Insider Trading |
Relationship |
Date |
Transaction |
Cost |
#Shares |
Value ($) |
#Shares Total |
SEC Form 4 |
GUYMAN CHARLOTTE | Member of immediate family of | Dec 26 '24 | Proposed Sale | 675.00 | 1 | 675 | | Dec 26 12:14 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 17 '24 | Buy | 195.22 | 83,012 | 16,205,438 | 12,898,625 | Dec 19 09:42 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 18 '24 | Buy | 192.57 | 84,000 | 16,175,671 | 12,982,625 | Dec 19 09:42 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 19 '24 | Buy | 193.50 | 67,300 | 13,022,359 | 13,049,925 | Dec 19 09:42 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 19 '24 | Buy | 20.86 | 2,069,377 | 43,160,131 | 117,468,573 | Dec 19 09:39 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 18 '24 | Buy | 22.15 | 1,454,467 | 32,212,175 | 115,399,196 | Dec 19 09:39 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 17 '24 | Buy | 22.13 | 1,440,000 | 31,862,448 | 113,944,729 | Dec 19 09:39 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 19 '24 | Buy | 45.60 | 3,614,015 | 164,787,626 | 264,178,414 | Dec 19 09:35 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 18 '24 | Buy | 46.26 | 2,805,513 | 129,777,124 | 260,564,399 | Dec 19 09:35 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Dec 17 '24 | Buy | 46.25 | 2,477,362 | 114,588,397 | 257,758,886 | Dec 19 09:35 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 30 '24 | Buy | 27.44 | 925,205 | 25,391,326 | 111,825,522 | Oct 31 07:30 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 31 '24 | Buy | 26.59 | 679,207 | 18,060,997 | 112,504,729 | Oct 31 07:30 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 29 '24 | Buy | 27.65 | 623,527 | 17,240,522 | 110,900,317 | Oct 31 07:30 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 17 '24 | Buy | 27.01 | 1,040,000 | 28,094,248 | 110,101,221 | Oct 18 07:41 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 16 '24 | Buy | 26.99 | 342,133 | 9,233,143 | 109,061,221 | Oct 18 07:41 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 18 '24 | Buy | 27.43 | 175,569 | 4,815,945 | 110,276,790 | Oct 18 07:41 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 15 '24 | Sale | 42.55 | 8,694,538 | 369,928,036 | 766,305,462 | Oct 17 05:58 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 10 '24 | Buy | 24.27 | 1,435,000 | 34,829,915 | 107,459,829 | Oct 11 07:07 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 11 '24 | Buy | 24.95 | 1,259,259 | 31,415,238 | 108,719,088 | Oct 11 07:07 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 09 '24 | Buy | 23.55 | 869,800 | 20,485,791 | 106,024,829 | Oct 11 07:07 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 09 '24 | Sale | 40.14 | 4,002,225 | 160,662,919 | 776,614,511 | Oct 10 05:59 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 08 '24 | Sale | 39.99 | 3,933,197 | 157,292,875 | 780,616,736 | Oct 10 05:59 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 10 '24 | Sale | 39.92 | 1,614,511 | 64,447,243 | 775,000,000 | Oct 10 05:59 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 04 '24 | Sale | 40.04 | 5,192,207 | 207,894,930 | 788,626,102 | Oct 07 06:43 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 07 '24 | Sale | 40.05 | 4,076,169 | 163,266,873 | 784,549,933 | Oct 07 06:43 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 03 '24 | Sale | 39.25 | 302,604 | 11,877,358 | 793,818,309 | Oct 07 06:43 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 30 '24 | Sale | 39.61 | 4,985,553 | 197,498,195 | 797,683,307 | Oct 02 06:42 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 01 '24 | Sale | 39.40 | 1,839,871 | 72,489,813 | 795,843,436 | Oct 02 06:42 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Oct 02 '24 | Sale | 39.40 | 1,722,523 | 67,873,607 | 794,120,913 | Oct 02 06:42 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 26 '24 | Sale | 39.46 | 5,457,825 | 215,388,152 | 806,583,986 | Sep 27 06:44 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 27 '24 | Sale | 39.52 | 3,915,126 | 154,735,959 | 802,668,860 | Sep 27 06:44 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 25 '24 | Sale | 39.27 | 2,305,415 | 90,540,102 | 812,041,811 | Sep 27 06:44 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 20 '24 | Sale | 40.36 | 10,247,961 | 413,641,524 | 825,660,474 | Sep 24 06:47 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 24 '24 | Sale | 39.49 | 6,371,845 | 251,647,735 | 814,347,226 | Sep 24 06:47 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 23 '24 | Sale | 39.94 | 4,941,403 | 197,381,378 | 820,719,071 | Sep 24 06:47 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 19 '24 | Sale | 40.78 | 11,422,560 | 465,800,574 | 835,908,435 | Sep 19 06:59 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 18 '24 | Sale | 39.71 | 6,883,333 | 273,309,620 | 847,330,995 | Sep 19 06:59 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 17 '24 | Sale | 39.58 | 3,966,178 | 156,972,600 | 854,214,328 | Sep 19 06:59 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 10 '24 | Sale | 39.30 | 2,994,625 | 117,682,174 | 858,180,506 | Sep 10 07:13 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 09 '24 | Sale | 39.57 | 1,721,366 | 68,121,682 | 861,175,131 | Sep 10 07:13 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 06 '24 | Sale | 39.67 | 1,081,102 | 42,885,370 | 862,896,497 | Sep 10 07:13 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 03 '24 | Sale | 40.66 | 8,031,639 | 326,562,426 | 874,692,264 | Sep 05 07:15 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 04 '24 | Sale | 40.61 | 5,683,651 | 230,806,815 | 869,008,613 | Sep 05 07:15 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Sep 05 '24 | Sale | 40.28 | 5,031,014 | 202,667,859 | 863,977,599 | Sep 05 07:15 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 30 '24 | Sale | 40.61 | 7,938,699 | 322,404,062 | 882,723,903 | Aug 30 06:31 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 28 '24 | Sale | 39.95 | 7,081,075 | 282,878,325 | 896,719,301 | Aug 30 06:31 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 29 '24 | Sale | 40.10 | 6,056,699 | 242,876,658 | 890,662,602 | Aug 30 06:31 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 26 '24 | Sale | 39.87 | 10,975,008 | 437,564,789 | 910,731,659 | Aug 27 09:28 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 27 '24 | Sale | 39.75 | 6,931,283 | 275,521,272 | 903,800,376 | Aug 27 09:28 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 23 '24 | Sale | 39.79 | 6,754,272 | 268,776,798 | 921,706,667 | Aug 27 09:28 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 15 '24 | Sale | 39.31 | 5,183,829 | 203,770,097 | 937,246,053 | Aug 19 07:45 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 19 '24 | Sale | 39.65 | 5,035,018 | 199,615,303 | 928,460,939 | Aug 19 07:45 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 16 '24 | Sale | 39.27 | 3,750,096 | 147,273,395 | 933,495,957 | Aug 19 07:45 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 31 '24 | Sale | 40.63 | 6,993,520 | 284,137,456 | 948,077,805 | Aug 01 09:37 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 30 '24 | Sale | 41.27 | 6,575,390 | 271,366,549 | 955,071,325 | Aug 01 09:37 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Aug 01 '24 | Sale | 39.52 | 5,647,923 | 223,186,979 | 942,429,882 | Aug 01 09:37 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 26 '24 | Sale | 41.70 | 7,526,661 | 313,870,796 | 966,911,316 | Jul 29 09:01 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 25 '24 | Sale | 42.01 | 5,623,584 | 236,247,326 | 974,437,977 | Jul 29 09:01 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 29 '24 | Sale | 41.20 | 5,264,601 | 216,878,923 | 961,646,715 | Jul 29 09:01 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 23 '24 | Sale | 42.56 | 7,129,898 | 303,479,117 | 985,482,160 | Jul 24 08:00 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 22 '24 | Sale | 42.41 | 6,349,021 | 269,234,045 | 992,612,058 | Jul 24 08:00 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 24 '24 | Sale | 42.39 | 5,420,599 | 229,773,229 | 980,061,561 | Jul 24 08:00 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 17 '24 | Sale | 44.07 | 12,690,693 | 559,252,190 | 1,020,161,313 | Jul 19 08:32 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 19 '24 | Sale | 43.13 | 12,291,807 | 530,116,136 | 998,961,079 | Jul 19 08:32 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jul 18 '24 | Sale | 43.45 | 8,908,427 | 387,030,278 | 1,011,252,886 | Jul 19 08:32 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 13 '24 | Sale | 34.06 | 52,911 | 1,802,170 | 4,999,007 | Jun 17 08:29 