| Date | Filer | Title | Filing | Type | Shares Traded | Price | Total Held |
|---|---|---|---|---|---|---|---|
| October 13, 2026 | Director, President and CEO | Form 4 | Other acquisition or disposition | -- | -- | 778 | |
| October 13, 2026 | Director, Executive Chairman of Board | Form 4 | Other acquisition or disposition | -- | -- | 4,622 | |
| October 9, 2026 | Chief Medical Officer | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 1,249 | $1.08 | 46,927 | |
| October 9, 2026 | Director, President and CEO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 2,977 | $1.08 | 116,174 | |
| October 9, 2026 | Director, Executive Chairman of Board | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 7,800 | $1.08 | 111,721 | |
| September 28, 2026 | Director, President and CEO | Form 4 | Other acquisition or disposition | -- | -- | 778 | |
| September 28, 2026 | Director, Executive Chairman of Board | Form 4 | Other acquisition or disposition | -- | -- | 4,622 | |
| September 25, 2026 | Chief Medical Officer | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 4,390 | $1.41 | 45,678 | |
| September 25, 2026 | Director, President and CEO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 6,697 | $1.41 | 113,197 | |
| September 25, 2026 | Director, Executive Chairman of Board | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 7,169 | $1.41 | 103,921 | |
| September 15, 2026 | Director, President and CEO | Form 4 | Other acquisition or disposition | -- | -- | 778 | |
| September 15, 2026 | Director, Executive Chairman of Board | Form 4 | Other acquisition or disposition | -- | -- | 4,622 | |
| September 11, 2026 | Chief Medical Officer | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 4,211 | $1.47 | 41,288 | |
| September 11, 2026 | Director, President and CEO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 5,504 | $1.47 | 105,580 | |
| September 11, 2026 | Director, Executive Chairman of Board | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 5,824 | $1.47 | 95,699 | |
| September 1, 2026 | Director, President and CEO | Form 4 | Other acquisition or disposition | -- | -- | 778 | |
| September 1, 2026 | Director, Executive Chairman of Board | Form 4 | Other acquisition or disposition | -- | -- | 4,622 | |
| August 31, 2026 | General Counsel and Corp Sec | Form 4 | Open market or private sale of non-derivative or derivative security | 2,525 | $1.56 | 2,896 | |
| August 28, 2026 | General Counsel and Corp Sec | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 2,525 | $1.60 | 5,421 | |
| August 28, 2026 | Chief Medical Officer | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 3,626 | $1.60 | 37,077 | |
| August 28, 2026 | Director, President and CEO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 6,822 | $1.60 | 100,076 | |
| August 28, 2026 | Director, Executive Chairman of Board | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 7,371 | $1.60 | 89,875 | |
| August 17, 2026 | General Counsel and Corp Sec | Form 4 | Open market or private sale of non-derivative or derivative security | 2,449 | $1.63 | 2,896 | |
| August 17, 2026 | Director, President and CEO | Form 4 | Other acquisition or disposition | -- | -- | 778 | |
| August 17, 2026 | Director, Executive Chairman of Board | Form 4 | Other acquisition or disposition | -- | -- | 4,622 |
For recent transactions, including derivative transactions, see our Section 16 SEC filings page.
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.