BUFFETT WARREN E

Business address
3555 Farnam St, Ste 1440, Omaha, NE, 68131
Top holdings (ownership)
BRK.A
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BUFFETT WARREN E has filed 519 SEC EDGAR filings since 12 Apr 1996

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
13F-NT Open Document Open Filing 14 Nov 2025 30 Sep 2025 028-00554
4 Open Document Open Filing 4 12 Nov 2025 10 Nov 2025 001-14905
SCHEDULE 13D/A Open Document Open Filing 12 Nov 2025
4 Open Document Open Filing 4 29 Oct 2025 27 Oct 2025 001-14106
13F-NT Open Document Open Filing 14 Aug 2025 30 Jun 2025 028-00554
4 Open Document Open Filing 4 04 Aug 2025 31 Jul 2025 001-14106
4 Open Document Open Filing 4 04 Aug 2025 31 Jul 2025 001-34295
4 Open Document Open Filing 4 01 Aug 2025 30 Jul 2025 000-23593
4 Open Document Open Filing 4 16 Jul 2025 14 Jul 2025 001-14905
4 Open Document Open Filing 4 30 Jun 2025 27 Jun 2025 001-14905
SCHEDULE 13D/A Open Document Open Filing 30 Jun 2025
4 Open Document Open Filing 4 27 May 2025 22 May 2025 001-14106
4 Open Document Open Filing 4 15 May 2025 13 May 2025 001-14905
13F-NT Open Document Open Filing 15 May 2025 31 Mar 2025 028-00554
4 Open Document Open Filing 4 12 May 2025 08 May 2025 001-14106
4 Open Document Open Filing 4 09 Apr 2025 07 Apr 2025 001-14905
4 Open Document Open Filing 4 19 Feb 2025 14 Feb 2025 001-14106
SCHEDULE 13G/A Open Document Open Filing 14 Feb 2025
13F-NT Open Document Open Filing 14 Feb 2025 31 Dec 2024 028-00554
4 Open Document Open Filing 4 13 Feb 2025 11 Feb 2025 001-14106
4 Open Document Open Filing 4 11 Feb 2025 07 Feb 2025 001-09210
4 Open Document Open Filing 4 03 Feb 2025 30 Jan 2025 001-34295
4 Open Document Open Filing 4 03 Jan 2025 31 Dec 2024 000-23593
4 Open Document Open Filing 4 30 Dec 2024 26 Dec 2024 000-23593
4 Open Document Open Filing 4 26 Dec 2024 20 Dec 2024 000-23593
4 Open Document Open Filing 4 19 Dec 2024 17 Dec 2024 000-23593
4 Open Document Open Filing 4 19 Dec 2024 17 Dec 2024 001-34295
4 Open Document Open Filing 4 19 Dec 2024 17 Dec 2024 001-09210
4 Open Document Open Filing 4 04 Dec 2024 03 Dec 2024 001-14905
SC 13D/A Open Document Open Filing SC 13D/A 25 Nov 2024
4 Open Document Open Filing 4 25 Nov 2024 25 Nov 2024 001-14905
13F-NT Open Document Open Filing 14 Nov 2024 30 Sep 2024 028-00554
4 Open Document Open Filing 4 31 Oct 2024 29 Oct 2024 001-34295
4 Open Document Open Filing 4 18 Oct 2024 16 Oct 2024 001-34295
4 Open Document Open Filing 4 17 Oct 2024 15 Oct 2024 001-06523
3 Open Document Open Filing 3 17 Oct 2024 15 Oct 2024 001-06523
4 Open Document Open Filing 4 11 Oct 2024 09 Oct 2024 001-34295
4 Open Document Open Filing 4 10 Oct 2024 08 Oct 2024 001-06523
4 Open Document Open Filing 4 07 Oct 2024 03 Oct 2024 001-06523
4 Open Document Open Filing 4 02 Oct 2024 30 Sep 2024 001-06523
4 Open Document Open Filing 4 27 Sep 2024 25 Sep 2024 001-06523
4 Open Document Open Filing 4 24 Sep 2024 20 Sep 2024 001-06523
4 Open Document Open Filing 4 19 Sep 2024 17 Sep 2024 001-06523
SC 13G Open Document Open Filing SC 13G 19 Sep 2024
3 Open Document Open Filing 3 19 Sep 2024 09 Sep 2024 001-34295
4 Open Document Open Filing 4 13 Sep 2024 12 Sep 2024 001-14905
4 Open Document Open Filing 4 12 Sep 2024 09 Sep 2024 001-35707
4 Open Document Open Filing 4 12 Sep 2024 09 Sep 2024 001-35707
4 Open Document Open Filing 4 10 Sep 2024 06 Sep 2024 001-06523
4 Open Document Open Filing 4 05 Sep 2024 03 Sep 2024 001-06523
