Open Insider Trading Activity for Alphatec Holdings, Inc. Director Valentine Keith
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. ATEC | 2026-05-11 | 2026-05-11 | Alphatec Holdings, Inc. | Valentine Keith | Director | Buy | 3 | 135,000 | $7.38 | $996,192.35 | 23.16% | View Filing |