[Form 4] Alphatec Holdings, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Mortimer Berkowitz III, a director of Alphatec Holdings, Inc. (ATEC), reported a sale of common stock on 09/09/2025. The Form 4 shows he disposed of 62,500 shares at a weighted-average price of $15.97, reducing his reported direct beneficial ownership to 618,050 shares. The filing also discloses indirect holdings: 24,802 shares held by spouse and 146,575 shares each attributed to four separate 2016 trusts for Charlotte G., Thomas G., Hayward M., and William W. Berkowitz. The footnotes state the sale occurred in multiple transactions at prices ranging from $15.90 to $16.04 and that the reporting person disclaims beneficial ownership of the spouse-held shares except for pecuniary interest. The Form is signed by an attorney-in-fact on behalf of the reporting person on 09/11/2025.

Positive

• Timely Section 16 disclosure of the insider sale, including price range and offer to provide transaction-level details
• Clear delineation between direct and indirect holdings with explanatory footnotes

Negative

• Reduction in direct holdings following the sale (62,500 shares disposed)
• Form does not specify whether the sale was pursuant to a pre-arranged plan (no 10b5-1 box checked or plan referenced)

Insights

Securities Analyst

TL;DR: Director sold 62,500 ATEC shares at a weighted average $15.97; direct holdings remain substantial.

The Form 4 documents a non-derivative disposition by Director Mortimer Berkowitz III totaling 62,500 common shares on 09/09/2025 at a weighted-average price of $15.97, with transaction prices reported between $15.90 and $16.04. After the sale his direct beneficial ownership is reported as 618,050 shares. The filing lists additional indirect positions held by spouse and four 2016 trusts but includes a disclaimer limiting claimed beneficial ownership to pecuniary interest for the spouse-held shares. This is a routine Section 16 disclosure of an insider sale; the filing itself contains no new operational or financial metrics for Alphatec.

Corporate Governance Expert

TL;DR: The disclosure is compliant and specific; multiple trust attributions are noted without changes to trustee roles.

The report indicates compliance with Section 16 reporting requirements: the director reported the disposition and provided a footnote disclosing the price range and willingness to provide transaction-level detail. Indirect ownership is attributed via spouse and four named 2016 trusts, with a footnote clarifying trustee status may imply deemed beneficial ownership. The Form is executed by an attorney-in-fact, which is a common execution method for these filings. The disclosure does not state any change in officer/director status or trust arrangements.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Berkowitz Mortimer III

(Last) (First) (Middle)

C/O ALPHATEC SPINE, INC.

1950 CAMINO VIDA ROBLE

(Street)

CARLSBAD CA 92008

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Alphatec Holdings, Inc. [ ATEC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/09/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/09/2025		S		62,500	D	$15.97(1)	618,050	D
Common Stock								24,802	I	By Spouse(2)
Common Stock								146,575	I	By the Charlotte G. Berkowitz 2016 Trust(2)(3)
Common Stock								146,575	I	By the Thomas G. Berkowitz 2016 Trust(2)(3)
Common Stock								146,575	I	By the Hayward M. Berkowitz 2016 Trust(2)(3)
Common Stock								146,575	I	By the William W. Berkowitz 2016 Trust(2)(3)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

2. The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

3. As one of two trustees of the identified trust, the reporting person may be deemed to be the beneficial owner of these shares.

	/s/ Tyson E. Marshall, Attorney-in-Fact	09/11/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transaction did Mortimer Berkowitz III report on Form 4 for ATEC?

He reported a sale of 62,500 shares of Alphatec common stock on 09/09/2025.

At what price were the ATEC shares sold in the reported transaction?

The sale was at a weighted-average price of $15.97, with individual transaction prices ranging from $15.90 to $16.04.

How many ATEC shares does Mortimer Berkowitz III report owning directly after the sale?

He reports 618,050 shares as his direct beneficial ownership following the transaction.

Does the Form 4 list any indirect holdings for the reporting person?

Yes. The Form lists 24,802 shares by spouse and 146,575 shares each attributed to four 2016 trusts named for Charlotte G., Thomas G., Hayward M., and William W. Berkowitz.

Who signed the Form 4 and when was it signed?

The Form was signed by Tyson E. Marshall, Attorney-in-Fact on 09/11/2025.