• Alphatec CEO Patrick Miles bought 115,000 common shares at USD 8.81 each.
• Directly held stake rose to 5,893,551 shares.
• Indirect holdings disclosed at 10,900 shares via an IRA, 250,000 shares via MOM, LLC.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Alphatec Holdings Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001289409-26-000008), on September 10, 2026, and is solely responsible for the information contained therein.