Insiders / Castagna Michael
Castagna Michael
CIK 1674282personinsider
Companies
1
First seen
Mar 2, 2026
Last activity
Mar 25, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Mannkind Corp · MNKD | 2,575,911 | — |
All securities held
3 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Mannkind Corp | Common Stock, $0.01 Par Value | 2,575,911 |
| Mannkind Corp | Performance Restricted Stock UnitDerivative | 796,000 |
| Mannkind Corp | Employee Stock Option (right to buy)Derivative | 782,000 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 10, 2026 | Buy | MNKD Mannkind Corp Common Stock, $0.01 Par Value | $259.0K | +100K +4.04% | 2,575,911 0.80% of shares | medium |
| Mar 1, 2026 | Grant | MNKD Mannkind Corp Common Stock, $0.01 Par Value | $50.0K | +15K +0.62% | 2,475,911 0.77% of shares | low |
| Mar 23, 2026 | Grant | MNKD Mannkind Corp Employee Stock Option (right to buy) | — | +782K | 782,000 0.24% of shares | low |
| Mar 23, 2026 | Grant | MNKD Mannkind Corp Performance Restricted Stock Unit | — | +796K | 796,000 0.25% of shares | low |
| Feb 26, 2026 | Grant | MNKD Mannkind Corp Employee Stock Option (right to buy) | — | +38K | 37,525 0.01% of shares | low |
| Feb 26, 2026 | Grant | MNKD Mannkind Corp Employee Stock Option (right to buy) | — | +58K | 57,750 0.02% of shares | low |
| Feb 26, 2026 | Grant | MNKD Mannkind Corp Employee Stock Option (right to buy) | — | +50K | 50,000 0.02% of shares | low |