CUSIP: 00791X209 | NYSE | Healthcare · Biotechnology | Micro Cap | 36 institutional holders
5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.
| Holder | Shares | % of Class | Change | Event Date | vs 13F |
|---|---|---|---|---|---|
| 13GTimothy P. Lynch | 6,500,000 | 13.0% | New 5%+ stake | Aug 19, 2026 | No 13F filer matched |
| 13GStonepine Capital Management, LLC | 6,892,682 | 9.9% | New 5%+ stake |
| Style | Turnover | Location | Filed | ||||
|---|---|---|---|---|---|---|---|
| 20,024 | $14.4K | 0.0% | Core | Low | Cincinnati, OH | 2026-11-03 | |
| 12,856 | $3.9K | 0.0% | ETF | Very Low | Raleigh, NC | 2026-10-02 | |
| 567 | $171 | 0.0% | Growth | Low | Carslbad, CA | 2026-10-15 | |
| 329 | $99 | 0.0% | Agg Growth | Low | Tokyo, Mexico | 2026-10-22 | |
| 170 | $51 | 0.0% | GARP | Low | Wilmington, DE | 2026-10-23 | |
| 95 | $29 | 0.0% | Core | Very Low | Denver, CO | 2026-10-15 | |
| 1 | $0 | 0.0% | Growth | Very High | Hong Kong, South Korea | 2026-10-29 |
| Jul 15, 2026 |
| Not yet in a 13F |