Marshall Tyson Eliot - Insider Non-Derivative Transactions at Alphatec Holdings, Inc. (ATEC) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 5, 2025, Marshall Tyson Eliot's relationship to Alphatec Holdings, Inc. (ATEC) is Officer (GENERAL COUNSEL & CORP. SEC.), and currently has 358,407 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.

Marshall Tyson Eliot - Insider Non-Derivative Transactions of ATEC Common Stock

Marshall Tyson Eliot - Insider Non-Derivative Transactions at ATEC

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 6, 2025	Sell -- (Common Stock)	12965	21.47	345442
Dec 6, 2025	Sell -- (Common Stock)	9924	21.48	358407
Nov 21, 2025	Sell -- (Common Stock)	70000	19.51	368331
Aug 6, 2025	Sell -- (Common Stock)	8168	14.96	438331
Aug 6, 2025	Sell -- (Common Stock)	9924	14.86	446499
Aug 2, 2025	Sell -- (Common Stock)	12878	12	456423
Jul 11, 2025	Sell -- (Common Stock)	1500	12	469301
Apr 2, 2025	Acquisition -- (Common Stock)	19848	0	470801
Mar 7, 2025	F -- (Common Stock)	27805	11.44	450953
Jan 30, 2025	Acquisition -- (Common Stock)	105833	0	351471
Jan 30, 2025	Acquisition -- (Common Stock)	114322	0	465793
Jan 30, 2025	Acquisition -- (Common Stock)	12965	0	478758
Jun 13, 2024	Sell -- (Common Stock)	50232	10.88	245638
Mar 7, 2024	Sell -- (Common Stock)	9225	13.16	295870
Mar 2, 2024	Sell -- (Common Stock)	11825	13.3	305095
Feb 22, 2024	Acquisition -- (Common Stock)	27778	0	316920
Jul 20, 2023	Acquisition -- (Common Stock)	45000	0	289142