| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 13F-NT | Open Document | Open Filing | 12 Nov 2025 | 30 Sep 2025 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 06 Aug 2025 | 30 Jun 2025 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 May 2025 | 31 Mar 2025 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 11 Feb 2025 | 31 Dec 2024 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 Nov 2024 | 30 Sep 2024 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 Aug 2024 | 30 Jun 2024 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 10 May 2024 | 31 Mar 2024 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 08 Feb 2024 | 31 Dec 2023 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 Nov 2023 | 30 Sep 2023 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 11 Aug 2023 | 30 Jun 2023 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 12 May 2023 | 31 Mar 2023 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 10 Feb 2023 | 31 Dec 2022 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 10 Nov 2022 | 30 Sep 2022 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 11 Aug 2022 | 30 Jun 2022 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 12 May 2022 | 31 Mar 2022 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 11 Feb 2022 | 31 Dec 2021 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 12 Nov 2021 | 30 Sep 2021 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 12 Aug 2021 | 30 Jun 2021 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 12 May 2021 | 31 Mar 2021 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 09 Feb 2021 | 31 Dec 2020 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 12 Nov 2020 | 30 Sep 2020 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 Aug 2020 | 30 Jun 2020 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 May 2020 | 31 Mar 2020 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 12 Feb 2020 | 31 Dec 2019 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 08 Nov 2019 | 30 Sep 2019 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 06 Aug 2019 | 30 Jun 2019 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 07 May 2019 | 31 Mar 2019 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 Feb 2019 | 31 Dec 2018 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 Nov 2018 | 30 Sep 2018 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 Aug 2018 | 30 Jun 2018 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 11 May 2018 | 31 Mar 2018 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 13 Feb 2018 | 31 Dec 2017 | 028-14098 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Nov 2017 | 01 Nov 2017 | 001-35134 |
| 13F-NT | Open Document | Open Filing | 12 Oct 2017 | 30 Sep 2017 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 03 Aug 2017 | 30 Jun 2017 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 02 May 2017 | 31 Mar 2017 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 08 Feb 2017 | 31 Dec 2016 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 09 Nov 2016 | 30 Sep 2016 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 03 Aug 2016 | 30 Jun 2016 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 03 May 2016 | 31 Mar 2016 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 03 Feb 2016 | 31 Dec 2015 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 03 Nov 2015 | 30 Sep 2015 | 028-14098 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Sep 2015 | 16 Sep 2015 | 001-35134 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Sep 2015 | 01 Sep 2015 | 001-35134 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Aug 2015 | 24 Aug 2015 | 001-35134 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Aug 2015 | 20 Aug 2015 | 001-35134 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Aug 2015 | 11 Aug 2015 | 001-35134 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2015 | 07 Aug 2015 | 001-35134 |
| 13F-NT | Open Document | Open Filing | 03 Aug 2015 | 30 Jun 2015 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 29 Apr 2015 | 31 Mar 2015 | 028-14098 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2015 | 27 Feb 2015 | 001-35134 |
| 13F-NT | Open Document | Open Filing | 09 Jan 2015 | 31 Dec 2014 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 05 Nov 2014 | 30 Sep 2014 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 06 Aug 2014 | 30 Jun 2014 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 07 May 2014 | 31 Mar 2014 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 05 Feb 2014 | 31 Dec 2013 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 06 Nov 2013 | 30 Sep 2013 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | 30 Jul 2013 | 30 Jun 2013 | 028-14098 | |
| 13F-NT | Open Document | Open Filing | FORM 13F-NT | 30 Apr 2013 | 31 Mar 2013 | 028-14098 |
| 13F-NT | Open Document | Open Filing | STT COMMUNICATIONS LTD | 28 Jan 2013 | 31 Dec 2012 | 028-14098 |
| 13F-NT | Open Document | Open Filing | STT COMMUNICATIONS LTD | 23 Oct 2012 | 30 Sep 2012 | 028-14098 |
| 13F-NT | Open Document | Open Filing | STT COMMUNICATIONS LTD | 27 Jul 2012 | 30 Jun 2012 | 028-14098 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2012 | 18 May 2012 | 001-35134 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2012 | 16 May 2012 | 001-35134 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2012 | 14 May 2012 | 001-35134 |
| 4/A | Open Document | Open Filing | FORM 4/A | 15 May 2012 | 10 May 2012 | 001-35134 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2012 | 10 May 2012 | 001-35134 |
| 13F-NT | Open Document | Open Filing | STT COMMUNICATIONS LTD | 19 Apr 2012 | 31 Mar 2012 | 028-14098 |
| 13F-NT | Open Document | Open Filing | STT COMMUNICATIONS LTD | 03 Feb 2012 | 31 Dec 2011 | 028-14098 |