Koning John Todd - Insider Non-Derivative Transactions at Alphatec Holdings, Inc. (ATEC) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 8, 2025, Koning John Todd's relationship to Alphatec Holdings, Inc. (ATEC) is Officer (CHIEF FINANCIAL OFFICER), and currently has 445,955 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.

Koning John Todd - Insider Non-Derivative Transactions of ATEC Common Stock

Koning John Todd - Insider Non-Derivative Transactions at ATEC

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 9, 2025	F -- (Common Stock)	15266	21.45	445955
Aug 7, 2025	F -- (Common Stock)	5315	15.34	461221
Apr 23, 2025	Sell -- (Common Stock)	37500	10.71	466536
Apr 2, 2025	Acquisition -- (Common Stock)	20929	0	504036
Mar 11, 2025	Sell -- (Common Stock)	165121	9.72	483107
Jan 30, 2025	Acquisition -- (Common Stock)	120952	0	514308
Jan 30, 2025	Acquisition -- (Common Stock)	114322	0	628630
Jan 30, 2025	Acquisition -- (Common Stock)	19598	0	648228
Apr 25, 2024	Sell -- (Common Stock)	37500	12.82	393356
Mar 2, 2024	Sell -- (Common Stock)	121601	13.3	430856
Feb 22, 2024	Acquisition -- (Common Stock)	31746	0	552457
Feb 2, 2024	F -- (Common Stock)	24453	16.68	520711
Feb 2, 2024	Acquisition -- (Common Stock)	129612	0	545164
Apr 21, 2023	Sell -- (Common Stock)	16500	16.42	415552
Feb 28, 2023	Sell -- (Common Stock)	22500	14.76	432052
Feb 23, 2023	Sell -- (Common Stock)	13068	14.2	470644
Feb 2, 2023	Acquisition -- (Common Stock)	90242	0	386503
Feb 2, 2023	Acquisition -- (Common Stock)	64806	0	451309
Feb 2, 2023	Acquisition -- (Common Stock)	32403	0	483712