| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G | Report | SC 13G | Jun 23, 2023 | |
| SC 13G/A | Report | Feb 14, 2023 | ||
| SC 13G/A | Report | SC 13G/A | Feb 14, 2022 | |
| SC 13G/A | Report | SC 13G/A | Feb 16, 2021 | |
| SC 13G/A | Report | SC 13G/A | Jul 7, 2020 | |
| SC 13G/A | Report | SC 13G/A | Feb 14, 2020 | |
| SC 13G/A | Report | AMENDMENT NO. 4 | Feb 13, 2020 | |
| SC 13G | Report | SC 13G | Sep 5, 2019 | |
| SC 13G/A | Report | AMENDMENT NO. 3 | Feb 14, 2019 | |
| SC 13G/A | Report | SC 13G/A | Feb 14, 2019 | |
| SC 13G/A | Report | AMENDMENT NO. 2 | Feb 14, 2018 | |
| SC 13G | Report | SC 13G | Feb 14, 2018 | |
| SC 13G/A | Report | AMENDMENT NO. 1 | Feb 14, 2017 | |
| SC 13G/A | Report | SC 13G/A | Apr 4, 2016 | |
| SC 13G | Report | SC 13G | Feb 8, 2016 | |
| SC 13G | Report | SCHEDULE 13G | Dec 4, 2015 | |
| SC 13G/A | Report | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | Feb 9, 2015 | |
| SC 13G/A | Report | SCHEDULE 13G/A - #3 | Aug 8, 2014 | |
| SC 13G/A | Report | Feb 14, 2014 | ||
| SC 13G/A | Report | SCHEDULE 13G/A - #2 | Feb 14, 2014 | |
| SC 13G/A | Report | SC 13G/A | Mar 12, 2013 | |
| SC 13G/A | Report | SC 13G/A | Feb 12, 2013 | |
| SC 13G/A | Report | SCHEDULE 13G/A - #1 | Feb 8, 2013 | |
| SC 13G | Report | SCHEDULE 13G | Oct 11, 2012 | |
| SC 13G/A | Report | PAMPA ENERGIA S.A. | Feb 14, 2012 | |
| SC 13G/A | Report | Jan 26, 2012 | ||
| SC 13G/A | Report | Jan 26, 2012 | ||
| SC 13G/A | Report | Jan 26, 2012 | ||
| SC 13G/A | Report | SC 13G/A | Jan 3, 2012 | |
| SC 13G | Report | SCHEDULE 13G | Jun 1, 2011 | |
| SC 13G/A | Report | PAMPA ENERGIA S.A. | Feb 14, 2011 | |
| SC 13G/A | Report | Feb 11, 2011 | ||
| SC 13G | Report | PAMPA ENERGIA S.A. | Mar 12, 2010 | |
| SC 13G | Report | Mar 2, 2010 | ||
| SC 13G | Report | Feb 16, 2010 |