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 14 '24 | Sale | 33.12 | 12,419 | 411,276 | 4,986,588 | Jun 17 08:29 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 13 '24 | Buy | 59.77 | 1,552,497 | 92,789,485 | 253,886,410 | Jun 17 08:22 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 14 '24 | Buy | 59.59 | 1,060,653 | 63,203,570 | 254,947,063 | Jun 17 08:22 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 17 '24 | Buy | 59.75 | 334,461 | 19,983,744 | 255,281,524 | Jun 17 08:22 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 12 '24 | Buy | 60.28 | 765,899 | 46,166,171 | 252,333,913 | Jun 12 08:41 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 10 '24 | Buy | 60.26 | 584,550 | 35,222,762 | 251,168,155 | Jun 12 08:41 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 11 '24 | Buy | 60.43 | 399,859 | 24,161,600 | 251,568,014 | Jun 12 08:41 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 07 '24 | Buy | 59.67 | 1,386,844 | 82,751,179 | 250,583,605 | Jun 07 09:09 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 06 '24 | Buy | 59.93 | 654,293 | 39,214,528 | 249,196,761 | Jun 07 09:09 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Jun 05 '24 | Buy | 59.75 | 524,340 | 31,326,798 | 248,542,468 | Jun 07 09:09 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 29 '24 | Buy | 25.47 | 311,637 | 7,936,272 | 70,002,897 | May 01 07:03 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 26 '24 | Buy | 24.46 | 219,303 | 5,364,327 | 35,182,219 | Apr 26 08:22 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 25 '24 | Buy | 24.43 | 157,309 | 3,842,681 | 34,962,916 | Apr 26 08:22 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 24 '24 | Buy | 25.22 | 123,388 | 3,111,525 | 34,805,607 | Apr 26 08:22 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 26 '24 | Buy | 24.34 | 277,248 | 6,747,856 | 69,691,260 | Apr 26 08:20 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 25 '24 | Buy | 24.36 | 227,469 | 5,541,645 | 69,414,012 | Apr 26 08:20 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 24 '24 | Buy | 25.16 | 142,299 | 3,580,499 | 69,186,543 | Apr 26 08:20 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 10 '24 | Buy | 25.96 | 513,104 | 13,318,127 | 68,423,017 | Apr 12 08:03 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 12 '24 | Buy | 25.58 | 413,227 | 10,570,884 | 69,044,244 | Apr 12 08:03 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 11 '24 | Buy | 26.13 | 208,000 | 5,435,726 | 68,631,017 | Apr 12 08:03 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 10 '24 | Buy | 26.02 | 318,223 | 8,279,717 | 34,196,552 | Apr 12 07:57 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 12 '24 | Buy | 25.67 | 317,017 | 8,138,334 | 34,682,219 | Apr 12 07:57 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 11 '24 | Buy | 26.19 | 168,650 | 4,417,736 | 34,365,202 | Apr 12 07:57 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 04 '24 | Buy | 27.76 | 1,250,000 | 34,699,250 | 66,736,288 | Apr 08 07:21 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 08 '24 | Buy | 26.98 | 938,896 | 25,333,010 | 67,909,913 | Apr 08 07:21 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 05 '24 | Buy | 27.21 | 234,729 | 6,387,258 | 66,971,017 | Apr 08 07:21 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 04 '24 | Buy | 27.64 | 557,511 | 15,408,768 | 33,313,135 | Apr 08 07:17 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 08 '24 | Buy | 26.95 | 399,677 | 10,772,095 | 33,878,329 | Apr 08 07:17 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Apr 05 '24 | Buy | 27.22 | 165,517 | 4,505,505 | 33,478,652 | Apr 08 07:17 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Mar 26 '24 | Buy | 29.10 | 2,331,514 | 67,847,524 | 32,565,707 | Mar 28 09:49 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Mar 27 '24 | Buy | 29.25 | 189,759 | 5,551,286 | 32,755,466 | Mar 28 09:49 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Mar 28 '24 | Buy | 29.50 | 158 | 4,661 | 32,755,624 | Mar 28 09:49 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Mar 26 '24 | Buy | 29.10 | 7,378,500 | 214,712,136 | 65,265,216 | Mar 28 09:48 PM | BERKSHIRE HATHAWAY INC | 10% Owner | Mar 27 '24 | Buy | 29.25 | 217,664 | 6,366,215 | 65,482,880 | Mar 28 09:48 PM |
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