| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2025 | 23 Apr 2025 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2024 | 08 Nov 2024 | 001-15295 |
| 144/A | Open Document | Open Filing | 08 Nov 2024 | |||
| 144 | Open Document | Open Filing | 08 Nov 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2024 | 24 Apr 2024 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Dec 2023 | 08 Dec 2023 | 001-15295 |
| 144 | Open Document | Open Filing | 08 Dec 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 | 14 Sep 2023 | 14 Sep 2023 | 001-15295 |
| 144 | Open Document | Open Filing | 14 Sep 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2023 | 26 Apr 2023 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2022 | 01 Dec 2022 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2022 | 27 Apr 2022 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2021 | 28 Apr 2021 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 26 May 2020 | 26 May 2020 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2020 | 21 May 2020 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2020 | 22 Apr 2020 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2019 | 16 Sep 2019 | 001-15295 |
| 4 | Open Document | Open Filing | 02 Aug 2019 | 01 Aug 2019 | 001-15525 | |
| 4 | Open Document | Open Filing | 13 May 2019 | 09 May 2019 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2019 | 24 Apr 2019 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2019 | 01 Feb 2019 | 001-15295 |
| 4 | Open Document | Open Filing | 30 Nov 2018 | 29 Nov 2018 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2018 | 31 May 2018 | 001-15295 |
| 4 | Open Document | Open Filing | 22 May 2018 | 18 May 2018 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2018 | 25 Apr 2018 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Nov 2017 | 15 Nov 2017 | 001-15295 |
| 4 | Open Document | Open Filing | 13 Nov 2017 | 09 Nov 2017 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM 4 | 13 Nov 2017 | 09 Nov 2017 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jun 2017 | 31 May 2017 | 001-15295 |
| 4 | Open Document | Open Filing | 15 May 2017 | 12 May 2017 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2017 | 26 Apr 2017 | 001-15295 |
| 4 | Open Document | Open Filing | 03 Aug 2016 | 01 Aug 2016 | 001-15525 | |
| 4 | Open Document | Open Filing | 17 May 2016 | 13 May 2016 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2016 | 16 May 2016 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2016 | 27 Apr 2016 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2016 | 22 Apr 2016 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Apr 2016 | 01 Apr 2016 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2016 | 01 Mar 2016 | 001-35651 |
| 4 | Open Document | Open Filing | 08 Feb 2016 | 04 Feb 2016 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2016 | 01 Feb 2016 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jan 2016 | 04 Jan 2016 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Nov 2015 | 18 Nov 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Nov 2015 | 02 Nov 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Oct 2015 | 01 Oct 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2015 | 01 Jul 2015 | 001-35651 |
| 4 | Open Document | Open Filing | 19 May 2015 | 15 May 2015 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 050115 | 05 May 2015 | 01 May 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 042315 | 27 Apr 2015 | 23 Apr 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2015 | 22 Apr 2015 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 040115 | 03 Apr 2015 | 01 Apr 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 02252015 | 27 Feb 2015 | 25 Feb 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 02022015 | 04 Feb 2015 | 26 Jan 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 01022015 | 06 Jan 2015 | 02 Jan 2015 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Dec 2014 | 02 Dec 2014 | 001-15295 |
| 4 | Open Document | Open Filing | 10 Nov 2014 | 07 Nov 2014 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 110314 | 05 Nov 2014 | 03 Nov 2014 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 100114 | 03 Oct 2014 | 01 Oct 2014 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 070114 | 03 Jul 2014 | 01 Jul 2014 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jul 2014 | 01 Jul 2014 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 060214 | 04 Jun 2014 | 02 Jun 2014 | 001-35651 |
| 4 | Open Document | Open Filing | 13 May 2014 | 09 May 2014 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 042414 | 28 Apr 2014 | 24 Apr 2014 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Apr 2014 | 23 Apr 2014 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 04114 | 03 Apr 2014 | 01 Apr 2014 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 022814 | 04 Mar 2014 | 28 Feb 2014 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 020314 | 05 Feb 2014 | 03 Feb 2014 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 010214 | 06 Jan 2014 | 02 Jan 2014 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2014 | 02 Jan 2014 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 120213 | 04 Dec 2013 | 02 Dec 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 110813 | 13 Nov 2013 | 08 Nov 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 110113 | 05 Nov 2013 | 01 Nov 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 100113 | 03 Oct 2013 | 01 Oct 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Sep 2013 | 16 Sep 2013 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 080313 | 05 Sep 2013 | 03 Sep 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 080113 | 05 Aug 2013 | 01 Aug 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 070113 | 03 Jul 2013 | 01 Jul 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jul 2013 | 01 Jul 2013 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 060313 | 05 Jun 2013 | 03 Jun 2013 | 001-35651 |
| 4 | Open Document | Open Filing | 17 May 2013 | 15 May 2013 | 001-15525 | |
| 4 | Open Document | Open Filing | 06 May 2013 | 03 May 2013 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 050113 | 03 May 2013 | 01 May 2013 | 001-35651 |
| 4 | Open Document | Open Filing | 29 Apr 2013 | 26 Apr 2013 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2013 | 24 Apr 2013 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 041813 | 22 Apr 2013 | 18 Apr 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 040113 | 03 Apr 2013 | 01 Apr 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 030113 | 05 Mar 2013 | 01 Mar 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 020113 | 05 Feb 2013 | 01 Feb 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 010213 | 04 Jan 2013 | 02 Jan 2013 | 001-35651 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2013 | 02 Jan 2013 | 001-15295 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Nov 2012 | 20 Nov 2012 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 111212 | 14 Nov 2012 | 12 Nov 2012 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 100112 | 03 Oct 2012 | 01 Oct 2012 | 001-35651 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 090412 | 06 Sep 2012 | 04 Sep 2012 | 000-52710 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 070212 | 03 Jul 2012 | 02 Jul 2012 | 000-52710 |
| 4 | Open Document | Open Filing | MAIN DOCUMENT DESCRIPTION | 03 Jul 2012 | 02 Jul 2012 | 001-15295 |
| 4 | Open Document | Open Filing | 14 May 2012 | 11 May 2012 | 001-15525 | |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 050112 | 03 May 2012 | 01 May 2012 | 000-52710 |
| 4 | Open Document | Open Filing | MAIN DOCUMENT DESCRIPTION | 26 Apr 2012 | 25 Apr 2012 | 001-15295 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 042012 | 24 Apr 2012 | 20 Apr 2012 | 000-52710 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 030212 | 04 Apr 2012 | 02 Apr 2012 | 000-52710 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 030112 | 05 Mar 2012 | 01 Mar 2012 | 000-52710 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 020112 | 03 Feb 2012 | 01 Feb 2012 | 000-52710 |
| 4 | Open Document | Open Filing | FORM4 WVONSCHACK 010312 | 05 Jan 2012 | 03 Jan 2012 | 000-52710 |
| 4 | Open Document | Open Filing | MAIN DOCUMENT DESCRIPTION | 04 Jan 2012 | 03 Jan 2012 | 001-15295 |