Quentin S. Blackford Alphatec Holdings, Inc. (ATEC) insider trading activity

Quentin S. Blackford is of Alphatec Holdings, Inc.. Currently has a direct ownership of 568,369 shares of ATEC, which is worth approximately $8.93 Million. The most recent transaction as insider was on Jun 11, 2025, when has been sold 15,131 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 568K

2.73% 3M change

3.56% 12M change

Total Value Held $8.93 Million

Quentin S. Blackford Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jun 11 2025	BUY Grant, award, or other acquisition	-	15,131 Added 2.59%	568,369 Common Stock
May 05 2025	SELL Bona fide gift	-	21,000 Reduced 3.66%	553,238 Common Stock
Nov 21 2024	SELL Bona fide gift	-	15,114 Reduced 2.56%	574,238 Common Stock
Jun 12 2024	BUY Grant, award, or other acquisition	-	16,747 Added 2.76%	589,352 Common Stock
Mar 07 2024	BUY Open market or private purchase	$256,600 $12.83 p/Share	20,000 Added 3.37%	572,605 Common Stock
Jun 20 2023	BUY Grant, award, or other acquisition	-	9,908 Added 1.76%	552,605 Common Stock
Jun 15 2022	BUY Grant, award, or other acquisition	-	18,546 Added 3.3%	542,697 Common Stock
Jun 16 2021	BUY Grant, award, or other acquisition	-	10,221 Added 1.91%	524,151 Common Stock

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