| 2026-09-03 |
Jain Ajit |
director, officer: Vice Chairman |
G-Gift
|
10 |
-- |
--
|
| 2026-08-12 |
O'Sullivan Michael J. |
officer: See Remarks |
BUY
|
400 |
$512.52 |
$205K
|
| 2026-08-12 |
O'Sullivan Michael J. |
officer: See Remarks |
BUY
|
43 |
$513.61 |
$22K
|
| 2026-08-12 |
Chang Charles C |
officer: See Remarks |
BUY
|
1 |
-- |
--
|
| 2026-08-12 |
O'Sullivan Michael J. |
officer: See Remarks |
BUY
|
45 |
$510.64 |
$23K
|
| 2026-07-14 |
BUFFETT WARREN E |
director, 10 percent owner: |
C-Conversion
|
8,000 |
-- |
--
|
| 2026-07-14 |
BUFFETT WARREN E |
director, 10 percent owner: |
C-Conversion
|
12,000,000 |
-- |
--
|
| 2026-07-14 |
BUFFETT WARREN E |
director, 10 percent owner: |
G-Gift
|
9,000,000 |
-- |
--
|
| 2026-07-14 |
BUFFETT WARREN E |
director, 10 percent owner: |
G-Gift
|
1,000,000 |
-- |
--
|
| 2026-07-01 |
Jain Ajit |
director, officer: Vice Chairman |
G-Gift
|
3 |
-- |
--
|
| 2026-06-01 |
Chang Charles C |
officer: See Remarks |
?
|
6 |
-- |
--
|
| 2026-05-22 |
BUFFETT WARREN E |
director, 10 percent owner: |
G-Gift
|
160 |
-- |
--
|
| 2026-05-18 |
BUFFETT WARREN E |
director, 10 percent owner: |
G-Gift
|
18,646 |
-- |
--
|
| 2026-05-18 |
BUFFETT WARREN E |
director, 10 percent owner: |
C-Conversion
|
25 |
-- |
--
|
| 2026-05-18 |
BUFFETT WARREN E |
director, 10 percent owner: |
C-Conversion
|
37,500 |
-- |
--
|
| 2026-05-14 |
GUYMAN CHARLOTTE |
director |
G-Gift
|
574 |
-- |
--
|
| 2026-05-06 |
O'Sullivan Michael J. |
officer: See Remarks |
BUY
|
53 |
$470.22 |
$25K
|
| 2026-05-06 |
O'Sullivan Michael J. |
officer: See Remarks |
BUY
|
483 |
$467.13 |
$226K
|
| 2026-05-03 |
O'Sullivan Michael J. |
officer: See Remarks |
?
|
-- |
-- |
--
|
| 2026-03-27 |
Jain Ajit |
director, officer: Vice Chairman |
G-Gift
|
22 |
-- |
--
|
| 2026-03-17 |
BUFFETT WARREN E |
director, 10 percent owner, officer: Chairman and CEO |
G-Gift
|
2 |
-- |
--
|
| 2026-03-04 |
Abel Gregory E. |
director, officer: See Remarks |
BUY
|
1 |
-- |
--
|
| 2026-03-04 |
Abel Gregory E. |
director, officer: See Remarks |
BUY
|
2 |
-- |
--
|
| 2025-11-10 |
BUFFETT WARREN E |
director, 10 percent owner, officer: Chairman and CEO |
C-Conversion
|
1,800 |
-- |
--
|
| 2025-11-10 |
BUFFETT WARREN E |
director, 10 percent owner, officer: Chairman and CEO |
C-Conversion
|
2,700,000 |
-- |
--
|