4 Open Document Open Filing 4 30 Aug 2024 28 Aug 2024 001-06523
4 Open Document Open Filing 4 27 Aug 2024 23 Aug 2024 001-06523
4 Open Document Open Filing 4 19 Aug 2024 15 Aug 2024 001-06523
13F-NT Open Document Open Filing 14 Aug 2024 30 Jun 2024 028-00554
4 Open Document Open Filing 4 01 Aug 2024 30 Jul 2024 001-06523
4 Open Document Open Filing 4 29 Jul 2024 25 Jul 2024 001-06523
4 Open Document Open Filing 4 24 Jul 2024 22 Jul 2024 001-06523
4 Open Document Open Filing 4 19 Jul 2024 17 Jul 2024 001-06523
4 Open Document Open Filing 4 02 Jul 2024 02 Jul 2024 001-14905
SC 13D/A Open Document Open Filing SC 13D/A 28 Jun 2024
4 Open Document Open Filing 4 28 Jun 2024 28 Jun 2024 001-14905
4/A Open Document Open Filing 4/A 20 Jun 2024 13 Jun 2024 001-35707
4 Open Document Open Filing 4 17 Jun 2024 13 Jun 2024 001-35707
4 Open Document Open Filing 4 17 Jun 2024 13 Jun 2024 001-09210
4 Open Document Open Filing 4 12 Jun 2024 10 Jun 2024 001-09210
4 Open Document Open Filing 4 07 Jun 2024 05 Jun 2024 001-09210
13F-NT Open Document Open Filing 15 May 2024 31 Mar 2024 028-00554
4 Open Document Open Filing 4 01 May 2024 29 Apr 2024 001-35707
4 Open Document Open Filing 4 26 Apr 2024 24 Apr 2024 001-35707
4 Open Document Open Filing 4 26 Apr 2024 24 Apr 2024 001-35707
4 Open Document Open Filing 4 12 Apr 2024 10 Apr 2024 001-35707
4 Open Document Open Filing 4 12 Apr 2024 10 Apr 2024 001-35707
4 Open Document Open Filing 4 08 Apr 2024 04 Apr 2024 001-35707
4 Open Document Open Filing 4 08 Apr 2024 04 Apr 2024 001-35707
4 Open Document Open Filing 4 28 Mar 2024 26 Mar 2024 001-35707
4 Open Document Open Filing 4 28 Mar 2024 26 Mar 2024 001-35707
4 Open Document Open Filing 4 25 Mar 2024 21 Mar 2024 001-35707
4 Open Document Open Filing 4 25 Mar 2024 21 Mar 2024 001-35707
4 Open Document Open Filing 4 12 Mar 2024 08 Mar 2024 001-35707
4 Open Document Open Filing 4 12 Mar 2024 08 Mar 2024 001-35707
4 Open Document Open Filing 4 06 Mar 2024 04 Mar 2024 001-35707
4 Open Document Open Filing 4 06 Mar 2024 04 Mar 2024 001-35707
13F-NT Open Document Open Filing 14 Feb 2024 31 Dec 2023 028-00554
4 Open Document Open Filing 4 05 Feb 2024 01 Feb 2024 001-09210
4 Open Document Open Filing 4 01 Feb 2024 30 Jan 2024 001-35707
4 Open Document Open Filing 4 01 Feb 2024 30 Jan 2024 001-35707
4 Open Document Open Filing 4 25 Jan 2024 23 Jan 2024 001-35707
4 Open Document Open Filing 4 25 Jan 2024 23 Jan 2024 001-35707
4/A Open Document Open Filing 4/A 18 Jan 2024 02 Jan 2024 001-35707
4/A Open Document Open Filing 4/A 18 Jan 2024 02 Jan 2024 001-35707
4 Open Document Open Filing 4 17 Jan 2024 12 Jan 2024 001-35707
4 Open Document Open Filing 4 17 Jan 2024 12 Jan 2024 001-35707
4 Open Document Open Filing 4 04 Jan 2024 02 Jan 2024 001-16615
4 Open Document Open Filing 4 04 Jan 2024 02 Jan 2024 001-16615
4 Open Document Open Filing 4 21 Dec 2023 19 Dec 2023 001-09210
4 Open Document Open Filing 4 13 Dec 2023 11 Dec 2023 001-09210
4/A Open Document Open Filing FORM 4/A SUBMISSION 27 Nov 2023 21 Nov 2023 001-14905
SC 13D/A Open Document Open Filing SC 13D/A 27 Nov 2023
4 Open Document Open Filing FORM 4 SUBMISSION 21 Nov 2023 21 Nov 2023 001-14905
SC 13D/A Open Document Open Filing SC 13D/A 21 Nov 2023
13F-NT Open Document Open Filing 14 Nov 2023 30 Sep 2023 028-00554
4 Open Document Open Filing 4 25 Oct 2023 23 Oct 2023 001-09210
