Castagna Michael bought MNKD

December 2, 2025 · Form 4 insider transaction

Castagna Michael bought 107,920 shares of MannKind Corporation at $4.55 per share, a transaction worth $491.0K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 2 days after the transaction.

Direction
Acquired (buy-side)
Shares
107,920
Price
$4.55
Total value
$491.0K
RoleOfficer, Director
SecurityCommon Stock, $0.01 Par Value
Transaction codeM: Option exercise
Transaction dateDecember 2, 2025
Filing dateDecember 4, 2025
Shares owned after2,612,712
OwnershipDirect
10b5-1 planNo
AmendedNo
View the original Form 4 on SEC EDGAR
Castagna Michael bought MNKD: December 2, 2025 | Insider Trading Screener