Buffett Warren E
- SEC CIK
- 0000315090
In the past year, 2 open-market purchase filings worth $348.8M and 5 sale filings worth $501.1M.
Current role at each company
- LEN Lennar Corp10% Owneras of Sep 25, 2026
- DVA Davita Inc.10% Owneras of Aug 4, 2026
- BRK.A Berkshire Hathaway IncDirector, 10% Owneras of Jul 15, 2026
- LLYVA Liberty Live Holdings, Inc.10% Owneras of Feb 17, 2026
- SIRI Sirius XM Holdings Inc.10% Owneras of Aug 4, 2025
Show 6 more companies
- VRSN Verisign Inc10% Owneras of Aug 1, 2025
- OXY Occidental Petroleum Corp10% Owneras of Feb 11, 2025
- BAC Bank of America Corp10% Owneras of Oct 17, 2024
- FWONA Liberty Media Corp10% Owneras of Sep 12, 2024
- Liberty Media LLC10% Owneras of Jan 4, 2024
- HPQ HP Inc10% Owneras of Oct 5, 2023
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- $348.8M
- 2 filings
- Sold
- $501.1M
- 5 filings
- Net
- −$152.3M
- Bought minus sold
- Companies
- 3
- With open-market trades
Trades
Every Form 4 that lists Buffett Warren E as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
LEN Lennar Corp
10% Owner4 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 21, 2026 (view filing)9:31 PM ET | Sep 17-21 | 4 days | Buffett Warren E and 1 other10% Owner | PPurchaseClass A Common Stock | +2.67M | $77.46 | +$206.7M | +12.7%23.7M after | 8 lots |
| Sep 21, 2026 (view filing)9:31 PM ET | Sep 17-21 | 4 days | Buffett Warren E and 1 other10% Owner | PPurchaseClass B Common Stock | +75.0K | $75.96 | +$5.70M | +16.6%528.2K after | 8 lots |
| Sep 25, 2026 (view filing)8:02 PM ET | Sep 23-25 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseClass A Common Stock | +1.66M | $81.22 | +$134.7M | +7.0%25.4M after | 5 lots |
| Sep 25, 2026 (view filing)8:02 PM ET | Sep 23-25 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseClass B Common Stock | +20.7K | $79.56 | +$1.64M | +3.9%548.9K after | 4 lots |
DVA Davita Inc.
10% Owner9 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Feb 13, 2025 (view filing)7:50 PM ET | Feb 11 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −203.1K | $156.01 | −$31.7M | −0.6%35.9M after | |
| Feb 19, 2025 (view filing)7:47 PM ET | Feb 14-19 | 5 days | Buffett Warren E and 1 other10% Owner | SSale | −750.0K | $154.74 | −$116.1M | −2.1%35.1M after | 18 lots |
| May 12, 2025 (view filing)4:05 PM ET | May 8 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −1.15M | $147.11 | −$168.6M | −3.3%34.0M after | |
| May 27, 2025 (view filing)9:34 PM ET | May 22-27 | 5 days | Buffett Warren E and 1 other10% Owner | SSale | −200.0K | $138.85 | −$27.8M | −0.6%33.8M after | 8 lots |
| Aug 4, 2025 (view filing)9:00 PM ET | Jul 31 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −1.64M | $140.61 | −$230.0M | −4.8%32.2M after | |
| Oct 29, 2025 (view filing)6:09 PM ET | Oct 27 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −401.5K | $135.36 | −$54.3M | −1.2%31.8M after | |
| Feb 2, 2026 (view filing)5:30 PM ET | Jan 29 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −1.66M | $120.56 | −$199.9M | −5.2%30.1M after | |
| May 5, 2026 (view filing)6:52 PM ET | May 1 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −1.22M | $149.84 | −$182.9M | −4.1%28.9M after | |
| Aug 4, 2026 (view filing)5:27 PM ET | Jul 31 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −183.0K | $199.55 | −$36.5M | −0.6%28.7M after |
LLYVA Liberty Live Holdings, Inc.
10% Owner1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Feb 17, 2026 (view filing)4:49 PM ET | Jan 6-16 | 42 daysLate | Buffett Warren E and 1 other10% Owner | SSaleSeries C Liberty Live Group Common Stock | −330.5K | $82.86 | −$27.4M | −3.0%10.6M after | 9 lots |
SIRI Sirius XM Holdings Inc.