4 Open Document Open Filing 4 05 Oct 2023 03 Oct 2023 001-04423
4 Open Document Open Filing 4 02 Oct 2023 28 Sep 2023 001-04423
4 Open Document Open Filing 4 27 Sep 2023 25 Sep 2023 001-04423
4 Open Document Open Filing 4 22 Sep 2023 20 Sep 2023 001-04423
4 Open Document Open Filing FORM 4 SUBMISSION 13 Sep 2023 11 Sep 2023 001-04423
4 Open Document Open Filing FORM 4 SUBMISSION 16 Aug 2023 15 Aug 2023 001-14905
13F-NT Open Document Open Filing 14 Aug 2023 30 Jun 2023 028-00554
SC 13G/A Open Document Open Filing SC 13G/A 17 Jul 2023
4 Open Document Open Filing 4 28 Jun 2023 26 Jun 2023 001-09210
SC 13D/A Open Document Open Filing SC 13D/A 22 Jun 2023
4 Open Document Open Filing FORM 4 SUBMISSION 22 Jun 2023 21 Jun 2023 001-14905
4 Open Document Open Filing FORM 4 SUBMISSION 30 May 2023 25 May 2023 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 18 May 2023 16 May 2023 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 15 May 2023 11 May 2023 001-09210
13F-NT Open Document Open Filing 15 May 2023 31 Mar 2023 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 27 Mar 2023 23 Mar 2023 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 15 Mar 2023 13 Mar 2023 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 07 Mar 2023 03 Mar 2023 001-09210
13F-NT Open Document Open Filing 14 Feb 2023 31 Dec 2022 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 23 Nov 2022 22 Nov 2022 001-14905
SC 13D/A Open Document Open Filing SC 13D/A 23 Nov 2022
13F-NT Open Document Open Filing 14 Nov 2022 30 Sep 2022 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 28 Sep 2022 26 Sep 2022 001-09210
13F-NT Open Document Open Filing 15 Aug 2022 30 Jun 2022 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 08 Aug 2022 04 Aug 2022 001-09210
4/A Open Document Open Filing FORM 4/A SUBMISSION 19 Jul 2022 18 Jul 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 18 Jul 2022 14 Jul 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 13 Jul 2022 11 Jul 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 07 Jul 2022 05 Jul 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 01 Jul 2022 29 Jun 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 27 Jun 2022 23 Jun 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 22 Jun 2022 17 Jun 2022 001-09210
SC 13D/A Open Document Open Filing SC 13D/A 15 Jun 2022
4 Open Document Open Filing FORM 4 SUBMISSION 15 Jun 2022 14 Jun 2022 001-14905
13F-NT Open Document Open Filing 16 May 2022 31 Mar 2022 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 12 May 2022 10 May 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 04 May 2022 02 May 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 06 Apr 2022 04 Apr 2022 001-04423
3 Open Document Open Filing FORM 3 SUBMISSION 06 Apr 2022 01 Apr 2022 001-04423
4 Open Document Open Filing FORM 4 SUBMISSION 16 Mar 2022 14 Mar 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 11 Mar 2022 09 Mar 2022 001-09210
4 Open Document Open Filing FORM 4 SUBMISSION 04 Mar 2022 02 Mar 2022 001-09210
3 Open Document Open Filing FORM 3 SUBMISSION 04 Mar 2022 01 Mar 2022 001-09210
13F-NT Open Document Open Filing 14 Feb 2022 31 Dec 2021 028-00554
13F-NT Open Document Open Filing 15 Nov 2021 30 Sep 2021 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 03 Nov 2021 01 Nov 2021 001-35707
13F-NT Open Document Open Filing 16 Aug 2021 30 Jun 2021 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 23 Jun 2021 21 Jun 2021 001-14905
