Form 4 for MNKD MANNKIND CORP
Accepted 2025-12-16 00:00:00 ET · period of report 2025-12-12 · accession 0001193125-25-321366 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DMT | 2025-12-16 | 2025-12-12+ | MNKD | Castagna Michael | CEO, Dir | M - OptEx | $4.55 | +42.1K | 2.53M | +2% | +$191.6K |
| DMT | 2025-12-16 | 2025-12-12+ | MNKD | Castagna Michael | CEO, Dir | S - Sale+OE | $6.00 | -42.1K | 2.50M | -2% | -$252.7K |
| DMT | 2025-12-16 | 2025-12-12+ | MNKD | Castagna Michael | CEO, Dir | M - OptEx | $0.00 | -42.1K | 15.8K | -73% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock, $0.01 Par Value | 2025-12-16 | M | A | 21,310 | $4.55 | 2,526,102 | D | — | — | |
| 2 | Common | Common Stock, $0.01 Par Value | 2025-12-12 | S | D | 20,806 | $6.00 | 2,504,792 | D | — | — | |
| 3 | Common | Common Stock, $0.01 Par Value | 2025-12-12 | M | A | 20,806 | $4.55 | 2,525,598 | D | — | — | |
| 4 | Common | Common Stock, $0.01 Par Value | 2025-12-16 | S | D | 21,310 | $6.00 | 2,504,792 | D | — | — | |
| 5 | Derivative | Employee Stock Option (Right to Buy) | 2025-12-12 | M | D | 12,886 | $0.00 | 37,114 | D | $4.55 · 2023-08-07 to 2026-05-19 | 12,886 Common Stock, $0.01 Par Value | |
| 6 | Derivative | Employee Stock Option (Right to Buy) | 2025-12-12 | M | D | 7,920 | $0.00 | 0 | D | $4.55 · 2020-03-14 to 2026-05-19 | 7,920 Common Stock, $0.01 Par Value | |
| 7 | Derivative | Employee Stock Option (Right to Buy) | 2025-12-16 | M | D | 21,310 | $0.00 | 15,804 | D | $4.55 · 2023-08-07 to 2026-05-19 | 21,310 Common Stock, $0.01 Par Value |