| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ITH | Director | Mar 23, 2022 | Option Exercise | $1.11 | 120,000 | 133,200 | 791,976 | Mar 23, 2022, 06:24 PM |
| ITH | Director | Mar 23, 2022 | Sale | $1.30 | 60,300 | 78,390 | 731,676 | Mar 23, 2022, 06:24 PM |
| ITH | Director | Mar 22, 2022 | Sale | $1.30 | 19,800 | 25,740 | 671,976 | Mar 23, 2022, 06:24 PM |
| THM | Director | Mar 11, 2022 | Sale | $1.30 | 39,900 | 51,949 | 729,876 | Mar 14, 2022, 04:57 PM |
| OVTZ | Chief Financial Officer (CFO) | Apr 19, 2021 | Buy | $0.80 | 100,000 | 80,000 | 13,804,540 | Apr 21, 2021, 07:34 PM |
| CORVF | Director | Oct 16, 2020 | Option Exercise | $0.36 | 125,000 | 45,250 | 1,115,838 | Oct 20, 2020, 07:47 PM |
| CORVF | Director | Oct 13, 2020 | Sale | $2.79 | 50,000 | 139,500 | 990,838 | Oct 15, 2020, 06:21 PM |
| OVTZ | Chief Financial Officer (CFO) | Jun 05, 2020 | Buy | $0.15 | 1,000,000 | 150,000 | 13,704,540 | Jun 08, 2020, 05:01 PM |
| OVTZ | Chief Financial Officer (CFO) | Jun 24, 2019 | Buy | $0.06 | 4,000,000 | 228,000 | 12,676,540 | Jul 02, 2019, 05:19 PM |
| CORVF | Director | Apr 25, 2019 | Option Exercise | $1.04 | 120,000 | 124,800 | 1,160,838 | Apr 30, 2019, 08:41 PM |
| CORVF | Director | Apr 25, 2019 | Sale | $1.30 | 120,000 | 156,000 | 1,040,838 | Apr 30, 2019, 08:41 PM |
| CORVF | Director | Nov 15, 2018 | Option Exercise | $0.66 | 300,000 | 196,500 | 1,240,838 | Nov 19, 2018, 06:43 PM |
| CORVF | Director | Nov 15, 2018 | Sale | $1.51 | 200,000 | 302,000 | 1,040,838 | Nov 19, 2018, 06:43 PM |
| OTCQXCORVF | Director | May 17, 2016 | Option Exercise | $0.39 | 100,000 | 38,800 | 1,040,838 | May 18, 2016, 05:14 PM |
| OTCQXCORVF | Director | May 17, 2016 | Sale | $0.75 | 100,000 | 75,300 | 940,838 | May 18, 2016, 05:14 PM |
| CORVF | Chief Financial Officer (CFO) | Oct 15, 2015 | Buy | $0.07 | 6,700,000 | 469,000 | 8,704,540 | Oct 19, 2015, 07:28 PM |
| CORVF | Chief Financial Officer (CFO) | Oct 15, 2015 | Buy | $0.07 | 6,700,000 | 469,000 | 8,676,540 | Oct 19, 2015, 01:54 PM |
| OVT | Chief Financial Officer (CFO) | Jun 30, 2015 | Option Exercise | $0.11 | 320,081 | 35,209 | 2,004,540 | Jul 02, 2015, 04:51 PM |
| THM | Director | Jun 30, 2015 | Option Exercise | $0.40 | 42,458 | 16,983 | 731,676 | Jul 02, 2015, 04:32 PM |
| OTCQXCORVF | Director | Jun 30, 2015 | Option Exercise | $0.71 | 66,229 | 47,023 | 940,838 | Jul 02, 2015, 04:29 PM |
| ITH | Director | Dec 12, 2014 | Buy | $0.46 | 200,000 | 92,000 | 689,218 | Dec 12, 2014, 01:00 PM |
| OVT | CFO | Jun 18, 2013 | Buy | $0.05 | 28,000 | 1,540 | 1,684,459 | Jun 20, 2013, 01:32 PM |