SC 13D/A Open Document Open Filing SC 13D/A 23 Jun 2021
13F-NT Open Document Open Filing 17 May 2021 31 Mar 2021 028-00554
13F-NT Open Document Open Filing 16 Feb 2021 31 Dec 2020 028-00554
3 Open Document Open Filing FORM 3 SUBMISSION 15 Jan 2021 07 Jan 2021 001-10701
13F-NT Open Document Open Filing 16 Nov 2020 30 Sep 2020 028-00554
3 Open Document Open Filing FORM 3 SUBMISSION 28 Sep 2020 18 Sep 2020 001-39504
4 Open Document Open Filing FORM 4 SUBMISSION 21 Sep 2020 17 Sep 2020 001-14106
4 Open Document Open Filing FORM 4 SUBMISSION 11 Sep 2020 09 Sep 2020 001-36733
4 Open Document Open Filing FORM 4 SUBMISSION 09 Sep 2020 04 Sep 2020 001-35961
13F-NT Open Document Open Filing 14 Aug 2020 30 Jun 2020 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 04 Aug 2020 31 Jul 2020 001-06523
4 Open Document Open Filing FORM 4 SUBMISSION 30 Jul 2020 28 Jul 2020 001-06523
4 Open Document Open Filing FORM 4 SUBMISSION 27 Jul 2020 23 Jul 2020 001-06523
4 Open Document Open Filing FORM 4 SUBMISSION 22 Jul 2020 20 Jul 2020 001-06523
4 Open Document Open Filing FORM 4 SUBMISSION 10 Jul 2020 16 Mar 2020 001-35961
3 Open Document Open Filing FORM 3 SUBMISSION 10 Jul 2020 16 Sep 2019 001-35961
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jul 2020 07 Jul 2020 001-14905
SC 13D/A Open Document Open Filing SC 13D/A 08 Jul 2020
4 Open Document Open Filing FORM 4 SUBMISSION 19 Jun 2020 17 Jun 2020 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 09 Jun 2020 05 Jun 2020 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jun 2020 01 Jun 2020 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 29 May 2020 27 May 2020 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 26 May 2020 16 Mar 2020 001-35707
13F-NT Open Document Open Filing 15 May 2020 31 Mar 2020 028-00554
4/A Open Document Open Filing FORM 4/A SUBMISSION 14 May 2020 11 May 2020 001-06880
4 Open Document Open Filing FORM 4 SUBMISSION 13 May 2020 11 May 2020 001-06880
3 Open Document Open Filing FORM 3 SUBMISSION 24 Apr 2020 15 Apr 2020 001-06880
4 Open Document Open Filing FORM 4 SUBMISSION 09 Apr 2020 07 Apr 2020 001-35651
4 Open Document Open Filing FORM 4 SUBMISSION 03 Apr 2020 16 Mar 2020 001-07259
4 Open Document Open Filing FORM 4 SUBMISSION 03 Apr 2020 01 Apr 2020 001-05424
4 Open Document Open Filing FORM 4 SUBMISSION 18 Mar 2020 16 Mar 2020 001-14106
3 Open Document Open Filing FORM 3 SUBMISSION 13 Mar 2020 03 Mar 2020 001-35651
4 Open Document Open Filing FORM 4 SUBMISSION 02 Mar 2020 27 Feb 2020 001-05424
13F-NT Open Document Open Filing 14 Feb 2020 31 Dec 2019 028-00554
5 Open Document Open Filing FORM 5 SUBMISSION 14 Feb 2020 31 Dec 2019 001-14905
13F-NT Open Document Open Filing 14 Nov 2019 30 Sep 2019 028-00554
3 Open Document Open Filing FORM 3 SUBMISSION 12 Nov 2019 08 Nov 2019 001-07259
4 Open Document Open Filing FORM 4 SUBMISSION 15 Oct 2019 10 Oct 2019 001-06523
3/A Open Document Open Filing FORM 3/A SUBMISSION 21 Aug 2019 20 Aug 2019 001-06523
13F-NT Open Document Open Filing 14 Aug 2019 30 Jun 2019 028-00554
3 Open Document Open Filing FORM 3 SUBMISSION 25 Jul 2019 17 Jul 2019 001-06523
4 Open Document Open Filing FORM 4 SUBMISSION 02 Jul 2019 01 Jul 2019 001-14905
SC 13D/A Open Document Open Filing SC 13D/A 02 Jul 2019
13F-NT Open Document Open Filing 15 May 2019 31 Mar 2019 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 13 Mar 2019 11 Mar 2019 001-05424