10% Owner6 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Oct 11, 2024 (view filing)7:07 PM ET | Oct 9-11 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +3.56M | $24.33 | +$86.7M | +3.4%108.7M after | 4 lots |
| Oct 18, 2024 (view filing)7:41 PM ET | Oct 16-18 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +1.56M | $27.05 | +$42.1M | +1.4%110.3M after | 3 lots |
| Oct 31, 2024 (view filing)7:30 PM ET | Oct 29-31 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +2.23M | $27.24 | +$60.7M | +2.0%112.5M after | 3 lots |
| Dec 19, 2024 (view filing)9:39 PM ET | Dec 17-19 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +4.96M | $21.60 | +$107.2M | +4.4%117.5M after | 5 lots |
| Feb 3, 2025 (view filing)7:27 PM ET | Jan 30-Feb 3 | 4 days | Buffett Warren E and 1 other10% Owner | PPurchase | +2.31M | $23.38 | +$54.0M | +2.0%119.8M after | 4 lots |
| Aug 4, 2025 (view filing)9:00 PM ET | Jul 31-Aug 4 | 4 days | Buffett Warren E and 1 other10% Owner | PPurchase | +5.03M | $21.16 | +$106.5M | +4.2%124.8M after | 4 lots |
VRSN Verisign Inc
10% Owner5 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 19, 2024 (view filing)9:42 PM ET | Dec 17-19 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +234.3K | $193.77 | +$45.4M | +1.8%13.0M after | 12 lots |
| Dec 26, 2024 (view filing)6:56 PM ET | Dec 20-24 | 6 days | Buffett Warren E and 1 other10% Owner | PPurchase | +143.4K | $199.05 | +$28.5M | +1.1%13.2M after | 14 lots |
| Dec 30, 2024 (view filing)8:22 PM ET | Dec 26-30 | 4 days | Buffett Warren E and 1 other10% Owner | PPurchase | +76.5K | $203.62 | +$15.6M | +0.6%13.3M after | 11 lots |
| Jan 3, 2025 (view filing)8:27 PM ET | Dec 31, 2024-Jan 3, 2025 | 3 days | Buffett Warren E and 1 other10% Owner | PPurchase | +20.0K | $204.71 | +$4.10M | +0.2%13.3M after | 4 lots |
| Aug 1, 2025 (view filing)7:02 PM ET | Jul 30 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −4.30M | $282.15 | −$1.21B | −32.4%8.99M after |
OXY Occidental Petroleum Corp
10% Owner30 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 4, 2022 (view filing)8:34 PM ET | Mar 2-4 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +61.4M | $50.88 | +$3.12B | +205.8%91.2M after | 14 lots |
| Mar 11, 2022 (view filing)9:04 PM ET | Mar 9-11 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +27.1M | $56.60 | +$1.53B | +29.7%118.3M after | 11 lots |
| Mar 16, 2022 (view filing)7:50 PM ET | Mar 14-16 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +18.1M | $54.41 | +$985.0M | +15.3%136.4M after | 7 lots |
| May 4, 2022 (view filing)8:27 PM ET | May 2-3 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +5.89M | $57.11 | +$336.2M | +4.3%142.3M after | 5 lots |
| May 12, 2022 (view filing)9:33 PM ET | May 10-12 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +901.8K | $57.32 | +$51.7M | +0.6%143.2M after | 2 lots |
| Jun 22, 2022 (view filing)6:21 PM ET | Jun 17-22 | 5 days | Buffett Warren E and 1 other10% Owner | PPurchase | +9.55M | $55.36 | +$528.8M | +6.7%152.7M after | 5 lots |
| Jun 27, 2022 (view filing)6:43 PM ET | Jun 23 | 4 days | Buffett Warren E and 1 other10% Owner | PPurchase | +794.4K | $55.39 | +$44.0M | +0.5%153.5M after | 2 lots |
| Jul 1, 2022 (view filing)9:14 PM ET | Jun 29-Jul 1 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +9.89M | $58.91 | +$582.4M | +6.4%163.4M after | 8 lots |
| Jul 7, 2022 (view filing)5:00 PM ET | Jul 5-6 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +12.0M | $57.94 | +$697.8M | +7.4%175.4M after | 6 lots |
| Jul 13, 2022 (view filing)7:03 PM ET | Jul 11-13 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +4.30M | $58.05 | +$249.8M | +2.5%179.7M after | 5 lots |
BAC Bank of America Corp
10% Owner16 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 19, 2024 (view filing)8:32 PM ET | Jul 17-19 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −33.9M | $43.56 | −$1.48B | −3.3%999.0M after | 4 lots |
| Jul 24, 2024 (view filing)8:00 PM ET | Jul 22-24 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −18.9M | $42.46 | −$802.5M | −1.9%980.1M after | 3 lots |
| Jul 29, 2024 (view filing)9:01 PM ET | Jul 25-29 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −18.4M | $41.65 | −$767.0M | −1.9%961.6M after | 3 lots |
| Aug 1, 2024 (view filing)9:37 PM ET | Jul 30-Aug 1 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −19.2M | $40.52 | −$778.7M | −2.0%942.4M after | 6 lots |
