Michael Castagna, Chief Executive Officer at MANNKIND CORP (MNKD), bought 5,000 shares at $1.25 ($6K) on 2020-07-31, disclosed to the SEC on 2020-08-04.
Open-market purchase of $6k MNKD by Chief Executive Officer. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade C.
Nothing distinguishes this filing.
| Filing → |
| MNKD | SELL | 2025-12-16 | $253K | — | Filing → |
| MNKD | SELL | 2025-12-04 | $1.2M | — | Filing → |
| MNKD | SELL | 2024-08-29 | $1.1M | — | Filing → |