Company · CIK 0001067983 · SIC 6331 — Fire, Marine & Casualty Insurance · NYSE
BERKSHIRE HATHAWAY INC · BRK.A
Insider activity reported against this company. All insider holders · Files at: LEN, DVA, DAL, AXTA, PSX, FWONA, WFC, VRSN and 2 more. On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 2026 GForm 4 → | Sep 4, 6:19 pm EDT | Ajit JainVice Chairman, Director | 10 | — | — | 317 | — | |
| Aug 12, 2026 PForm 4 → | Aug 13, 5:06 pm EDT | Michael J. O'SullivanSee Remarks | 488 | $512.44 | $250,072 | 1,151 | +73.6% | |
| Jul 14, 2026 CGForm 4 → | Jul 15, 4:32 pm EDT | Warren E BuffettDirector, 10% Owner | 24,000,000 | — | — | 1,162 | — | |
| Jul 1, 2026 GForm 4 → | Jul 2, 2:33 pm EDT | Ajit JainVice Chairman, Director | 3 | — | — | 327 | — | |
| Nov 12, 2018 GForm 4 → | Nov 13, 4:31 pm EST | Ajit JainVice Chairman, Director | 102 | — | — | 100 | — | plan? |
| Nov 7, 2018 SForm 4 → | Nov 9, 5:46 pm EST | Ajit JainVice Chairman, Director | 5,700 | $219.69 | $1,252,233 | 122,695 | −4.44% | plan? |
| Oct 17, 2018 GForm 4 → | Oct 19, 6:25 pm EDT | Ajit JainVice Chairman, Director | 108 | — | — | 202 | — | plan? |
| Aug 29, 2018 GForm 4 → | Aug 30, 1:39 pm EDT | Ajit JainVice Chairman, Director | 96 | — | — | 310 | — | plan? |
| Aug 15, 2018 GForm 4 → | Aug 16, 12:58 pm EDT | Ajit JainVice Chairman, Director | 49 | — | — | 406 | — | plan? |
| Aug 7, 2018 GForm 5 → | Jan 22, 2019, 4:11 pm EST | Warren E BuffettChairman and CEO, Director, 10% Owner | 67,331 | — | — | 115,954 | — | plan? |
| May 27, 2018 GForm 4 → | Jun 28, 12:05 pm EDT | Ajit JainVice Chairman, Director | 6 | — | — | 455 | — | plan? late |
| May 24, 2018 GForm 4 → | May 25, 10:29 am EDT | Ajit JainVice Chairman, Director | 6 | — | — | 461 | — | plan? |
| May 15, 2018 GForm 4 → | May 16, 4:41 pm EDT | Ajit JainVice Chairman, Director | 732 | — | — | 467 | — | plan? |
| May 10, 2018 PForm 4 → | May 10, 11:46 am EDT | Ajit JainVice Chairman, Director | 6,000 | $199.82 | $1,198,920 | 128,395 | — | plan? |
| Mar 12, 2018 CGForm 4 → | Jul 17, 5:48 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 35,547,371 | — | — | 183,285 | — | plan? late |
| Mar 6, 2018 GForm 4 → | Mar 12, 5:04 pm EDT | Ajit JainVice Chairman, Director | 25 | — | — | 1,199 | — | plan? late |
| Feb 28, 2018 CGForm 4 → | Mar 2, 8:07 pm EST | Ronald L OlsonDirector | 5,103 | — | — | 1,297 | — | plan? |
| Jan 8, 2018 GForm 5 → | Feb 8, 2019, 5:15 pm EST | Charlotte GuymanDirector | 200 | — | — | 0 | — | plan? |
| Jul 25, 2017 CGForm 4 → | Jan 3, 2018, 8:04 pm EST | Warren E BuffettChairman and CEO, Director, 10% Owner | 365,238 | — | — | 129,657 | — | plan? late |
| Mar 23, 2017 CGForm 4 → | Jul 11, 2:27 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 37,384,076 | — | — | 194,895 | — | plan? late |
| Jan 4, 2017 CGForm 4 → | Mar 24, 4:39 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 150,374 | — | — | 78,971 | — | plan? late |
| Sep 6, 2016 GForm 5 → | Jan 20, 2017, 7:41 pm EST | Warren E BuffettChairman and CEO, Director, 10% Owner | 65,561 | — | — | 79,345 | — | plan? |
| Jan 26, 2016 CGForm 4 → | Jul 14, 7:18 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 39,319,979 | — | — | 144,906 | — | plan? late |
