| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13G/A | Open Document | Open Filing | 15 May 2025 | |||
| SCHEDULE 13G/A | Open Document | Open Filing | 14 Feb 2025 | |||
| 3 | Open Document | Open Filing | 3 | 19 Sep 2024 | 09 Sep 2024 | 001-34295 |
| 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 |
| SC 13G/A | Open Document | Open Filing | 14 Feb 2022 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Nov 2021 | 01 Nov 2021 | 001-35707 |
| SC 13G | Open Document | Open Filing | 09 Oct 2020 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Sep 2020 | 17 Sep 2020 | 001-14106 |
| 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 |
| SC 13G/A | Open Document | Open Filing | 14 Feb 2019 | |||
| SC 13G | Open Document | Open Filing | 24 Sep 2018 | |||
| 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 |
| 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 |
| SC 13D/A | Open Document | Open Filing | 24 Nov 2014 | |||
| 4 | Open Document | Open Filing | 12 Nov 2014 | 07 Nov 2014 | 001-14106 | |
| 4 | Open Document | Open Filing | FORM 4 FOR PURCHASE OF DAVITA SHARES ON 2/24/2014 | 26 Feb 2014 | 24 Feb 2014 | 001-14106 |
| 4 | Open Document | Open Filing | 09 Dec 2013 | 05 Dec 2013 | 001-14106 | |
| 4/A | Open Document | Open Filing | 12 Nov 2013 | 06 Nov 2013 | 001-14106 | |
| 4 | Open Document | Open Filing | 08 Nov 2013 | 06 Nov 2013 | 001-14106 | |
| 4 | Open Document | Open Filing | WESCHLER DAVITA JULY 9 | 09 Jul 2013 | 05 Jul 2013 | 001-14106 |
| 4 | Open Document | Open Filing | WESCHLER DAVITA JULY 2-3 | 05 Jul 2013 | 02 Jul 2013 | 001-14106 |
| 3 | Open Document | Open Filing | 3 | 24 May 2013 | 24 May 2013 | 001-14106 |
| SC 13D/A | Open Document | Open Filing | 21 Dec 2012 |