Form4insider filings, from the source

Company · CIK 0001603454 · SIC 8071 — Services-Medical Laboratories · Nasdaq

Celcuity Inc. · CELC

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $686k · 4sales $317.8M · 1net −$317.1M
$100k$100k$10M$10M$1B$1BbuyssalesNov 2017Apr 2019Oct 2020Mar 2022Aug 2023Feb 2025Jul 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 14, 2026 AForm 4 →Aug 18, 4:19 pm EDTLance G. LaingChief Science Officer, Director20,000——1,271,000—
Aug 14, 2026 AForm 4 →Aug 18, 4:18 pm EDTBrian F. SullivanChief Executive Officer, Director80,000——1,450,199—
Aug 14, 2026 AForm 4 →Aug 18, 4:17 pm EDTVicky HahneChief Financial Officer16,000——37,808—
Jul 14, 2026 SForm 4 →Jul 16, 5:42 pm EDTBAKER BROS. ADVISORS LP +3Other3,100,000$102.50$317,750,0004,372,852−41.5%
Jun 5, 2026 AForm 4 →Jun 9, 6:25 pm EDTPolly A. MurphyDirector1,530——6,530—
Jun 5, 2026 AForm 4 →Jun 9, 6:24 pm EDTDavid DalveyDirector1,530——1,530—
Jun 5, 2026 AForm 4 →Jun 9, 6:23 pm EDTCharles R RompDirector1,530——1,745—
Jun 5, 2026 AForm 4 →Jun 9, 6:23 pm EDTRichard NigonDirector1,530——80,565—
Jun 5, 2026 AForm 4 →Jun 9, 6:22 pm EDTLeo FurchtDirector1,530——12,530—
Jun 5, 2026 AForm 4 →Jun 9, 6:22 pm EDTRichard E BullerDirector1,530——1,530—
Jun 2, 2026 MForm 4 →Jun 4, 4:52 pm EDTLance G. LaingChief Science Officer, Director1,000$9.89$9,8901,251,000—
Sep 11, 2018 PForm 4 →Sep 13, 5:23 pm EDTRichard NigonDirector9,747$22.31$217,45690,278+12.1% plan?
May 31, 2018 PForm 4 →Jun 4, 4:27 pm EDTRichard NigonDirector10,000$19.04$190,40080,531+14.2% plan?
May 14, 2018 AForm 4 →May 16, 4:48 pm EDTMaureen Therese CroninDirector2,571——7,821— plan?
Nov 28, 2017 PForm 4 →Nov 29, 5:02 pm ESTRichard NigonDirector7,500$17.48$131,10070,531+11.9% plan?
Nov 20, 2017 PForm 4 →Nov 22, 4:14 pm ESTRichard NigonDirector8,500$17.31$147,15063,031+15.6% plan?
Oct 26, 2017 AForm 4 →Oct 26, 4:32 pm EDTMaureen Therese CroninDirector5,250——5,250— plan?

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 14, 2026 AForm 4 →Aug 18, 4:19 pm EDTLance G. LaingChief Science Officer, Director10,000——10,000—
Aug 14, 2026 AForm 4 →Aug 18, 4:18 pm EDTBrian F. SullivanChief Executive Officer, Director120,000——120,000—
Aug 14, 2026 AForm 4 →Aug 18, 4:17 pm EDTVicky HahneChief Financial Officer10,000——10,000—
Jun 10, 2026 GForm 4 →Jun 12, 4:18 pm EDTPolly A. MurphyDirector28,096——14,048—
Jun 10, 2026 GForm 4 →Jun 12, 4:17 pm EDTRichard E BullerDirector25,006——12,503—
Jun 2, 2026 MForm 4 →Jun 4, 4:52 pm EDTLance G. LaingChief Science Officer, Director1,000——20,250—
Oct 17, 2018 AForm 4 →Oct 19, 5:21 pm EDTVicky HahneChief Financial Officer932——932—
Oct 17, 2018 AForm 4 →Oct 19, 5:21 pm EDTBrian F. SullivanChief Executive Officer, Director, 10% Owner14,675——14,675—
Oct 17, 2018 AForm 4 →Oct 19, 5:20 pm EDTLance G. LaingChief Science Officer, Director, 10% Owner1,834——1,834—
Aug 13, 2018 AForm 4 →Aug 15, 4:09 pm EDTBrian F. SullivanChief Executive Officer, Director, 10% Owner3,769——3,769—
Jul 5, 2018 AForm 4 →Jul 9, 4:06 pm EDTVicky HahneChief Financial Officer3,000——3,000—
May 14, 2018 AForm 4 →May 16, 4:48 pm EDTDavid DalveyDirector3,201——3,201—
May 14, 2018 AForm 4 →May 16, 4:47 pm EDTRichard NigonDirector3,201——3,201—
Oct 19, 2017 AForm 4 →Oct 23, 4:20 pm EDTRichard NigonDirector8,200——8,200—
Oct 19, 2017 AForm 4 →Oct 23, 4:20 pm EDTDavid DalveyDirector8,200——8,200—
Sep 19, 2017 AForm 4 →Oct 16, 4:26 pm EDTLance G. LaingChief Science Officer, Director, 10% Owner4,110——4,110— late
Sep 19, 2017 AForm 4 →Oct 16, 4:23 pm EDTBrian F SullivanChief Executive Officer, Director, 10% Owner8,220——8,220— late