| OVT | CFO | Jun 14, 2013 | Buy | $0.05 | 5,000 | 275 | 1,656,459 | Jun 14, 2013, 05:37 PM |
| OVT | CFO | Jun 13, 2013 | Buy | $0.06 | 50,000 | 3,250 | 1,651,459 | Jun 14, 2013, 05:37 PM |
| OVT | CFO | May 31, 2013 | Buy | $0.05 | 20,000 | 1,100 | 1,601,459 | Jun 03, 2013, 05:03 PM |
| OVT | CFO | May 13, 2013 | Buy | $0.05 | 125,000 | 6,875 | 1,581,459 | May 14, 2013, 09:08 PM |
| OVT | CFO | May 07, 2013 | Buy | $0.05 | 50,000 | 2,750 | 1,456,459 | May 08, 2013, 01:17 PM |
| OVT | CFO | Apr 22, 2013 | Buy | $0.05 | 18,000 | 900 | 1,406,459 | Apr 23, 2013, 04:56 PM |
| OVTZ | CFO | Apr 18, 2013 | Buy | $0.05 | 127,000 | 6,350 | 1,388,459 | Apr 19, 2013, 11:16 AM |
| OVT | CFO | Feb 06, 2012 | Buy | $0.15 | 600,000 | 90,000 | 1,261,459 | Feb 07, 2012, 07:47 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ITH | Director | Mar 23, 2022 | Option Exercise | 133,200 |
| ITH | Director | Mar 23, 2022 | Sale | 78,390 |
| ITH | Director | Mar 22, 2022 | Sale | 25,740 |
| THM | Director | Mar 11, 2022 | Sale | 51,949 |
| OVTZ | Chief Financial Officer (CFO) | Apr 19, 2021 | Buy | 80,000 |
| CORVF | Director | Oct 16, 2020 | Option Exercise | 45,250 |
| CORVF | Director | Oct 13, 2020 | Sale | 139,500 |
| OVTZ | Chief Financial Officer (CFO) | Jun 05, 2020 | Buy | 150,000 |
| OVTZ | Chief Financial Officer (CFO) | Jun 24, 2019 | Buy | 228,000 |
| CORVF | Director | Apr 25, 2019 | Option Exercise | 124,800 |
| CORVF | Director | Apr 25, 2019 | Sale | 156,000 |
| CORVF | Director | Nov 15, 2018 | Option Exercise | 196,500 |
| CORVF | Director | Nov 15, 2018 | Sale | 302,000 |
| OTCQXCORVF | Director | May 17, 2016 | Option Exercise | 38,800 |
| OTCQXCORVF | Director | May 17, 2016 | Sale | 75,300 |
| CORVF | Chief Financial Officer (CFO) | Oct 15, 2015 | Buy | 469,000 |
| CORVF | Chief Financial Officer (CFO) | Oct 15, 2015 | Buy | 469,000 |
| OVT | Chief Financial Officer (CFO) | Jun 30, 2015 | Option Exercise | 35,209 |
| THM | Director | Jun 30, 2015 | Option Exercise | 16,983 |
| OTCQXCORVF | Director | Jun 30, 2015 | Option Exercise | 47,023 |
| ITH | Director | Dec 12, 2014 | Buy | 92,000 |
| OVT | CFO | Jun 18, 2013 | Buy | 1,540 |
| OVT | CFO | Jun 14, 2013 | Buy | 275 |
| OVT | CFO | Jun 13, 2013 | Buy | 3,250 |
| OVT | CFO | May 31, 2013 | Buy | 1,100 |
| OVT | CFO | May 13, 2013 | Buy | 6,875 |
| OVT | CFO | May 07, 2013 | Buy | 2,750 |
| OVT | CFO | Apr 22, 2013 | Buy | 900 |
| OVTZ | CFO | Apr 18, 2013 | Buy | 6,350 |
| OVT | CFO | Feb 06, 2012 | Buy | 90,000 |