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START FREE TRIAL →David R Pelizzon, Director,TenPercentOwner, is a corporate insider tracked by InsiderTape across 2 companies. The public record shows 11 open-market SEC Form 4 transactions: 6 purchases worth $372K and 5 sales worth $20.6M, reported from Nov 8, 21 to Dec 16, 25. Over this period they have been a mix of buying and selling.
| Date | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Dec 16, 25 | ATECAlphatec Holdings, Inc. | SELL | 250.0K | $19.66 | $4.9M |
| Dec 9, 25 | ATECAlphatec Holdings, Inc. | SELL | 28.8K | $21.03 | $606K |
| Dec 8, 25 | ATECAlphatec Holdings, Inc. | SELL | 221.2K | $21.20 | $4.7M |
| Nov 24, 25 | ATECAlphatec Holdings, Inc. | SELL | 250.0K | $20.62 | $5.2M |
| Nov 12, 25 | ATECAlphatec Holdings, Inc. | SELL | 250.0K | $20.80 | $5.2M |
| Aug 23, 24 | ATECAlphatec Holdings, Inc. | BUY | 17.0K | $5.89 | $100K |
| Aug 22, 24 | ATECAlphatec Holdings, Inc. | BUY | 8.8K | $5.67 | $50K |
| Mar 13, 23 | ATECAlphatec Holdings, Inc. | BUY | 3.1K | $15.24 | $47K |
| Nov 11, 21 | ATECAlphatec Holdings, Inc. | BUY | 4.4K | $11.41 | $50K |
| Nov 11, 21 | KIDSORTHOPEDIATRICS CORP | BUY | 825 | $66.48 | $55K |
| Nov 8, 21 | ATECAlphatec Holdings, Inc. | BUY | 5.4K | $13.00 | $71K |