Form 4 for MNKD MANNKIND CORP
Accepted 2025-12-19 00:00:00 ET · period of report 2025-12-17 · accession 0001193125-25-327227 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2025-12-19 | 2025-12-17 | MNKD | Castagna Michael | CEO, Dir | S - Sale+OE | $6.01 | -65.8K | 2.50M | -3% | -$395.5K |
| DT | 2025-12-19 | 2025-12-17 | MNKD | Castagna Michael | CEO, Dir | M - OptEx | $4.55 | +65.8K | 2.57M | +3% | +$299.4K |
| DMT | 2025-12-19 | 2025-12-17 | MNKD | Castagna Michael | CEO, Dir | M - OptEx | $0.00 | -65.8K | 0 | -100% | $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 | 2025-12-17 | S | D | 65,804 | $6.01 | 2,504,792 | D | — | — | (F2) The weighted average sales price of the reported transaction was $6.01 based on a range of prices between $6.00 and $6.04. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of shares sold at each separate price will be provided. |
| 2 | Common | Common Stock, $0.01 Par Value | 2025-12-17 | M | A | 65,804 | $4.55 | 2,570,596 | D | — | — | |
| 3 | Derivative | Employee Stock Option (Right to Buy) | 2025-12-17 | M | D | 15,804 | $0.00 | 0 | D | $4.55 · 2023-08-07 to 2026-05-19 | 15,804 Common Stock, $0.01 Par Value | |
| 4 | Derivative | Employee Stock Option (Right to Buy) | 2025-12-17 | M | D | 50,000 | $0.00 | 0 | D | $4.55 · 2018-08-02 to 2026-05-19 | 50,000 Common Stock, $0.01 Par Value |