4 Open Document Open Filing FORM 4 SUBMISSION 08 Mar 2019 06 Mar 2019 001-05424
3 Open Document Open Filing FORM 3 SUBMISSION 08 Mar 2019 05 Mar 2019 001-05424
13F-NT Open Document Open Filing 14 Feb 2019 31 Dec 2018 028-00554
5 Open Document Open Filing FORM 5 SUBMISSION 22 Jan 2019 31 Dec 2018 001-14905
13F-NT Open Document Open Filing 14 Nov 2018 30 Sep 2018 028-00554
13F-NT Open Document Open Filing 14 Aug 2018 30 Jun 2018 028-00554
3 Open Document Open Filing FORM 3 SUBMISSION 06 Aug 2018 26 Jul 2018 001-36733
SC 13D/A Open Document Open Filing SC 13D/A #68 18 Jul 2018
4 Open Document Open Filing FORM 4 SUBMISSION 17 Jul 2018 16 Jul 2018 001-14905
13F-NT Open Document Open Filing 15 May 2018 31 Mar 2018 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 15 Feb 2018 13 Feb 2018 001-35349
13F-NT Open Document Open Filing 14 Feb 2018 31 Dec 2017 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jan 2018 02 Jan 2018 001-14905
13F-NT Open Document Open Filing 14 Nov 2017 30 Sep 2017 028-00554
13F-NT Open Document Open Filing 14 Aug 2017 30 Jun 2017 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 11 Jul 2017 10 Jul 2017 001-14905
SC 13D/A Open Document Open Filing SC 13D/A #67 11 Jul 2017
4 Open Document Open Filing FORM 4 SUBMISSION 31 May 2017 26 May 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 31 May 2017 26 May 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 25 May 2017 23 May 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 25 May 2017 23 May 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 22 May 2017 18 May 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 22 May 2017 18 May 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 17 May 2017 15 May 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 17 May 2017 15 May 2017 001-35707
13F-NT Open Document Open Filing 15 May 2017 31 Mar 2017 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 24 Apr 2017 20 Apr 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 24 Apr 2017 20 Apr 2017 001-35707
3 Open Document Open Filing FORM 3 SUBMISSION 24 Apr 2017 19 Apr 2017 001-35707
4 Open Document Open Filing FORM 4 SUBMISSION 12 Apr 2017 10 Apr 2017 001-02979
4 Open Document Open Filing FORM 4 SUBMISSION 24 Mar 2017 22 Mar 2017 001-14905
13F-NT Open Document Open Filing 14 Feb 2017 31 Dec 2016 028-00554
5 Open Document Open Filing FORM 5 SUBMISSION 20 Jan 2017 31 Dec 2016 001-14905
13F-NT Open Document Open Filing 14 Nov 2016 30 Sep 2016 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 19 Sep 2016 15 Sep 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 14 Sep 2016 12 Sep 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 06 Sep 2016 01 Sep 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 29 Aug 2016 25 Aug 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 24 Aug 2016 22 Aug 2016 001-35349
13F-NT Open Document Open Filing 15 Aug 2016 30 Jun 2016 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 14 Jul 2016 13 Jul 2016 001-14905
SC 13D/A Open Document Open Filing SC 13D/A #66 14 Jul 2016
4 Open Document Open Filing FORM 4 SUBMISSION 14 Jun 2016 10 Jun 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 07 Jun 2016 03 Jun 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 01 Jun 2016 27 May 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 26 May 2016 24 May 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 23 May 2016 19 May 2016 001-35349
