| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| CYTH | Chief Operating Officer | May 16, 2022 | Buy | $2.12 | 3,000 | 6,354 | 32,160 | May 16, 2022, 01:01 PM |
| CYTH | Chief Operating Officer | Apr 29, 2022 | Buy | $2.70 | 1,365 | 3,692 | 29,160 | Apr 29, 2022, 03:36 PM |
| CYTH | Chief Operating Officer | Apr 28, 2022 | Buy | $2.50 | 635 | 1,588 | 27,795 | Apr 29, 2022, 03:36 PM |
| CYTH | Chief Operating Officer | Mar 29, 2021 | Buy | $7.50 | 2,000 | 15,000 | 27,160 | Mar 30, 2021, 01:24 PM |
| CTDH | Chief Operating Officer | Apr 24, 2020 | Option Exercise | $0.10 | 50,000 | 5,000 | 1,015,972 | Apr 27, 2020, 04:06 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| CYTH | Chief Operating Officer | May 16, 2022 | Buy | 6,354 |
| CYTH | Chief Operating Officer | Apr 29, 2022 | Buy | 3,692 |
| CYTH | Chief Operating Officer | Apr 28, 2022 | Buy | 1,588 |
| CYTH | Chief Operating Officer | Mar 29, 2021 | Buy | 15,000 |
| CTDH | Chief Operating Officer | Apr 24, 2020 | Option Exercise | 5,000 |