SEC EDGAR filings, ownership reports, and insider transactions for Douglas K. Ammerman.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2026 | 31 Dec 2025 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2026 | 31 Dec 2025 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2026 | 31 Dec 2025 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Nov 2025 | 12 Nov 2025 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2025 | 10 Nov 2025 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2025 | 10 Nov 2025 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2025 | 01 Oct 2025 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2025 | 30 Sep 2025 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2025 | 30 Sep 2025 | 001-32630 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Aug 2025 | 26 Aug 2025 | 001-39361 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2025 | 01 Jul 2025 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2025 | 30 Jun 2025 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2025 | 30 Jun 2025 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2025 | 01 Apr 2025 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2025 | 31 Mar 2025 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2025 | 31 Mar 2025 | 001-32630 |
| 4 | Open Document | Open Filing | 12 Mar 2025 | 10 Mar 2025 | 001-39361 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2025 | 06 Jan 2025 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2025 | 31 Dec 2024 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2025 | 31 Dec 2024 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2024 | 14 Nov 2024 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2024 | 08 Nov 2024 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2024 | 08 Nov 2024 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2024 | 01 Oct 2024 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2024 | 30 Sep 2024 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2024 | 30 Sep 2024 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2024 | 28 Jun 2024 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2024 | 01 Jul 2024 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2024 | 28 Jun 2024 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2024 | 31 Mar 2024 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2024 | 01 Apr 2024 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2024 | 29 Mar 2024 | 001-38300 |
| 4 | Open Document | Open Filing | 12 Mar 2024 | 11 Mar 2024 | 001-39361 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Feb 2024 | 28 Feb 2024 | 001-38300 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Feb 2024 | 27 Feb 2024 | 001-38300 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2024 | 29 Dec 2023 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2023 | 15 Nov 2023 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2023 | 15 Nov 2023 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2023 | 29 Sep 2023 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2023 | 30 Jun 2023 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2023 | 08 May 2023 | 001-41490 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2023 | 31 Mar 2023 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2023 | 31 Mar 2023 | 001-32630 |
| 4 | Open Document | Open Filing | 14 Mar 2023 | 10 Mar 2023 | 001-39361 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2023 | 30 Dec 2022 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Dec 2022 | 01 Dec 2022 | 001-41490 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 18 Nov 2022 | 18 Nov 2022 | 001-41490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Nov 2022 | 10 Nov 2022 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2022 | 30 Sep 2022 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2022 | 30 Jun 2022 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2022 | 31 Mar 2022 | 001-32630 |
| 4 | Open Document | Open Filing | 14 Mar 2022 | 10 Mar 2022 | 001-39361 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2022 | 31 Dec 2021 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Nov 2021 | 04 Nov 2021 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2021 | 30 Sep 2021 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2021 | 30 Sep 2021 | 001-37473 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jul 2021 | 02 Jul 2021 | 001-39299 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2021 | 30 Jun 2021 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2021 | 25 May 2021 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2021 | 31 Mar 2021 | 001-32630 |
| 4 | Open Document | Open Filing | 12 Mar 2021 | 10 Mar 2021 | 001-39361 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2021 | 31 Dec 2020 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Nov 2020 | 06 Nov 2020 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2020 | 30 Sep 2020 | 001-32630 |
| 4 | Open Document | Open Filing | 14 Aug 2020 | 12 Aug 2020 | 001-39361 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2020 | 07 Aug 2020 | 001-37473 |
| 4 | Open Document | Open Filing | 4 | 07 Jul 2020 | 02 Jul 2020 | 001-39361 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2020 | 30 Jun 2020 | 001-32630 |
| 3 | Open Document | Open Filing | 3 | 01 Jul 2020 | 01 Jul 2020 | 001-39361 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jun 2020 | 12 Jun 2020 | 001-37473 |
| 3 | Open Document | Open Filing | 3 | 26 May 2020 | 26 May 2020 | 001-39299 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2020 | 31 Mar 2020 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Feb 2020 | 06 Feb 2020 | 001-31625 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2020 | 31 Dec 2019 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2019 | 31 Oct 2019 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2019 | 30 Sep 2019 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Aug 2019 | 09 Aug 2019 | 001-37473 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2019 | 28 Jun 2019 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2019 | 29 Mar 2019 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2019 | 01 Mar 2019 | 001-31625 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2019 | 31 Dec 2018 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2018 | 26 Oct 2018 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2018 | 28 Sep 2018 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2018 | 29 Jun 2018 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2018 | 30 Mar 2018 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2018 | 20 Mar 2018 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Feb 2018 | 22 Feb 2018 | 001-31625 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Feb 2018 | 21 Feb 2018 | 001-37473 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 29 Dec 2017 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2017 | 17 Nov 2017 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2017 | 30 Oct 2017 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2017 | 30 Sep 2017 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2017 | 30 Jun 2017 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 31 Mar 2017 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Feb 2017 | 24 Feb 2017 | 001-31625 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 31 Dec 2016 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Dec 2016 | 21 Dec 2016 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Nov 2016 | 08 Nov 2016 | 001-37473 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2016 | 30 Sep 2016 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2016 | 30 Jun 2016 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2016 | 09 May 2016 | 001-37473 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2016 | 31 Mar 2016 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Mar 2016 | 22 Mar 2016 | 001-31625 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2016 | 31 Dec 2015 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Nov 2015 | 10 Nov 2015 | 001-13683 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2015 | 29 Oct 2015 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Oct 2015 | 13 Oct 2015 | 001-37473 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2015 | 30 Sep 2015 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Sep 2015 | 28 Sep 2015 | 001-37473 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 14 Sep 2015 | 14 Sep 2015 | 001-37473 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2015 | 30 Jun 2015 | 001-32630 |
| 4/A | Open Document | Open Filing | FORM 4/A | 24 Apr 2015 | 31 Dec 2014 | 001-13683 |
| 4/A | Open Document | Open Filing | FORM 4/A | 24 Apr 2015 | 23 Feb 2015 | 001-13683 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2015 | 31 Mar 2015 | 001-32630 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2015 | 31 Dec 2014 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2015 | 23 Feb 2015 | 001-13683 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2015 | 23 Feb 2015 | 001-32630 |
| 4 | Open Document | Open Filing | AMMERMAN F4 | 23 Feb 2015 | 19 Feb 2015 | 001-31625 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2015 | 31 Dec 2014 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 31 Dec 2014 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Dec 2014 | 31 Dec 2014 | 001-13683 |
| 3 | Open Document | Open Filing | FORM 3 | 31 Dec 2014 | 31 Dec 2014 | 001-13683 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Dec 2014 | 31 Dec 2014 | 001-13683 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Nov 2014 | 03 Nov 2014 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2014 | 30 Sep 2014 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Sep 2014 | 30 Jun 2014 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2014 | 30 Jun 2014 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2014 | 31 Mar 2014 | 001-32630 |
| 4 | Open Document | Open Filing | AMMERMAN F4 | 24 Feb 2014 | 20 Feb 2014 | 001-31625 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Feb 2014 | 18 Feb 2014 | 001-13683 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2014 | 31 Dec 2013 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Nov 2013 | 21 Nov 2013 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2013 | 30 Sep 2013 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2013 | 28 Jun 2013 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2013 | 28 Jun 2013 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2013 | 04 Jun 2013 | 001-32630 |
| 4 | Open Document | Open Filing | F4 AMMERMAN | 23 May 2013 | 21 May 2013 | 001-31625 |
| 3 | Open Document | Open Filing | AMMERMAN F3 | 30 Apr 2013 | 30 Apr 2013 | 001-31625 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2013 | 29 Mar 2013 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2013 | 21 Feb 2013 | 001-13683 |
| 3 | Open Document | Open Filing | FORM 3 | 25 Feb 2013 | 31 Jan 2013 | 001-13683 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2013 | 31 Dec 2012 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2012 | 08 Nov 2012 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2012 | 28 Sep 2012 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2012 | 29 Jun 2012 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2012 | 30 Mar 2012 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2012 | 30 Dec 2011 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2011 | 28 Oct 2011 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2011 | 30 Sep 2011 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2011 | 30 Jun 2011 | 001-32630 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2011 | 31 Mar 2011 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2011 | 31 Dec 2010 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2010 | 30 Sep 2010 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jul 2010 | 19 Jul 2010 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2010 | 30 Jun 2010 | 001-32630 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2010 | 31 Mar 2010 | 001-32630 |