David Sponsel insider trades
Open-market stock purchases and sales by David Sponsel, EVP, SALES at Alphatec Holdings, Inc, from SEC Form 4 filings since May 13, 2019.
Track record: 100% of 1 scored buy are up 5% or more since purchase, averaging +135%.
Recent trades
| Date | Stock | Trade | Value |
|---|---|---|---|
| Mar 11, 2026 | ATEC Alphatec Holdings, Inc | Sold | $2M |
| Feb 25, 2026 | ATEC Alphatec Holdings, Inc | Bought (not open market) | — |
| Feb 25, 2026 | ATEC Alphatec Holdings, Inc | Bought (not open market) | — |
| Feb 25, 2026 | ATEC Alphatec Holdings, Inc | Bought (not open market) | — |
| Feb 25, 2026 | ATEC Alphatec Holdings, Inc | Bought (not open market) | — |
| Feb 5, 2026 | ATEC Alphatec Holdings, Inc | Sold | $833K |
| Dec 10, 2025 | ATEC Alphatec Holdings, Inc | Sold | $439K |
| Dec 8, 2025 | ATEC Alphatec Holdings, Inc | Sold | $21.2K |
| Oct 24, 2025 | ATEC Alphatec Holdings, Inc | Sold | $1.1M |
Companies traded
- ATEC Alphatec Holdings, Inc: 1 buy, 30 sales, last Mar 11, 2026