SEC EDGAR filings, ownership reports, and insider transactions for R. DAVID YOST.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2023 | 15 May 2023 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2023 | 08 Mar 2023 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2023 | 15 Feb 2023 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2022 | 15 Nov 2022 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2022 | 15 Aug 2022 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2022 | 01 Jun 2022 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2022 | 13 May 2022 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2022 | 26 Apr 2022 | 001-06523 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2022 | 09 Mar 2022 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2022 | 15 Feb 2022 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2021 | 15 Nov 2021 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Sep 2021 | 07 Sep 2021 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2021 | 12 Aug 2021 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2021 | 01 Jun 2021 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2021 | 14 May 2021 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Apr 2021 | 20 Apr 2021 | 001-06523 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2021 | 11 Mar 2021 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2021 | 05 Mar 2021 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2021 | 12 Feb 2021 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2020 | 13 Nov 2020 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2020 | 14 Aug 2020 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2020 | 01 Jun 2020 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2020 | 15 May 2020 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Apr 2020 | 22 Apr 2020 | 001-06523 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2020 | 04 Mar 2020 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2020 | 14 Feb 2020 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2019 | 15 Nov 2019 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Aug 2019 | 15 Aug 2019 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2019 | 01 Jun 2019 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2019 | 15 May 2019 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Apr 2019 | 24 Apr 2019 | 001-06523 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2019 | 06 Mar 2019 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2019 | 15 Feb 2019 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2018 | 15 Nov 2018 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2018 | 15 Aug 2018 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2018 | 01 Jun 2018 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2018 | 15 May 2018 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2018 | 25 Apr 2018 | 001-06523 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2018 | 08 Mar 2018 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2018 | 07 Mar 2018 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2018 | 15 Feb 2018 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2017 | 15 Nov 2017 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2017 | 15 Aug 2017 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2017 | 01 Jun 2017 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2017 | 15 May 2017 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2017 | 26 Apr 2017 | 001-06523 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2017 | 09 Mar 2017 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2017 | 15 Feb 2017 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2016 | 15 Nov 2016 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2016 | 15 Aug 2016 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2016 | 01 Jun 2016 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2016 | 15 May 2016 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2016 | 27 Apr 2016 | 001-06523 |
| 4 | Open Document | Open Filing | 14 Mar 2016 | 10 Mar 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | 08 Mar 2016 | 05 Mar 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2016 | 15 Feb 2016 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2015 | 15 Nov 2015 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2015 | 15 Aug 2015 | 001-05998 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jun 2015 | 17 Jun 2015 | 001-06523 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2015 | 29 May 2015 | 001-35228 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2015 | 01 Jun 2015 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2015 | 15 May 2015 | 001-05998 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2015 | 13 May 2015 | 001-35228 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2015 | 06 May 2015 | 001-06523 |
| 4 | Open Document | Open Filing | 28 Apr 2015 | 28 Apr 2015 | 001-13836 | |
| 4 | Open Document | Open Filing | 09 Mar 2015 | 05 Mar 2015 | 001-13836 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2015 | 13 Feb 2015 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2014 | 15 Nov 2014 | 001-05998 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Nov 2014 | 05 Nov 2014 | 001-35228 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Aug 2014 | 15 Aug 2014 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2014 | 01 Jun 2014 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2014 | 15 May 2014 | 001-05998 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 12 May 2014 | 07 May 2014 | 001-35228 |
| 4 | Open Document | Open Filing | 09 May 2014 | 07 May 2014 | 001-06523 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2014 | 07 May 2014 | 001-35228 |
| 4 | Open Document | Open Filing | 11 Mar 2014 | 07 Mar 2014 | 001-13836 | |
| 4 | Open Document | Open Filing | 10 Mar 2014 | 06 Mar 2014 | 001-13836 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2014 | 15 Feb 2014 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2013 | 15 Nov 2013 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2013 | 15 Aug 2013 | 001-05998 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2013 | 01 Jun 2013 | 001-05998 |
| 4 | Open Document | Open Filing | 10 May 2013 | 08 May 2013 | 001-06523 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2013 | 08 May 2013 | 001-35228 |
| 4 | Open Document | Open Filing | 22 Apr 2013 | 18 Apr 2013 | 001-06523 | |
| 4 | Open Document | Open Filing | 12 Mar 2013 | 08 Mar 2013 | 001-13836 | |
| 4 | Open Document | Open Filing | 11 Mar 2013 | 07 Mar 2013 | 001-13836 | |
| 4 | Open Document | Open Filing | 25 Jan 2013 | 24 Jan 2013 | 001-06523 | |
| 4 | Open Document | Open Filing | 08 Nov 2012 | 07 Nov 2012 | 001-06523 | |
| 4 | Open Document | Open Filing | 04 Sep 2012 | 01 Sep 2012 | 001-06523 | |
| 3 | Open Document | Open Filing | 29 Aug 2012 | 23 Aug 2012 | 001-06523 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2012 | 01 Jun 2012 | 001-05998 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2012 | 09 May 2012 | 001-35228 |
| 4 | Open Document | Open Filing | 13 Mar 2012 | 10 Mar 2012 | 001-13836 | |
| 4 | Open Document | Open Filing | 12 Mar 2012 | 08 Mar 2012 | 001-13836 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Mar 2012 | 06 Mar 2012 | 001-35228 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2012 | 01 Mar 2012 | 001-05998 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2012 | 18 Jan 2012 | 001-05998 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jan 2012 | 03 Jan 2012 | 001-35228 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Dec 2011 | 19 Dec 2011 | 001-35228 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Nov 2011 | 07 Nov 2011 | 001-35228 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 03 Nov 2011 | 03 Nov 2011 | 001-35228 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2011 | 17 May 2011 | 001-16671 |
| 4 | Open Document | Open Filing | 14 Mar 2011 | 10 Mar 2011 | 001-13836 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2011 | 28 Feb 2011 | 001-16671 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2011 | 09 Feb 2011 | 001-16671 |
| 4 | Open Document | Open Filing | 01 Feb 2011 | 01 Feb 2011 | 001-13836 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2010 | 29 Nov 2010 | 001-16671 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2010 | 17 May 2010 | 001-16671 |
| 4 | Open Document | Open Filing | 15 Mar 2010 | 11 Mar 2010 | 001-13836 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2010 | 03 Mar 2010 | 001-16671 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2010 | 15 Feb 2010 | 001-16671 |
| 4 | Open Document | Open Filing | 02 Feb 2010 | 02 Feb 2010 | 001-13836 |