| Jan 20, 2016 CGForm 4 → | Jan 27, 4:53 pm EST | Warren E BuffettChairman and CEO, Director, 10% Owner | 296,328 | — | — | 164,885 | — | plan? late |
| Jan 4, 2016 PForm 4 → | Jan 6, 11:06 am EST | Meryl B WitmerDirector | 1,000 | $129.85 | $129,850 | 1,000 | — | plan? |
| Dec 4, 2015 GForm 5 → | Feb 14, 2018, 5:53 pm EST | Charlotte GuymanDirector | 400 | — | — | 200 | — | plan? |
| Jul 22, 2015 GForm 5 → | Jan 26, 2016, 6:08 pm EST | Warren E BuffettChairman and CEO, Director, 10% Owner | 178,344 | — | — | 44,213 | — | plan? |
| Jan 27, 2015 CGForm 4 → | Jul 6, 4:40 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 39,623,713 | — | — | 222,557 | — | plan? late |
| Jul 31, 2014 GForm 5 → | Jan 30, 2015, 1:47 pm EST | Warren E BuffettChairman and CEO, Director, 10% Owner | 59,370 | — | — | 2,046,270 | — | plan? |
| Apr 15, 2014 PForm 5 → | Feb 13, 2015, 8:33 am EST | Thomas S MurphyDirector | 500 | $123.85 | $61,925 | 2,990 | +20.1% | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 12, 2026 PForm 4 → | Aug 13, 5:00 pm EDT | Charles C ChangSee Remarks | 2 | $765,187.06 | $1,530,374 | 8 | — | |
| Jul 14, 2026 CForm 4 → | Jul 15, 4:32 pm EDT | Warren E BuffettDirector, 10% Owner | 8,000 | — | — | 188,290 | — | |
| Dec 18, 2018 PForm 4 → | Dec 20, 12:50 pm EST | Ajit JainVice Chairman, Director | 67 | $296,515.01 | $19,866,506 | 67 | — | |
| Sep 26, 2018 GForm 4 → | Sep 28, 2:41 pm EDT | Charles T MungerVice Chairman, Director | 214 | — | — | 4,538 | — | |
| Jul 16, 2018 CForm 4 → | Jul 17, 5:48 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 11,867 | — | — | 270,644 | — | |
| Jun 1, 2018 GForm 4 → | Jun 18, 2:44 pm EDT | Charles T MungerVice Chairman, Director | 26 | — | — | 4,752 | — | late |
| Mar 28, 2018 GForm 5 → | Feb 14, 2019, 11:16 am EST | David S GottesmanDirector | 34 | — | — | 78 | — | |
| Feb 28, 2018 CGForm 4 → | Mar 2, 8:07 pm EST | Ronald L OlsonDirector | 23 | — | — | 29 | — | |
| Feb 26, 2018 GForm 4 → | Feb 28, 2:50 pm EST | Charles T MungerVice Chairman, Director | 67 | — | — | 4,778 | — | |
| Jan 2, 2018 CForm 4 → | Jan 3, 8:04 pm EST | Warren E BuffettChairman and CEO, Director, 10% Owner | 100 | — | — | 282,511 | — | |
| Nov 3, 2017 GForm 4 → | Dec 11, 5:58 pm EST | Charles T MungerVice Chairman, Director | 18 | — | — | 4,845 | — | late |
| Jul 10, 2017 CForm 4 → | Jul 11, 2:27 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 12,500 | — | — | 282,611 | — | |
| Jun 26, 2017 GForm 4 → | Jul 21, 7:02 pm EDT | Charles T MungerVice Chairman, Director | 20 | — | — | 4,863 | — | late |
| Mar 22, 2017 CForm 4 → | Mar 24, 4:39 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 50 | — | — | 295,111 | — | |
| Dec 23, 2016 GForm 4/A → | Jan 11, 2017, 8:30 pm EST | Charles T MungerVice Chairman, Director | 21 | — | — | 4,883 | — | |
| Dec 23, 2016 GForm 4 → | Jan 10, 2017, 7:36 pm EST | Charles T MungerVice Chairman, Director | 21 | — | — | 4,883 | — | late amended |
| Jul 13, 2016 CForm 4 → | Jul 14, 7:18 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 13,100 | — | — | 295,161 | — | |