13F-NT Open Document Open Filing 16 May 2016 31 Mar 2016 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 03 May 2016 29 Apr 2016 000-23593
3 Open Document Open Filing FORM 3 SUBMISSION 28 Mar 2016 16 Mar 2016 001-02979
13F-NT Open Document Open Filing 16 Feb 2016 31 Dec 2015 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 12 Feb 2016 10 Feb 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 09 Feb 2016 05 Feb 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 08 Feb 2016 01 Feb 2016 001-33808
4 Open Document Open Filing FORM 4 SUBMISSION 03 Feb 2016 01 Feb 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 29 Jan 2016 27 Jan 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 27 Jan 2016 25 Jan 2016 001-14905
5 Open Document Open Filing FORM 5 SUBMISSION 26 Jan 2016 31 Dec 2015 001-14905
4 Open Document Open Filing FORM 4 SUBMISSION 19 Jan 2016 14 Jan 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 15 Jan 2016 13 Jan 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 14 Jan 2016 12 Jan 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 13 Jan 2016 11 Jan 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 12 Jan 2016 08 Jan 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 11 Jan 2016 07 Jan 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 08 Jan 2016 06 Jan 2016 001-35349
4 Open Document Open Filing FORM 4 SUBMISSION 06 Jan 2016 04 Jan 2016 001-35349
SC 13G Open Document Open Filing SC 13G 10 Dec 2015
13F-NT Open Document Open Filing 16 Nov 2015 30 Sep 2015 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 09 Sep 2015 04 Sep 2015 001-35349
SC 13G Open Document Open Filing SC 13G 04 Sep 2015
4 Open Document Open Filing FORM 4 SUBMISSION 28 Aug 2015 26 Aug 2015 001-35349
3 Open Document Open Filing FORM 3 SUBMISSION 28 Aug 2015 25 Aug 2015 001-35349
13F-NT Open Document Open Filing 14 Aug 2015 30 Jun 2015 028-00554
4 Open Document Open Filing FORM 4 SUBMISSION 06 Jul 2015 25 Jun 2015 001-14905
SC 13D/A Open Document Open Filing SC 13D/A #65 06 Jul 2015
3 Open Document Open Filing FORM 3 SUBMISSION 02 Jul 2015 02 Jul 2015 001-37482
13F-NT Open Document Open Filing 15 May 2015 31 Mar 2015 028-00554
13F-NT Open Document Open Filing 17 Feb 2015 31 Dec 2014 028-00554
5 Open Document Open Filing 30 Jan 2015 31 Dec 2014 001-14905
13F-NT Open Document Open Filing 14 Nov 2014 30 Sep 2014 028-00554
4 Open Document Open Filing 12 Nov 2014 07 Nov 2014 001-14106
13F-NT Open Document Open Filing 14 Aug 2014 30 Jun 2014 028-00554
3 Open Document Open Filing VERISIGN FORM 3 01 Aug 2014 24 Jul 2014 000-23593
SC 13D/A Open Document Open Filing SC 13D/A 15 Jul 2014
4 Open Document Open Filing 15 Jul 2014 02 Jul 2014 001-14905
4 Open Document Open Filing 02 Jul 2014 30 Jun 2014 001-06714
13F-NT Open Document Open Filing 15 May 2014 31 Mar 2014 028-00554
4 Open Document Open Filing 14 Apr 2014 04 Apr 2014 001-08864
4 Open Document Open Filing FORM 4 FOR DAVITA SHARE PURCHASE ON 2/24/14 26 Feb 2014 24 Feb 2014 001-14106
13F-NT Open Document Open Filing 14 Feb 2014 31 Dec 2013 028-00554
5 Open Document Open Filing FORM 5 31 Jan 2014 31 Dec 2013 001-14905
4 Open Document Open Filing 31 Dec 2013 09 Dec 2013 001-08864
4 Open Document Open Filing 09 Dec 2013 05 Dec 2013 001-14106
13F-NT Open Document Open Filing 14 Nov 2013 30 Sep 2013 028-00554
4 Open Document Open Filing FORM 4 13 Nov 2013 12 Nov 2013 001-06383
