Young James Douglas

US insider· US
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  • ACQUIREDT+2

    Smart Sand Inc · NASDAQ

    +62,893 sh

    Filed 20 Aug 2026SEC Form 4view source
  • REDUCEDT+7

    Smart Sand Inc · NASDAQ

    16,301 sh · $80.4K

    Filed 19 Aug 2026SEC Form 4view source
  • REDUCEDT+7

    Smart Sand Inc · NASDAQ

    11,669 sh · $56.5K

    Filed 19 Aug 2026SEC Form 4view source