| Mar 11, 2016 PForm 4 → | Mar 16, 8:57 pm EDT | Ronald L OlsonDirector | 10 | $210,543.09 | $2,105,431 | 102 | — | late |
| Jan 25, 2016 CForm 4 → | Jan 27, 4:53 pm EST | Warren E BuffettChairman and CEO, Director, 10% Owner | 139 | — | — | 308,261 | — | |
| Jun 25, 2015 CForm 4 → | Jul 6, 4:40 pm EDT | Warren E BuffettChairman and CEO, Director, 10% Owner | 12,600 | — | — | 308,400 | — | late |
| Sep 22, 2014 GForm 5 → | Feb 13, 2015, 8:33 am EST | Thomas S MurphyDirector | 134 | — | — | 0 | — |
Filed by this entity as an insider elsewhere — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 23, 2026 PForm 4 → | Sep 25, 8:02 pm EDT | LENNAR CORP /NEW/LEN | 1,679,700 | $81.19 | $136,382,789 | 548,892 | — | |
| Sep 17, 2026 PForm 4 → | Sep 21, 9:31 pm EDT | LENNAR CORP /NEW/LEN, LEN.B | 2,743,529 | $77.42 | $212,395,151 | 528,217 | — | |
| Jul 31, 2026 SForm 4 → | Aug 4, 5:27 pm EDT | DAVITA INC.DVA | 182,980 | $199.55 | $36,513,293 | 28,697,229 | −0.63% | |
| Mar 11, 2019 PForm 4 → | Mar 13, 5:23 pm EDT | DELTA AIR LINES INC /DE/DAL | 6,500 | $49.94 | $324,598 | 70,910,456 | +0.01% | plan? |
| Mar 6, 2019 PForm 4 → | Mar 8, 8:09 pm EST | DELTA AIR LINES INC /DE/DAL | 5,368,956 | $49.40 | $265,234,149 | 70,903,956 | +8.19% | plan? |
| Feb 13, 2018 DForm 4 → | Feb 15, 5:24 pm EST | Phillips 66PSX | 35,000,000 | $93.73 | $3,280,375,000 | 45,689,892 | — | plan? |
| May 26, 2017 PForm 4 → | May 31, 8:04 pm EDT | Liberty Media CorpLSXMK | 644,172 | $41.53 | $26,752,768 | 31,090,985 | +2.12% | plan? |
| May 26, 2017 PForm 4 → | May 31, 8:02 pm EDT | Liberty Media CorpLSXMA | 377,657 | $41.64 | $15,724,097 | 14,860,360 | +2.61% | plan? |
| May 23, 2017 PForm 4 → | May 25, 8:05 pm EDT | Liberty Media CorpLSXMK | 667,233 | $39.72 | $26,502,903 | 30,446,813 | +2.24% | plan? |
| May 23, 2017 PForm 4 → | May 25, 8:01 pm EDT | Liberty Media CorpLSXMA | 328,888 | $39.88 | $13,116,250 | 14,482,703 | +2.32% | plan? |
| May 18, 2017 PForm 4 → | May 22, 8:07 pm EDT | Liberty Media CorpLSXMK | 679,930 | $38.08 | $25,891,281 | 29,779,580 | +2.34% | plan? |
| May 18, 2017 PForm 4 → | May 22, 8:02 pm EDT | Liberty Media CorpLSXMA | 492,156 | $38.26 | $18,831,927 | 14,153,815 | +3.60% | plan? |
| May 15, 2017 PForm 4 → | May 17, 8:04 pm EDT | Liberty Media CorpLSXMK | 1,867,530 | $36.44 | $68,053,913 | 29,099,650 | +6.86% | plan? |
| May 15, 2017 PForm 4 → | May 17, 8:01 pm EDT | Liberty Media CorpLSXMA | 507,742 | $36.67 | $18,620,458 | 13,661,659 | +3.86% | plan? |
| Apr 20, 2017 PForm 4 → | Apr 24, 9:07 pm EDT | Liberty Media CorpLSXMA | 2,470,117 | $39.96 | $98,699,105 | 13,153,917 | +23.1% | plan? |
| Apr 20, 2017 PForm 4 → | Apr 24, 9:04 pm EDT | Liberty Media CorpLSXMK | 3,875,011 | $39.95 | $154,805,611 | 27,232,120 | +16.6% | plan? |
| Apr 10, 2017 SForm 4 → | Apr 12, 6:15 pm EDT | WELLS FARGO & COMPANY/MNWFC | 7,134,447 | $53.81 | $383,924,253 | 497,165,023 | −1.41% | plan? |
| Sep 15, 2016 PForm 4 → | Sep 19, 8:01 pm EDT | Phillips 66PSX | 17,910 | $77.52 | $1,388,428 | 80,689,892 | +0.02% | plan? |
| Sep 12, 2016 PForm 4 → | Sep 14, 7:59 pm EDT | Phillips 66PSX | 1,019,974 | $77.21 | $78,753,126 | 80,671,982 | +1.28% | plan? |
