Form4insider filings, from the source

Insider · CIK 0001968347

Christopher M. Green

Files at: SND. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $70k · 1net −$70k
$10k$10k$100k$100k$1M$1MbuyssalesMar 27Apr 26May 27Jun 27Jul 28Aug 27Sep 27

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 19, 2026 AForm 4 →Aug 20, 8:10 pm EDTSmart Sand, Inc.SND12,176——46,469—
Aug 14, 2026 SForm 4 →Aug 17, 4:30 pm EDTSmart Sand, Inc.SND13,874$5.06$70,20234,293−28.8%
Jul 23, 2026 FForm 4 →Jul 27, 7:05 am EDTSmart Sand, Inc.SND1,738$4.81$8,36048,167—
Jul 10, 2026 FForm 4 →Jul 13, 5:40 pm EDTSmart Sand, Inc.SND1,717$4.80$8,24249,905—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.