Form 4 for MNKD MANNKIND CORP
Accepted 2026-05-13 20:30:04 ET · period of report 2026-05-11 · accession 0001193125-26-222309 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-13 20:30 | 2026-05-11 | MNKD | Castagna Michael | CEO, Dir | F - Tax | $3.52 | -35.0K | 2.44M | -1% | -$123.0K |
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 | 2026-05-11 | F | D | 34,957 | $3.52 | 2,442,310 | D | — | — | (F1) Represents shares withheld to pay tax withholding obligations due on the date of vesting of the Restricted Stock Units originally granted on May 10, 2022. (F2) Includes 1,356 shares acquired under the Issuer's Employee Stock Purchase Plan on December 31, 2025. |