Updated Jul 16, 2026
Valentine Keith has filed 3 SEC Form 4 filings across 2 companies in the last 90 days — buying. Lifetime open-market purchases: $996K.

Valentine Keith is a corporate insider associated with Alphatec Holdings, Inc., as referenced in SEC filings with the most recent date of May 11, 2026. Public context provided does not disclose a formal title, biographical details, or a track record beyond the company association. It is unclear whether this individual holds an executive, board, or other insider role, and no additional public information confirms education, career history, or notable achievements. Given the limited public data, the entry remains focused on the Alphatec context.
| Role | Director |
|---|---|
| Notability | 15/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-12 | ATEC | Alphatec Holdings, Inc. | A — Grant or award | 32.0K | $0.00 | |
| 2026-05-11 | ATEC | Alphatec Holdings, Inc. | P — Open-market purchase | 35.0K | $7.00 | $245K |
| 2026-05-11 | ATEC | Alphatec Holdings, Inc. | P — Open-market purchase | 43.8K | $7.54 | $331K |
| 2026-05-11 | ATEC | Alphatec Holdings, Inc. | P — Open-market purchase | 56.2K | $7.49 | $421K |
| 2025-06-11 | ATEC | Alphatec Holdings, Inc. | A — Grant or award | 15.1K | $0.00 |
Valentine Keith is a corporate insider associated with Alphatec Holdings, Inc., as referenced in SEC filings with the most recent date of May 11, 2026. Public context provided does not disclose a formal title, biographical details, or a track record beyond the company association. It is unclear whether this individual holds an executive, board, or other insider role, and no add…
3 primary Form 4 filings in the last 90 days, covering 2 companies.
Recorded transactions: 3 open-market purchases ($996K) and 0 open-market sales () across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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