| Sep 1, 2016 PForm 4 → | Sep 6, 8:03 pm EDT | Phillips 66PSX | 82,361 | $77.86 | $6,412,767 | 79,652,008 | +0.10% | plan? |
| Aug 25, 2016 PForm 4 → | Aug 29, 8:01 pm EDT | Phillips 66PSX | 83,466 | $78.29 | $6,534,370 | 79,569,647 | +0.11% | plan? |
| Aug 22, 2016 PForm 4 → | Aug 24, 8:00 pm EDT | Phillips 66PSX | 704,181 | $77.45 | $54,535,414 | 79,486,181 | +0.89% | plan? |
| Jun 10, 2016 PForm 4 → | Jun 14, 8:19 pm EDT | Phillips 66PSX | 756,780 | $79.59 | $60,234,384 | 78,782,000 | +0.97% | plan? |
| Jun 3, 2016 PForm 4 → | Jun 7, 8:02 pm EDT | Phillips 66PSX | 469,604 | $80.18 | $37,654,009 | 78,025,220 | +0.61% | plan? |
| May 27, 2016 PForm 4 → | Jun 1, 8:16 pm EDT | Phillips 66PSX | 537,968 | $80.05 | $43,064,010 | 77,555,616 | +0.70% | plan? |
| May 24, 2016 PForm 4 → | May 26, 8:02 pm EDT | Phillips 66PSX | 642,273 | $79.76 | $51,225,281 | 77,017,648 | +0.84% | plan? |
| May 19, 2016 PForm 4 → | May 23, 8:01 pm EDT | Phillips 66PSX | 824,630 | $77.79 | $64,148,694 | 76,375,375 | +1.09% | plan? |
| Apr 29, 2016 SForm 4 → | May 3, 8:02 pm EDT | VERISIGN INC/CAVRSN | 32,255 | $89.30 | $2,880,256 | 12,952,745 | −0.25% | plan? |
| Feb 10, 2016 PForm 4 → | Feb 12, 8:02 pm EST | Phillips 66PSX | 1,079,478 | $72.91 | $78,702,239 | 75,550,745 | +1.45% | plan? |
| Feb 5, 2016 PForm 4 → | Feb 9, 8:04 pm EST | Phillips 66PSX | 486,804 | $75.52 | $36,765,849 | 74,471,267 | +0.66% | plan? |
| Feb 1, 2016 DForm 4 → | Feb 8, 9:29 pm EST | Symetra Financial CORPSYA | 20,048,879 | $32.00 | $641,564,128 | 0 | — | plan? late |
| Feb 1, 2016 PForm 4 → | Feb 3, 8:02 pm EST | Phillips 66PSX | 1,691,153 | $77.99 | $131,894,524 | 73,984,463 | +2.34% | plan? |
| Jan 27, 2016 PForm 4 → | Jan 29, 8:00 pm EST | Phillips 66PSX | 2,541,346 | $77.94 | $198,070,221 | 72,293,310 | +3.64% | plan? |
| Jan 14, 2016 PForm 4 → | Jan 19, 7:54 pm EST | Phillips 66PSX | 719,055 | $77.59 | $55,789,470 | 69,751,964 | +1.04% | plan? |
| Jan 13, 2016 PForm 4 → | Jan 15, 8:12 pm EST | Phillips 66PSX | 1,587,407 | $76.51 | $121,457,348 | 69,032,909 | +2.35% | plan? |
| Jan 12, 2016 PForm 4 → | Jan 14, 8:00 pm EST | Phillips 66PSX | 861,470 | $77.03 | $66,361,850 | 67,445,502 | +1.29% | plan? |
| Jan 11, 2016 PForm 4 → | Jan 13, 8:02 pm EST | Phillips 66PSX | 902,442 | $75.96 | $68,552,269 | 66,584,032 | +1.37% | plan? |
| Jan 8, 2016 PForm 4 → | Jan 12, 7:43 pm EST | Phillips 66PSX | 1,741,210 | $76.01 | $132,344,932 | 65,681,590 | +2.72% | plan? |
| Jan 7, 2016 PForm 4 → | Jan 11, 8:22 pm EST | Phillips 66PSX | 1,645,887 | $76.63 | $126,127,770 | 63,940,380 | +2.64% | plan? |
| Jan 6, 2016 PForm 4 → | Jan 8, 7:42 pm EST | Phillips 66PSX | 759,295 | $78.34 | $59,483,012 | 62,294,493 | +1.23% | plan? |
| Jan 4, 2016 PForm 4 → | Jan 6, 8:12 pm EST | Phillips 66PSX | 48,272 | $79.66 | $3,845,196 | 61,535,198 | +0.08% | plan? |
| Sep 4, 2015 PForm 4 → | Sep 9, 7:51 pm EDT | Phillips 66PSX | 3,511,470 | $79.37 | $278,709,121 | 61,486,926 | +6.06% | plan? |
| Aug 26, 2015 PForm 4 → | Aug 28, 8:13 pm EDT | Phillips 66PSX | 3,175,041 | $74.68 | $237,121,072 | 57,975,456 | +5.79% | plan? |
Filed by this entity as an insider elsewhere — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.