Buffett Warren E: insider trades.
Buffett Warren E reported 36 non-derivative transactions on 6 SEC ownership filings in Q3 2026: 30 open-market purchases ($402.7M) and 1 sale ($36.5M), across 3 companies.
- Transactions
- 36
- Purchases (P)
- 30
- Sales (S)
- 1
- Companies
- 3
- Name as filed
- BUFFETT WARREN E
Companies
| Company | Relationship | Transactions |
|---|---|---|
| Lennar Corp /New/ (LEN) | TenPercentOwner | 30 |
| Berkshire Hathaway Inc (BRK.A) | Director, TenPercentOwner | 5 |
| Davita Inc. (DVA) | TenPercentOwner | 1 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-30 | Lennar Corp /New/ | P | 638,813 | $81.59 | 26,034,436 | Form 4 |
| 2026-09-30 | Lennar Corp /New/ | P | 4,008 | $79.98 | 553,000 | Form 4 |
| 2026-09-29 | Lennar Corp /New/ | P | 100 | $80 | 548,992 | Form 4 |
| 2026-09-29 | Lennar Corp /New/ | P | 12,289 | $81.95 | 25,395,623 | Form 4 |
| 2026-09-28 | Lennar Corp /New/ | P | 5,200 | $81.96 | 25,383,334 | Form 4 |
| 2026-09-25 | Lennar Corp /New/ | P | 313,379 | $80.9 | 25,206,411 | Form 4 |
| 2026-09-25 | Lennar Corp /New/ | P | 7,022 | $79.53 | 548,892 | Form 4 |
| 2026-09-25 | Lennar Corp /New/ | P | 171,723 | $81.6 | 25,378,134 | Form 4 |
| 2026-09-24 | Lennar Corp /New/ | P | 241,692 | $81.44 | 24,893,032 | Form 4 |
| 2026-09-24 | Lennar Corp /New/ | P | 399,238 | $80.58 | 24,651,340 | Form 4 |
| 2026-09-24 | Lennar Corp /New/ | P | 9,415 | $79.42 | 538,895 | Form 4 |
| 2026-09-24 | Lennar Corp /New/ | P | 2,975 | $79.91 | 541,870 | Form 4 |
| 2026-09-23 | Lennar Corp /New/ | P | 532,993 | $81.65 | 24,252,102 | Form 4 |
| 2026-09-23 | Lennar Corp /New/ | P | 1,263 | $79.99 | 529,480 | Form 4 |
| 2026-09-21 | Lennar Corp /New/ | P | 160,275 | $77.23 | 23,235,300 | Form 4 |
| 2026-09-21 | Lennar Corp /New/ | P | 483,809 | $77.97 | 23,719,109 | Form 4 |
| 2026-09-21 | Lennar Corp /New/ | P | 18,146 | $76.62 | 528,217 | Form 4 |
| 2026-09-21 | Lennar Corp /New/ | P | 4,888 | $75.76 | 510,071 | Form 4 |
| 2026-09-18 | Lennar Corp /New/ | P | 1,218,429 | $76.39 | 22,946,779 | Form 4 |
| 2026-09-18 | Lennar Corp /New/ | P | 500 | $78.38 | 505,183 | Form 4 |
| 2026-09-18 | Lennar Corp /New/ | P | 68,760 | $78.09 | 23,067,125 | Form 4 |
| 2026-09-18 | Lennar Corp /New/ | P | 7,900 | $78.88 | 23,075,025 | Form 4 |
| 2026-09-18 | Lennar Corp /New/ | P | 33,122 | $74.8 | 503,583 | Form 4 |
| 2026-09-18 | Lennar Corp /New/ | P | 390 | $75.76 | 503,973 | Form 4 |
| 2026-09-18 | Lennar Corp /New/ | P | 710 | $76.98 | 504,683 | Form 4 |
| 2026-09-18 | Lennar Corp /New/ | P | 51,586 | $77.06 | 22,998,365 | Form 4 |
| 2026-09-17 | Lennar Corp /New/ | P | 8,959 | $76.96 | 462,155 | Form 4 |
| 2026-09-17 | Lennar Corp /New/ | P | 8,306 | $77.94 | 470,461 | Form 4 |
| 2026-09-17 | Lennar Corp /New/ | P | 410,164 | $79.41 | 21,728,350 | Form 4 |
| 2026-09-17 | Lennar Corp /New/ | P | 267,585 | $78.41 | 21,318,186 | Form 4 |
| 2026-07-31 | Davita Inc. | S | 182,980 | $199.55 | 28,697,229 | Form 4 |
| 2026-07-14 | Berkshire Hathaway Inc | G | 1,000,000 | $0 | 2,001,162 | Form 4 |
| 2026-07-14 | Berkshire Hathaway Inc | G | 1,000,000 | $0 | 1,162 | Form 4 |
| 2026-07-14 | Berkshire Hathaway Inc | C | 12,000,000 | $0 | 12,001,162 | Form 4 |
| 2026-07-14 | Berkshire Hathaway Inc | G | 9,000,000 | $0 | 3,001,162 | Form 4 |
| 2026-07-14 | Berkshire Hathaway Inc | G | 1,000,000 | $0 | 1,001,162 | Form 4 |
Questions
What stock did Buffett Warren E buy or sell?
Buffett Warren E reported 36 non-derivative transactions on 6 SEC ownership filings in Q3 2026: 30 open-market purchases ($402.7M) and 1 sale ($36.5M), across 3 companies.
Is Buffett Warren E the same person as other filers with this name?
This page covers SEC CIK 315090 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/buffett-warren-e-315090.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.