| Aug 19, 2024 (view filing)7:45 PM ET | Aug 15-19 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −14.0M | $39.42 | −$550.7M | −1.5%928.5M after | 3 lots |
| Aug 27, 2024 (view filing)9:28 PM ET | Aug 23-27 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −24.7M | $39.82 | −$981.9M | −2.7%903.8M after | 3 lots |
| Aug 30, 2024 (view filing)6:31 PM ET | Aug 28-30 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −21.1M | $40.24 | −$848.2M | −2.3%882.7M after | 3 lots |
| Sep 5, 2024 (view filing)7:15 PM ET | Sep 3-5 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −18.7M | $40.54 | −$760.0M | −2.1%864.0M after | 3 lots |
| Sep 10, 2024 (view filing)7:13 PM ET | Sep 6-10 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −5.80M | $39.45 | −$228.7M | −0.7%858.2M after | 3 lots |
| Sep 19, 2024 (view filing)6:59 PM ET | Sep 17-19 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −22.3M | $40.23 | −$896.1M | −2.6%835.9M after | 3 lots |
FWONA Liberty Media Corp
10% Owner24 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 3, 2021 (view filing)8:50 PM ET | Nov 1 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries A Liberty SiriusXM Common Stock | +5.35M | $50.02 | +$267.4M | +36.0%20.2M after | |
| Jan 17, 2024 (view filing)9:33 PM ET | Jan 12-17 | 5 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries C Liberty SiriusXM Common Stock | +1.59M | $30.40 | +$48.4M | +3.5%46.5M after | 3 lots |
| Jan 17, 2024 (view filing)9:39 PM ET | Jan 12-17 | 5 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries A Liberty SiriusXM Common Stock | +1.20M | $30.43 | +$36.6M | +5.6%22.5M after | 3 lots |
| Jan 18, 2024 (view filing)5:29 PM ET | Jan 2-4 | 16 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries A Liberty SiriusXM Common Stock | +1.09M | $29.76 | +$32.5M | +5.4%21.3M after | Amended4 lots |
| Jan 25, 2024 (view filing)9:25 PM ET | Jan 23-25 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries A Liberty SiriusXM Common Stock | +438.9K | $30.99 | +$13.6M | +2.0%22.9M after | 3 lots |
| Jan 25, 2024 (view filing)9:25 PM ET | Jan 23-25 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries C Liberty SiriusXM Common Stock | +1.00M | $30.97 | +$31.1M | +2.2%47.5M after | 3 lots |
| Feb 1, 2024 (view filing)8:56 PM ET | Jan 30-Feb 1 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries A Liberty SiriusXM Common Stock | +799.6K | $30.37 | +$24.3M | +3.5%23.7M after | 3 lots |
| Feb 1, 2024 (view filing)8:57 PM ET | Jan 30-Feb 1 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries C Liberty SiriusXM Common Stock | +1.03M | $30.30 | +$31.2M | +2.2%48.5M after | 3 lots |
| Mar 6, 2024 (view filing)7:42 PM ET | Mar 4-6 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries A Liberty SiriusXM Common Stock | +1.49M | $29.22 | +$43.6M | +6.3%25.2M after | 3 lots |
| Mar 6, 2024 (view filing)7:47 PM ET | Mar 4-6 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries C Liberty SiriusXM Common Stock | +2.18M | $29.26 | +$63.9M | +4.5%50.7M after | 3 lots |
Liberty Media LLC
10% Owner2 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jan 4, 2024 (view filing)9:26 PM ET | Jan 2-4 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries A Liberty SiriusXM Common Stock | +1.09M | $29.76 | +$32.5M | +5.4%21.3M after | 4 lots |
| Jan 4, 2024 (view filing)9:32 PM ET | Jan 2-4 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchaseSeries C Liberty SiriusXM Common Stock | +1.67M | $29.76 | +$49.7M | +3.9%44.9M after | 4 lots |
HPQ HP Inc
10% Owner6 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Apr 6, 2022 (view filing)7:38 PM ET | Apr 4-6 | 2 days | Buffett Warren E and 1 other10% Owner | PPurchase | +11.1M | $35.80 | +$398.5M | +10.1%121.0M after | 4 lots |
| Sep 13, 2023 (view filing)7:36 PM ET | Sep 11-13 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −5.50M | $28.81 | −$158.5M | −4.5%115.5M after | 3 lots |
| Sep 22, 2023 (view filing)8:06 PM ET | Sep 20-22 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −4.79M | $26.98 | −$129.2M | −4.1%110.7M after | 3 lots |
| Sep 27, 2023 (view filing)6:33 PM ET | Sep 25-27 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −4.61M | $25.94 | −$119.7M | −4.2%106.0M after | 3 lots |
| Oct 2, 2023 (view filing)8:29 PM ET | Sep 28-Oct 2 | 4 days | Buffett Warren E and 1 other10% Owner | SSale | −5.13M | $25.76 | −$132.0M | −4.8%100.9M after | 3 lots |
| Oct 5, 2023 (view filing)6:30 PM ET | Oct 3 | 2 days | Buffett Warren E and 1 other10% Owner | SSale | −3.07M | $26.20 | −$80.4M | −3.0%97.9M after |