| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Berkowitz Mortimer III | Director | C/O ALPHATEC SPINE, INC., 1950 CAMINO VIDA ROBLE, CARLSBAD | /s/ Tyson E. Marshall, Attorney-in-Fact | 11 Sep 2025 | 0001364333 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATEC | Common Stock | Sale | $998,125 | -62,500 | -9.2% | $15.97 | 618,050 | 09 Sep 2025 | Direct | F1 |
| holding | ATEC | Common Stock | 24,802 | 09 Sep 2025 | By Spouse | F2 | |||||
| holding | ATEC | Common Stock | 146,575 | 09 Sep 2025 | By the Charlotte G. Berkowitz 2016 Trust | F2, F3 | |||||
| holding | ATEC | Common Stock | 146,575 | 09 Sep 2025 | By the Thomas G. Berkowitz 2016 Trust | F2, F3 | |||||
| holding | ATEC | Common Stock | 146,575 | 09 Sep 2025 | By the Hayward M. Berkowitz 2016 Trust | F2, F3 | |||||
| holding | ATEC | Common Stock | 146,575 | 09 Sep 2025 | By the William W. Berkowitz 2016 Trust | F2, F3 |
| Id | Content |
|---|---|
| F1 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.90 to $16.04, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote. |
| F2 | The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein. |
| F3 | As one of two trustees of the identified trust, the reporting person may be deemed to be the beneficial owner of these shares. |