4 Open Document Open Filing 08 Nov 2013 06 Nov 2013 001-14106
13F-NT Open Document Open Filing 14 Aug 2013 30 Jun 2013 028-00554
4 Open Document Open Filing BERKSHIRE DAVITA JULY 9 09 Jul 2013 05 Jul 2013 001-14106
SC 13D/A Open Document Open Filing SC 13D/A 08 Jul 2013
4 Open Document Open Filing 4 08 Jul 2013 05 Jul 2013 001-14905
4 Open Document Open Filing 2ND ATTEMPT - DAVITA JULY 2-3 05 Jul 2013 02 Jul 2013 001-14106
4 Open Document Open Filing 24 Jun 2013 20 Jun 2013 001-33808
SC 13D/A Open Document Open Filing AMENDMENT NO. 2 TO SCHEDULE 13D 06 Jun 2013
13F-NT Open Document Open Filing 13F-NT 15 May 2013 31 Mar 2013 028-00554
4 Open Document Open Filing 09 May 2013 07 May 2013 001-14037
4 Open Document Open Filing 06 May 2013 02 May 2013 001-14037
4 Open Document Open Filing 01 May 2013 29 Apr 2013 001-14037
4 Open Document Open Filing 04 Mar 2013 28 Feb 2013 001-14106
4 Open Document Open Filing 27 Feb 2013 25 Feb 2013 001-14106
4 Open Document Open Filing 22 Feb 2013 20 Feb 2013 001-14106
4 Open Document Open Filing 19 Feb 2013 14 Feb 2013 001-14106
13F-NT Open Document Open Filing FORM 13F 14 Feb 2013 31 Dec 2012 028-00554
4 Open Document Open Filing BERKSHIRE HATHAWAY - DAVITA SHARE ACQUISITIONS (2/7/2013) 07 Feb 2013 05 Feb 2013 001-14106
5 Open Document Open Filing FORM 5 FOR WEB GIFTS FYE DEC 2012 04 Feb 2013 31 Dec 2012 001-14905
4 Open Document Open Filing JANUARY 16 PURCHASE OF DAVITA 18 Jan 2013 16 Jan 2013 001-14106
4 Open Document Open Filing FORM 4 FOR BRK/HCP JAN 11-15, 2013 15 Jan 2013 11 Jan 2013 001-14106
4 Open Document Open Filing JAN 8-10, 2013 FORM 4 - DAVITA 10 Jan 2013 08 Jan 2013 001-14106
4 Open Document Open Filing DAVITA FORM 4 (12/4-12/6/2012) 06 Dec 2012 04 Dec 2012 001-14106
4 Open Document Open Filing DAVITA PURCHASES 11/27-11/29 29 Nov 2012 27 Nov 2012 001-14106
4 Open Document Open Filing DAVITA PURCHASES 11/21-11/26 26 Nov 2012 21 Nov 2012 001-14106
4 Open Document Open Filing DAVITA PURCHASES 11/14-16 16 Nov 2012 14 Nov 2012 001-14106
13F-NT Open Document Open Filing FORM 13F 14 Nov 2012 30 Sep 2012 028-00554
4 Open Document Open Filing DAVITA PURCHASES 11/8-11/13/2012 13 Nov 2012 08 Nov 2012 001-14106
4 Open Document Open Filing DAVITA PURCHASES NOV 5-7, 2012 07 Nov 2012 05 Nov 2012 001-14106
4 Open Document Open Filing FORM 4 FOR DAVITA - OCT 31-NOV 2, 2012 02 Nov 2012 31 Oct 2012 001-14106
4 Open Document Open Filing BRK FORM 4 FOR DAVITA SHARES (10/24-26/2012) 26 Oct 2012 24 Oct 2012 001-14106
4 Open Document Open Filing BRK DAVITA PURCHASES OCT 16-18 18 Oct 2012 16 Oct 2012 001-14106
4 Open Document Open Filing DAVITA PURCHASES FOR OCT 10-12, 2012 12 Oct 2012 10 Oct 2012 001-14106
4 Open Document Open Filing FORM 4 FOR DAVITA (10-11-2012) 11 Oct 2012 09 Oct 2012 001-14106
4 Open Document Open Filing BRK FORM 4 FOR DAVITA 01 Oct 2012 26 Sep 2012 001-14106
3 Open Document Open Filing BRK FORM 3 FOR DAVITA 01 Oct 2012 21 Sep 2012 001-14106
4 Open Document Open Filing BRK FORM 4 FOR MGI CLASS A COMMON STOCK (9-20-2012) 24 Sep 2012 24 Sep 2012 001-06383
SC 13D/A Open Document Open Filing SCHEDULE 13D AMENDMENT NO. 1 24 Sep 2012
13F-NT Open Document Open Filing FORM 13F 14 Aug 2012 30 Jun 2012 028-00554
4 Open Document Open Filing GIFT FORM 4 FOR WEB (JAN-JUNE 2012) 09 Jul 2012 04 Jan 2012 001-14905
SC 13D/A Open Document Open Filing SCHEDULE 13D AMENDMENT NO. 62 09 Jul 2012
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