Tyson Eliot Marshall
GENERAL COUNSEL & CORP. SEC. · 4 filings · Latest: Aug 5, 2026
Alphatec Holdings, Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
ATEC | Tyson Eliot Marshall | GENERAL COUNSEL & CORP. SEC. | Aug 5, 2026 | Sale | $9.65 | 8,168 | $78.8K | 630,398 | |
ATEC | TYSON MARSHALL | — | Aug 5, 2026 | Proposed Sale | $10.35 | 8,168 | $84.5K | — | |
ATEC | Tyson Eliot Marshall | GENERAL COUNSEL & CORP. SEC. | Apr 7, 2026 | Option Exercise | $2.52 | 102,500 | $258.1K | 661,959 | |
ATEC | Tyson Eliot Marshall | GENERAL COUNSEL & CORP. SEC. | Mar 5, 2026 | Sale | $12.49 | 88,835 | $1.1M | 559,459 | |
ATEC | TYSON MARSHALL | — | Mar 5, 2026 | Proposed Sale | $13.00 | 88,835 | $1.2M | — | |
ATEC | TYSON MARSHALL | — | Dec 5, 2025 | Proposed Sale | $21.28 | 12,965 | $275.9K | — | |
ATEC | TYSON MARSHALL | — | Dec 5, 2025 | Proposed Sale | $21.49 | 9,924 | $213.3K | — | |
ATEC | TYSON MARSHALL | — | Nov 20, 2025 | Proposed Sale | $19.51 | 70,000 | $1.4M | — | |
ATEC | TYSON MARSHALL | — | Aug 5, 2025 | Proposed Sale | $14.91 | 18,092 | $269.7K | — | |
ATEC | TYSON MARSHALL | — | Jul 10, 2025 | Proposed Sale | $11.49 | 14,378 | $165.2K | — |