Craig E. Hunsaker - 06 Mar 2026 Form 4 Insider Report for Alphatec Holdings, Inc. (ATEC)

Reporting relationship: EVP, PEOPLE & CULTURE
Issuer ticker: ATEC
Reported as of: 06 Mar 2026
Net transaction value: -$1,441,041
SEC form: 4
Accepted by SEC: 10 Mar 2026, 18:00:05 UTC
Prior SEC filing: 27 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Tyson E. Marshall, Attorney-in-Fact

Key filing fact

Craig E. Hunsaker filed Form 4 for Alphatec Holdings, Inc. (ATEC) on 10 Mar 2026.

Key facts

This page summarizes Craig E. Hunsaker's Form 4 filing for Alphatec Holdings, Inc. (ATEC).
3 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 10 Mar 2026, 18:00.

Change

Previous filing in this sequence was filed on 27 Feb 2026.
Current net transaction value: -$1,441,041.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001509282 Primary reporting owner

Hunsaker Craig E

Relationship: EVP, PEOPLE & CULTURE
Address: C/O ALPHATEC SPINE, INC., 1950 CAMINO VIDA ROBLE, CARLSBAD
Signature: /s/ Tyson E. Marshall, Attorney-in-Fact
Signature date: 10 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ATEC transaction

Common Stock

Sale

Transaction value: $410,616
Shares: -33,602
Change %: -1.8%
Price: $12.22
Shares after: 1,808,974
Date: 06 Mar 2026
Ownership: Direct
Footnotes: F1, F2

ATEC transaction

Common Stock

Sale

Transaction value: $1,030,424
Shares: -82,765
Change %: -4.6%
Price: $12.45
Shares after: 1,726,209
Date: 09 Mar 2026
Ownership: Direct
Footnotes: F3

ATEC transaction

Common Stock

Gift

Transaction value
Shares: -600
Change %: -0.03%
Price: $0.000000^*
Shares after: 1,725,609
Date: 09 Mar 2026
Ownership: Direct

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 3 footnotes

Footnote F1

The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 5, 2025, to satisfy certain tax withholding obligations of the reporting person resulting from the vesting of restricted stock units.

Footnote F2

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.15 to $12.30, 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.

Footnote F3

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.31 to $12.77, 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.