Castagna Michael 4
4 · MANNKIND CORP · Filed Dec 19, 2025
Insider Transaction Report
Form 4
MANNKIND CORPMNKD
Castagna Michael
DirectorChief Executive Officer
Transactions
- Exercise/Conversion
Common Stock, $0.01 Par Value
2025-12-17$4.55/sh+65,804$299,408→ 2,570,596 total - Sale
Common Stock, $0.01 Par Value
2025-12-17$6.01/sh−65,804$395,482→ 2,504,792 total - Exercise/Conversion
Employee Stock Option (Right to Buy)
2025-12-17−15,804→ 0 totalExercise: $4.55From: 2023-08-07Exp: 2026-05-19→ Common Stock, $0.01 Par Value (15,804 underlying) - Exercise/Conversion
Employee Stock Option (Right to Buy)
2025-12-17−50,000→ 0 totalExercise: $4.55From: 2018-08-02Exp: 2026-05-19→ Common Stock, $0.01 Par Value (50,000 underlying)
Footnotes (2)
- [F1]Transaction occurred pursuant to Rule 10b5-1 Plan established August 8, 2025.
- [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.