Form4insider filings, from the source

Insider · CIK 0001518611

William John Sibold

Files at: MDGL. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $7.6M · 2net −$7.6M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJul 19Jul 27Aug 5Aug 14Aug 23Sep 1Sep 10

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 9, 2026 SForm 4 →Sep 11, 4:57 pm EDTMADRIGAL PHARMACEUTICALS, INC.MDGL11,583$538.65$6,239,198197,746−5.53%10b5-1
Jul 20, 2026 SForm 4 →Jul 20, 9:16 pm EDTMADRIGAL PHARMACEUTICALS, INC.MDGL2,500$547.30$1,368,253209,329−1.18%
Jul 17, 2026 MForm 4 →Jul 20, 9:16 pm EDTMADRIGAL PHARMACEUTICALS, INC.MDGL50,000——211,829—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 17, 2026 MForm 4 →Jul 20, 9:16 pm EDTMADRIGAL PHARMACEUTICALS, INC.MDGL50,000——0—