Form4insider filings, from the source

Company · CIK 0001850270 · SIC 2836 — Biological Products, (No Diagnostic Substances) · Nasdaq

PROKIDNEY CORP. · PROK

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.1M · 1net −$1.1M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 17Aug 17Aug 17Aug 18Aug 18Aug 18Aug 19

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 18, 2026 SForm 4 →Aug 20, 5:00 pm EDTBrian JG PereiraDirector757,164$1.41$1,067,7730−100%
Aug 4, 2026 CForm 4 →Aug 6, 8:09 am EDTBrian JG PereiraDirector757,164——675,235—
Jun 12, 2026 CForm 4 →Jun 15, 5:32 pm EDTTodd C GirolamoChief Legal Officer163,857——327,713—

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 4, 2026 CForm 4 →Aug 6, 8:09 am EDTBrian JG PereiraDirector1,514,328——0—
Jul 1, 2026 AForm 4 →Jul 6, 4:02 pm EDTKenneth Thomas LockeChief Technical Officer750,000——750,000—
Jun 12, 2026 CForm 4 →Jun 15, 5:32 pm EDTTodd C GirolamoChief Legal Officer327,714——0—