Form4insider filings, from the source

Insider · CIK 0001638459

William T. Andrews

Files at: CPRX, ACER, AEGR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTCATALYST PHARMACEUTICALS, INC.CPRX2,309$31.50$72,7340—
Jun 3, 2026 FMForm 4 →Jun 5, 5:00 pm EDTCATALYST PHARMACEUTICALS, INC.CPRX3,795——2,309—
Mar 1, 2019 AForm 4 →Mar 5, 5:35 pm ESTAcer Therapeutics Inc.ACER9,000——9,000— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTCATALYST PHARMACEUTICALS, INC.CPRX265,084——0—
Jun 3, 2025 MForm 4 →Jun 5, 2026, 5:00 pm EDTCATALYST PHARMACEUTICALS, INC.CPRX3,052——240,195— late
Feb 1, 2019 AForm 4 →Feb 5, 1:49 pm ESTAcer Therapeutics Inc.ACER27,000——27,000—
Oct 4, 2017 AForm 4 →Oct 6, 4:11 pm EDTAcer Therapeutics Inc.ACER100,000——100,000—
Aug 4, 2015 AForm 4 →Aug 6, 4:28 pm EDTAegerion Pharmaceuticals, Inc.AEGR40,000——40,000—
Apr 1, 2015 AForm 4 →Apr 3, 7:59 pm EDTAegerion Pharmaceuticals, Inc.AEGR34,000——7,000—