Form4insider filings, from the source

Company · CIK 0001369568 · SIC 2834 — Pharmaceutical Preparations · Nasdaq

CATALYST PHARMACEUTICALS, INC. · CPRX

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTBrian ElsberndChief Legal Officer242,501$31.50$7,638,7820—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTDavid S TierneyDirector383,314$31.50$12,074,3910—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTSteve MillerChief Op. & Scientific Officer1,093,803$31.50$34,454,7950—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTTamar ThompsonDirector3,773$31.50$118,8500—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTGregg RussoChief HR Officer476$31.50$14,9940—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTPatrick J McEnanyDirector4,171,559$31.50$131,404,1090—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTDonald A DenkhausDirector498,773$31.50$15,711,3500—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTJeffrey Del CarmenChief Commercial Officer14,337$31.50$451,6160—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTPreethi SundaramChief Strategy Officer54,804$31.50$1,726,3260—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTRichard J DalyPresident and CEO, Director271,266$31.50$8,544,8790—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTWilliam T. AndrewsChief Medical Officer2,309$31.50$72,7340—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTMolly HarperDirector3,694$31.50$116,3610—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTMichael Wayne KalbChief Financial Officer13,665$31.50$430,4480—
Jun 3, 2026 FMForm 4 →Jun 5, 5:00 pm EDTWilliam T. AndrewsChief Medical Officer3,795——2,309—

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTBrian ElsberndChief Legal Officer956,142——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTDaniel J. CurranDirector63,583——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTDavid S TierneyDirector178,163——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTSteve MillerChief Op. & Scientific Officer1,471,649——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTTamar ThompsonDirector119,663——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTGregg RussoChief HR Officer71,786——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTPatrick J McEnanyDirector1,851,948——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTDonald A DenkhausDirector178,163——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTJeffrey Del CarmenChief Commercial Officer1,036,846——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTPreethi SundaramChief Strategy Officer798,437——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTRichard J DalyPresident and CEO, Director2,618,539——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTWilliam T. AndrewsChief Medical Officer265,084——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTMolly HarperDirector127,163——0—
Jul 15, 2026 DForm 4 →Jul 17, 4:15 pm EDTMichael Wayne KalbChief Financial Officer632,903——0—
Jun 3, 2025 MForm 4 →Jun 5, 2026, 5:00 pm EDTWilliam T. AndrewsChief Medical Officer3,052——240,195— late