| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G | 2024-02-14 | ARMISTICE CAPITAL, LLC | Aptevo Therapeutics Inc. | 1,731,034 | 10.0% | EDGAR |
| SC 13G/A | 2023-02-14 | RTW INVESTMENTS, LP | Aptevo Therapeutics Inc. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2022-02-10 | RENAISSANCE TECHNOLOGIES LLC | Aptevo Therapeutics Inc. | 68,686 | 1.4% | EDGAR |
| SC 13D/A | 2021-11-26 | TANG CAPITAL PARTNERS LP | Aptevo Therapeutics Inc. | 0 | 0.0% | EDGAR |
| SC 13D/A | 2021-11-22 | TANG CAPITAL PARTNERS LP | Aptevo Therapeutics Inc. | 921,336 | 18.8% | EDGAR |
| SC 13D/A | 2021-06-21 | TANG CAPITAL PARTNERS LP | Aptevo Therapeutics Inc. | 1,760,000 | 39.6% | EDGAR |
| SC 13G/A | 2021-02-16 | Point72 Asset Management, L.P. | Aptevo Therapeutics Inc. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2021-02-16 | ARMISTICE CAPITAL, LLC | Aptevo Therapeutics Inc. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2021-02-12 | Stonepine Capital Management, LLC | Aptevo Therapeutics Inc. | 18,280 | 0.4% | EDGAR |
| SC 13G/A | 2021-02-12 | RTW INVESTMENTS, LP | Aptevo Therapeutics Inc. | 288,236 | 7.0% | EDGAR |
| SC 13G/A | 2021-02-11 | RENAISSANCE TECHNOLOGIES LLC | Aptevo Therapeutics Inc. | 254,423 | 5.8% | EDGAR |
| SC 13D/A | 2021-02-09 | TANG CAPITAL PARTNERS LP | Aptevo Therapeutics Inc. | 1,760,000 | 40.2% | EDGAR |
| SC 13G/A | 2020-11-27 | HIRSCHMAN ORIN | Aptevo Therapeutics Inc. | 122,165 | 3.0% | EDGAR |
| SC 13D/A | 2020-11-18 | TANG CAPITAL PARTNERS LP | Aptevo Therapeutics Inc. | 1,760,000 | 42.5% | EDGAR |
| SC 13G | 2020-11-16 | RTW INVESTMENTS, LP | Aptevo Therapeutics Inc. | 290,000 | 9.0% | EDGAR |
| SC 13D | 2020-11-06 | TANG CAPITAL PARTNERS LP | Aptevo Therapeutics Inc. | 1,760,000 | 54.4% | EDGAR |
| SC 13G | 2020-03-11 | HIRSCHMAN ORIN | Aptevo Therapeutics Inc. | 3,188,865 | 7.0% | EDGAR |
| SC 13G/A | 2020-02-14 | Point72 Asset Management, L.P. | Aptevo Therapeutics Inc. | 4,050,000 | 8.6% | EDGAR |
| SC 13G/A | 2020-02-14 | ARMISTICE CAPITAL, LLC | Aptevo Therapeutics Inc. | 5,025,437 | 10.0% | EDGAR |
| SC 13G/A | 2020-02-14 | HIRSCHMAN ORIN | Aptevo Therapeutics Inc. | 2,133,887 | 5.0% | EDGAR |