Form4insider filings, from the source

Company · CIK 0000899460 · SIC 2834 — Pharmaceutical Preparations · Nasdaq

MANNKIND CORP · MNKD

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $597k · 4net −$597k
$10k$10k$100k$100k$1M$1MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 12Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 10, 2026 SForm 4 →Sep 14, 8:00 pm EDTSteven B. BinderDirector33,558$3.81$127,856752,309−4.27%10b5-1
Aug 7, 2026 SForm 4 →Aug 10, 8:44 pm EDTSteven B. BinderDirector39,051$4.06$158,547785,867−4.73%10b5-1
Jul 17, 2026 SForm 4 →Jul 17, 9:43 pm EDTDavid ThomsonEVP Genl Counsel & Secretary24,109$4.05$97,641797,554−2.93%10b5-1
Jul 17, 2026 SForm 4 →Jul 17, 9:42 pm EDTSteven B. BinderDirector52,485$4.06$213,089824,918−5.98%10b5-1
Jul 15, 2026 FForm 4 →Jul 17, 9:47 pm EDTChristopher B PrentissChief Financial Officer22,247$4.09$90,990318,668—
Jul 15, 2026 FForm 4 →Jul 17, 9:47 pm EDTDominic MarascoPres, Endocrine Business Unit3,623$4.09$14,818343,398—
Jul 15, 2026 FMForm 4 →Jul 17, 9:45 pm EDTStuart A TrossChief People & Workpl Officer159,598$4.09$269,1551,058,142—
Jul 15, 2026 FMForm 4 →Jul 17, 9:44 pm EDTMichael CastagnaChief Executive Officer, Director713,460$4.09$1,485,4882,433,779—
Jul 15, 2026 FMForm 4 →Jul 17, 9:44 pm EDTSanjay R SinghEVP Technical Operations117,345$4.09$191,392478,966—
Jul 15, 2026 FMForm 4 →Jul 17, 9:43 pm EDTDavid ThomsonEVP Genl Counsel & Secretary192,216$4.09$402,562821,663—10b5-1
Jul 15, 2026 FMForm 4 →Jul 17, 9:42 pm EDTSteven B. BinderDirector118,185$4.09$99,776877,403—10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 15, 2026 MForm 4 →Jul 17, 9:45 pm EDTStuart A TrossChief People & Workpl Officer93,790——0—
Jul 15, 2026 MForm 4 →Jul 17, 9:44 pm EDTMichael CastagnaChief Executive Officer, Director350,260——0—
Jul 15, 2026 MForm 4 →Jul 17, 9:44 pm EDTSanjay R SinghEVP Technical Operations70,550——0—
Jul 15, 2026 MForm 4 →Jul 17, 9:43 pm EDTDavid ThomsonEVP Genl Counsel & Secretary93,790——0—10b5-1
Jul 15, 2026 MForm 4 →Jul 17, 9:42 pm EDTSteven B. BinderDirector93,790——0—10b5-1