SEC EDGAR filings, ownership reports, and insider transactions for LARRY L. HELM.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 03 May 2022 | 02 May 2022 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Apr 2022 | 19 Apr 2022 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Oct 2021 | 22 Oct 2021 | 001-34657 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Oct 2021 | 22 Oct 2021 | 001-40927 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Oct 2021 | 19 Oct 2021 | 001-40927 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Apr 2021 | 20 Apr 2021 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2020 | 18 Aug 2020 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jul 2020 | 29 Jun 2020 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2020 | 11 Feb 2020 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Apr 2019 | 24 Apr 2019 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Apr 2019 | 16 Apr 2019 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Apr 2018 | 17 Apr 2018 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2018 | 06 Mar 2018 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2017 | 27 Apr 2017 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Apr 2017 | 18 Apr 2017 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 18 May 2016 | 17 May 2016 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2016 | 16 May 2016 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Mar 2016 | 11 Mar 2016 | 001-35467 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2016 | 26 Feb 2016 | 001-35467 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2015 | 19 May 2015 | 001-34657 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2015 | 26 Feb 2015 | 001-35467 |
| 4 | Open Document | Open Filing | ANNUAL GRANTS | 03 Mar 2014 | 27 Feb 2014 | 001-35467 |
| 4 | Open Document | Open Filing | OFFERING PURCHASE | 09 Aug 2013 | 08 Aug 2013 | 001-35467 |
| 4 | Open Document | Open Filing | ANNUAL GRANT | 04 Mar 2013 | 28 Feb 2013 | 001-35467 |
| 3/A | Open Document | Open Filing | BENEFICIAL OWNERSHIP | 04 Mar 2013 | 27 Feb 2013 | 001-35467 |
| 3 | Open Document | Open Filing | APPOINTMENT | 04 Mar 2013 | 27 Feb 2013 | 001-35467 |
| 4 | Open Document | Open Filing | TENDER OFFER | 23 Aug 2011 | 20 Aug 2011 | 001-33334 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2011 | 17 May 2011 | 001-34657 |
| 4 | Open Document | Open Filing | RS RELEASE 03/02/2011 | 04 Mar 2011 | 02 Mar 2011 | 001-33334 |
| 4 | Open Document | Open Filing | RS RELEASE 02/28/2011 | 02 Mar 2011 | 28 Feb 2011 | 001-33334 |
| 4 | Open Document | Open Filing | RS RELEASE 02/24/2011 | 28 Feb 2011 | 24 Feb 2011 | 001-33334 |
| 4 | Open Document | Open Filing | EQUITY AWARDS | 25 Feb 2011 | 23 Feb 2011 | 001-33334 |
| 4 | Open Document | Open Filing | RS RELEASE | 03 Aug 2010 | 01 Aug 2010 | 001-33334 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2010 | 18 May 2010 | 001-34657 |
| 4 | Open Document | Open Filing | RS RELEASE | 04 Mar 2010 | 02 Mar 2010 | 001-33334 |
| 4 | Open Document | Open Filing | RS RELEASE | 02 Mar 2010 | 28 Feb 2010 | 001-33334 |
| 4 | Open Document | Open Filing | EQUITY AWARDS | 26 Feb 2010 | 24 Feb 2010 | 001-33334 |