Form 4 for MNKD MANNKIND CORP
Accepted 2025-12-04 00:00:00 ET · period of report 2025-12-02 · accession 0001193125-25-308350 · 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 | 2025-12-04 | 2025-12-02 | MNKD | Castagna Michael | CEO, Dir | M - OptEx | $4.55 | +107.9K | 2.61M | +4% | +$491.0K |
| DT | 2025-12-04 | 2025-12-02 | MNKD | Castagna Michael | CEO, Dir | S - Sale+OE | $5.57 | -107.9K | 2.50M | -4% | -$601.1K |
| DMT | 2025-12-04 | 2025-12-02 | MNKD | Castagna Michael | CEO, Dir | M - OptEx | $0.00 | -107.9K | 7,920 | -93% | $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 | 2025-12-02 | M | A | 107,920 | $4.55 | 2,612,712 | D | — | — | |
| 2 | Common | Common Stock, $0.01 Par Value | 2025-12-02 | S | D | 107,920 | $5.57 | 2,504,792 | D | — | — | (F2) The weighted average sales price of the reported transaction was $5.57 based on a range of prices between $5.50 and $5.63. 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. |
| 3 | Derivative | Employee Stock Option (Right to Buy) | 2025-12-02 | M | D | 65,840 | $0.00 | 0 | D | $4.55 · 2020-03-14 to 2026-05-19 | 65,840 Common Stock, $0.01 Par Value | |
| 4 | Derivative | Employee Stock Option (Right to Buy) | 2025-12-02 | M | D | 42,080 | $0.00 | 7,920 | D | $4.55 · 2020-02-25 to 2026-05-19 | 42,080 Common Stock, $0.01 Par Value |