WORK Medical Technology Group LTD - WOK
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| UBS Group AG | History | Reduced | 2,436 | 5 | 0.0% | — | 1 | -869 | -26.29% | Q4 2025 | Jan 29, 2026 |
| SABBY MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.24% | — | -2,724,004 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Virtu Financial LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -311,821 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Federation des caisses Desjardins du Quebec | History | Closed out | 0 | 0 | — | 0.0% | — | -200,000 | -100.0% | Q3 2025 | Nov 14, 2025 |
| TWO SIGMA SECURITIES, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -48,752 | -100.0% | Q3 2025 | Nov 14, 2025 |
| XTX Topco Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -38,092 | -100.0% | Q3 2025 | Nov 14, 2025 |
| CITADEL ADVISORS LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -14,595 | -100.0% | Q3 2025 | Nov 14, 2025 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 1 | 0 | — | — | — | -261 | -99.62% | Q4 2025 | Feb 17, 2026 |
| North Star Investment Management Corp. | History | New | 200 | 0 | — | — | — | +200 | New | Q4 2025 | Jan 30, 2026 |