Form4insider filings, from the source

Insider · CIK 0001672978

Matthew Lanigan

Files at: NPKI. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $2.4M · 1net −$2.4M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 3, 2026 SForm 4 →Jun 5, 4:22 pm EDTNPK International Inc.NPKI167,375$14.43$2,415,907254,699−39.7%10b5-1
Jun 1, 2026 FMForm 4 →Jun 3, 6:55 pm EDTNPK International Inc.NPKI189,737$14.31$1,281,446422,074—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 1, 2026 MForm 4 →Jun 3, 6:55 pm EDTNPK International Inc.NPKI100,188——0—