.0%) | 1.41% | $4,308,840 | 2026-04-21 | |
| Q4 2025 | Unchanged | 6 | 0 (0.0%) | 1.5% | $4,528,800 | 2026-01-23 | |
| Q3 2025 | Reduced | 6 | -4 (-40.0%) | 1.63% | $4,525,200 | 2025-11-12 | |
| Q2 2025 | Unchanged | 10 | 0 (0.0%) | 2.89% | $7,288,000 | 2025-07-09 | |
| Q1 2025 | Unchanged | 10 | 0 (0.0%) | 4.26% | $7,984,416 | 2025-05-07 | |
| Q4 2024 | New | 10 | +10 (0.0%) | 3.42% | $6,809,200 | 2025-02-03 |
Who else reported the position
1438 managers reported BERKSHIRE HATHWY INC(HLDG CO)A for Q2 2025.
| Manager | Activity | Shares | Change | % of reported 13F | Reported value | Tenure |
|---|---|---|---|---|---|---|
| FMR LLC | Added | 33,251 | +4 | 1.37% | $24,233,328,800 | 49 qtrs |
| FIRST MANHATTAN CO | Added | 14,337 | +84 | 29.5% | $10,448,805,600 | 49 qtrs |
| NORGES BANK | Added | 10,048 | +478 | 0.91% | $7,322,982,400 | 49 qtrs |
| VANGUARD GROUP INC | Reduced | 3,848 | -3 | 0.05% | $2,804,422,400 | 49 qtrs |
| HighTower Advisors LLC | Reduced | 1,878 | -25 | 1.71% | $1,368,686,400 | 49 qtrs |
| GARDNER RUSSO & QUINN LLC | Reduced | 1,624 | -33 | 12.58% | $1,183,571,200 | 49 qtrs |
| EVERETT HARRIS & CO CA | Added | 1,417 | +12 | 13.25% | $1,032,709,600 | 49 qtrs |
| Kestra Advisory Services LLC | Reduced | 1,258 | -3,297 | 4.47% | $916,830,400 | 20 qtrs |
| Hikari Tsushin Inc | Unchanged | 1,127 | 0 | 57.93% | $821,357,600 | 15 qtrs |
| MARKEL CORPORATION | Unchanged | 1,114 | 0 | 6.86% | $811,883,200 | 49 qtrs |
Filing details and methodology As reported
- Report period
- June 30, 2025
- Filed
- July 09, 2025
- Filing type
- 13F-HR
- Position type
- CL A
Voting authority reported
- Sole
- 0
- Shared
- 0
- None
- 10
“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.
Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.