Form4insider filings, from the source

Insider · CIK 0001666669

Tyson Eliot Marshall

Files at: ATEC, MCZ. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $79k · 1net −$79k
$10k$10k$100k$100k$1M$1MbuyssalesSep 2025Nov 2025Jan 2026Mar 2026May 2026Jul 2026Sep 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 5, 2026 SForm 4 →Aug 7, 8:25 pm EDTAlphatec Holdings, Inc.ATEC8,168$9.65$78,821630,398−1.28%10b5-1

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.