Arkolith/Insider Trading/MNKD/Form 4

Castagna Michael

Chief Executive Officer, DirectorMANNKIND CORP (MNKD) · full profile →Form 4 · filed Dec 19, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$395K
Net Open-Market Flow
-$395K
Transactions
4
2 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Dec 17, 2025Sell(S)66K$6.01$395K2.5M
Dec 17, 2025Option exercise(M)66K$4.55$299K2.6M

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Dec 17, 2025Option exercise(M)16K—$00
Dec 17, 2025Option exercise(M)50K—$00

Transaction Codes

S
Open-market sale
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-25-327227) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML