Pelizzon David R - Insider Non-Derivative Transactions at Alphatec Holdings, Inc. (ATEC) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 16, 2025, Pelizzon David R's relationship to Alphatec Holdings, Inc. (ATEC) is Director, and currently has 10,395,045 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other ATEC insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Pelizzon David R - Insider Non-Derivative Transactions of ATEC Common Stock

Pelizzon David R - Insider Non-Derivative Transactions at ATEC

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 17, 2025	Sell -- (Common Stock)	250000	19.66	10395045
Dec 10, 2025	Sell -- (Common Stock)	28834	21.03	10645045
Dec 9, 2025	Sell -- (Common Stock)	221166	21.2	10673879
Nov 25, 2025	Sell -- (Common Stock)	250000	20.62	10895045
Nov 13, 2025	Sell -- (Common Stock)	250000	20.8	11145045
Jun 12, 2025	Acquisition -- (Common Stock)	15131	0	346827
Aug 24, 2024	P -- (Common Stock)	16978	5.89	331696
Aug 23, 2024	P -- (Common Stock)	8818	5.67	314718
Jun 13, 2024	Acquisition -- (Common Stock)	16747	0	305900
Jun 21, 2023	Acquisition -- (Common Stock)	9908	0	289153
Mar 14, 2023	P -- (Common Stock)	3100	15.24	279245
Sep 7, 2022	G -- (Common Stock)	31250	0	276145