| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| EW HEALTHCARE PARTNERS FUND 2, L.P. | 17.32% | $11.6M | 7.71M | EW Healthcare Partners Fund 2 GP, L.P. | Nov 17, 2025 | |||
| Nantahala Capital Management, LLC | 12.9% | +29.1% | $5.26M | $1.17M | 5.11M | +28.6% | Nantahala Capital Management, LLC | Apr 30, 2025 |
| NORTH RUN CAPITAL, LP | 9.3% | $3.61M | 3.68M | North Run Capital, LP | Mar 31, 2025 | |||
| SILVERARC CAPITAL MANAGEMENT, LLC | 7.8% | $3.16M | 3.07M | SilverArc Capital Management, LLC | Dec 31, 2024 | |||
| LYTTON LAURENCE W | 7.2% | -14.4% | $4.27M | -$833K | 2.87M | -16.3% | Lytton, Laurence W. | Sep 30, 2025 |
| Stonepine Capital Management, LLC | 6% | $2.42M | 2.35M | Stonepine Capital Management, LLC | Dec 31, 2024 | |||
| HIRSCHMAN ORIN | 3.6% | -45.7% | $1.46M | -$1.28M | 1.42M | -46.8% | Orin Hirschman | Mar 31, 2025 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Change | Price | Investors |
|---|---|---|---|---|---|
| 2025 Q3 | 23.6M | $35.1M | +$71K | $1.49 | 40 |
| 2025 Q2 | 23.5M | $45.5M | -$776K | $1.94 | 45 |
| 2025 Q1 | 24.6M | $30M | -$5.39M | $1.22 | 47 |
| 2024 Q4 | 27M | $81.6M | +$27.8M | $3.02 | 46 |
| 2024 Q3 | 18M | $45.6M | -$11M | $2.53 | 48 |
| 2024 Q2 | 19.9M | $93.4M | -$6.73M | $4.70 | 67 |
| 2024 Q1 | 20.7M | $117M | -$1.44M | $5.67 | 58 |
| 2023 Q4 | 21M | $139M | -$8.56M | $6.62 | 59 |
| 2023 Q3 | 21.9M | $175M | -$1.84M | $8.00 | 66 |
| 2023 Q2 | 22.1M | $223M | +$51.5M | $10.13 | 67 |
| 2023 Q1 | 16.9M | $180M | -$5.75M | $10.64 | 54 |
| 2022 Q4 | 17.4M | $200M | +$6.25M | $11.50 | 49 |
| 2022 Q3 | 16.8M | $143M | +$28.9M | $8.52 | 43 |
| 2022 Q2 | 13.5M | $95M | +$21.1M | $7.01 | 31 |
| 2022 Q1 | 0 | $0 | -$6.16M | 0 | |
| 2021 Q4 | 10.5M | $135M | -$161K | $12.80 | 34 |
| 2021 Q3 | 10.2M | $140M | -$332K | $13.66 | 36 |
| 2021 Q2 | 10.2M | $165M | +$6.14M | $16.11 | 44 |
| 2021 Q1 | 9.89M | $147M | +$2.99M | $14.90 | 46 |
| 2020 Q4 | 9.69M | $146M | -$989K | $15.04 | 47 |
| 2020 Q3 | 9.75M | $161M | +$2.12M | $16.54 | 43 |
| 2020 Q2 | 9.74M | $126M | +$40.3M | $12.96 | 49 |
| 2020 Q1 | 6.48M | $50.6M | -$2.64M | $7.82 | 26 |
| 2019 Q4 | 6.38M | $82.7M | +$79.1M | $12.95 | 22 |