Form4insider filings, from the source

Company · CIK 0001704287 · SIC 3841 — Surgical & Medical Instruments & Apparatus · Nasdaq

Bluejay Diagnostics, Inc. · BJDX

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $97k · 1sales $49k · 1net $48k
$10k$10k$100k$100k$1M$1MbuyssalesJul 8Jul 8Jul 9Jul 9Jul 10Jul 10Jul 11

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 17, 2026 AForm 4 →Aug 18, 4:15 pm EDTIndranil DeyPresident and CEO, Director28,000——40,522—
Jul 10, 2026 SForm 4 →Jul 13, 3:14 pm EDTHRT FINANCIAL LP10% Owner34,938$1.40$48,91392,055−27.5%
Jul 9, 2026 PForm 4 →Jul 13, 3:14 pm EDTHRT FINANCIAL LP10% Owner64,047$1.51$96,711126,993+102%

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 17, 2026 AForm 4 →Aug 18, 4:16 pm EDTFred S ZeidmanDirector100,000——100,000—
Aug 17, 2026 AForm 4 →Aug 18, 4:16 pm EDTDouglas Clark WurthDirector100,000——100,000—
Aug 17, 2026 AForm 4 →Aug 18, 4:15 pm EDTSvetlana DeyDirector100,000——100,000—
Aug 17, 2026 AForm 4 →Aug 18, 4:15 pm EDTDonald R ChaseDirector100,000——100,000—