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

Rhea-AI Filing Summary

Alphatec Holdings, Inc. (ATEC) insider sale reported by Chief Operating Officer Lish Scott. The Form 4 shows that on 08/21/2025 the reporting person sold 6,323 shares of Alphatec common stock under a Rule 10b5-1 trading plan adopted March 14, 2025, at a weighted average price of $16.01 per share. After the sale the reporting person beneficially owned 658,707 shares. The filer indicates the price range for the multiple transactions was $16.00 to $16.02 and that full allocation details are available on request. The form was signed by an attorney-in-fact on behalf of the reporting person.

Positive

• Transaction executed under a Rule 10b5-1 trading plan, with the adoption date (March 14, 2025) disclosed
• Detailed pricing disclosure provided: weighted average price $16.01 and range $16.00–$16.02
• Post-transaction beneficial ownership disclosed: 658,707 shares remain owned by the reporting person

Negative

• Insider sale occurred: 6,323 shares were sold (may be perceived negatively by some investors)

Insights

Financial Analyst

TL;DR: A routine, preplanned insider sale under a 10b5-1 plan; transaction size is modest relative to total holdings.

The Form 4 documents a sale of 6,323 shares at a weighted average of $16.01 under a Rule 10b5-1 plan adopted March 14, 2025. The seller retains 658,707 shares after the sale, indicating continued material ownership. This disclosure demonstrates compliance with Section 16 reporting and the affirmative defense conditions of Rule 10b5-1. There is no additional financial or operational information in the filing to change valuation assumptions.

Corporate Governance Expert

TL;DR: Filing shows proper use of a 10b5-1 trading plan and timely disclosure by an executive.

The reporting person is identified as the Chief Operating Officer and the sale is explicitly reported as executed pursuant to a Rule 10b5-1 plan adopted on March 14, 2025. The footnote clarifies the weighted average price and the range of execution prices. Signature by an attorney-in-fact is provided. From a governance and compliance perspective the document contains the required details for Section 16 reporting and the 10b5-1 affirmative defense affirmation.

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).

X

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^*

Lish Scott

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
08/21/2025

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	08/21/2025		S(1)		6,323	D	$16.01(2)	658,707	D

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 sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2025.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.00 to $16.02, 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.

	/s/ Tyson E. Marshall, Attorney-in-Fact	08/21/2025
	** 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 did ATEC insider Lish Scott disclose on the Form 4 filed 08/21/2025?

Answer: The filing discloses the sale of 6,323 shares of Alphatec common stock on 08/21/2025 at a weighted average price of $16.01 per share pursuant to a Rule 10b5-1 plan.

Was the sale by the ATEC reporting person preplanned under a 10b5-1 trading plan?

Answer: Yes. The Form 4 states the sales were effected pursuant to a Rule 10b5-1 trading plan adopted on March 14, 2025.

How many ATEC shares does the reporting person own after the reported transaction?

Answer: The Form 4 reports that the reporting person beneficially owned 658,707 shares following the sale.

What price range and weighted average price were reported for the ATEC sale?

Answer: Transactions occurred at prices ranging from $16.00 to $16.02 and the weighted average price reported is $16.01.

Who signed the Form 4 for the reporting person?

Answer: The Form 4 was signed by Tyson E. Marshall, Attorney-in-Fact, on 08/21/2025.