| # | % | |||||
|---|---|---|---|---|---|---|
| 1 | SG Americas Securities, LLC | 28,300 | 109,000 | 0.06% | Put | |
| 2 | Virtu KCG Holdings LLC | 3,800 | 283,000 | 0.14% | Put | |
| 3 | Iguana Healthcare Management, LLC | 200,000 | 14,878,000 | 7.51% | Put | |
| 4 | SPHERA FUNDS MANAGEMENT LTD. | 3,000 | 22,317,000 | 11.27% | Put | |
| 5 | Timber Hill LLC | 413,900 | 30,790,000 | 15.55% | Put | |
| 6 | CITADEL ADVISORS LLC | 442,600 | 32,925,000 | 16.63% | Put | |
| 7 | SABBY MANAGEMENT, LLC | 5,998 | 44,637,000 | 22.54% | Put | |
| 8 | Rhenman & Partners Asset Management AB | 700,000 | 52,073,000 | 26.30% | Put |
From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.
