| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Nantahala Capital Management, LLC | 9.99% | 0% | $6,625,317 | +$1,645,802 | 6,250,299 | +33.1% | Nantahala Capital Management, LLC | 30 Jun 2025 |
| Foundation Fighting Blindness Retinal Degeneration Fund | 8% | -49.4% | $10,819,577 | -$7,880,000 | 5,492,171 | -42.1% | Foundation Fighting Blindness Retinal Degeneration Fund | 09 Dec 2025 |
| PERCEPTIVE ADVISORS LLC | 9.99% | $3,608,401 | 4,510,501 | Perceptive Advisors LLC | 24 Mar 2025 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price | Investors |
|---|---|---|---|---|---|
| 2025 Q3 | 19,026,274 | $31,911,867 | +$2,765,658 | $1.65 | 46 |
| 2025 Q2 | 17,503,196 | $16,482,508 | +$2,741,389 | $0.9421 | 43 |
| 2025 Q1 | 14,560,311 | $14,686,745 | +$11,049,669 | $0.9818 | 46 |
| 2024 Q4 | 3,678,848 | $4,378,207 | +$106,956 | $1.19 | 42 |
| 2024 Q3 | 2,531,596 | $3,315,513 | -$283,780 | $1.31 | 37 |
| 2024 Q2 | 2,696,097 | $4,126,103 | -$1,250,857 | $1.53 | 37 |
| 2024 Q1 | 3,374,307 | $6,780,798 | -$925,460 | $2.01 | 48 |
| 2023 Q4 | 3,712,141 | $11,173,334 | -$177,249 | $3.01 | 48 |
| 2023 Q3 | 3,768,545 | $12,624,748 | +$43,437 | $3.35 | 50 |
| 2023 Q2 | 3,675,838 | $15,952,413 | +$1,001,477 | $4.34 | 49 |
| 2023 Q1 | 3,457,077 | $12,962,551 | +$1,457,390 | $3.75 | 40 |
| 2022 Q4 | 3,099,588 | $10,946,085 | +$1,241,957 | $3.53 | 34 |
| 2022 Q3 | 2,825,667 | $5,686,000 | +$828,901 | $2.01 | 33 |
| 2022 Q2 | 2,407,242 | $4,623,000 | +$385,937 | $1.92 | 35 |
| 2022 Q1 | 2,052,047 | $6,623,000 | -$430,212 | $3.23 | 33 |
| 2021 Q4 | 2,169,473 | $8,073,000 | +$1,421,030 | $3.73 | 32 |
| 2021 Q3 | 1,679,507 | $8,621,000 | +$3,116,790 | $5.15 | 26 |
| 2021 Q2 | 1,038,443 | $5,482,000 | +$532,990 | $5.28 | 28 |
| 2021 Q1 | 912,180 | $5,265,087 | -$7,635,114 | $5.81 | 21 |
| 2020 Q4 | 2,209,512 | $14,469,013 | +$1,044,013 | $6.52 | 9 |