Director Keith Valentine receives 32,012 RSUs at Alphatec (NASDAQ: ATEC)

Rhea-AI Filing Summary

Valentine Keith reported acquisition or exercise transactions in this Form 4 filing.

Alphatec Holdings, Inc. director Keith Valentine reported receiving a grant of 32,012 restricted stock units (RSUs) on June 10, 2026. Each RSU represents a contingent right to receive one share of Alphatec common stock. The RSUs vest on the earlier of the next annual meeting of stockholders or the director’s death or resignation, with pro-rata vesting based on days served if service ends early. Following this equity award, Valentine holds 264,283 shares of Alphatec common stock directly.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Valentine Keith

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	32,012	$0.00	--

Holdings After Transaction: Common Stock — 264,283 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

RSU grant size: 32,012 units Post-grant holdings: 264,283 shares RSU share ratio: 1 share per unit +1 more

4 metrics

RSU grant size 32,012 units Restricted stock units granted on June 10, 2026

Post-grant holdings 264,283 shares Common stock held directly after the transaction

RSU share ratio 1 share per unit Each restricted stock unit converts into one common share

Pro-rata vesting period 365 days Vesting fraction based on days served divided by 365

Key Terms

restricted stock units, contingent right, vest, annual meeting of stockholders, +1 more

5 terms

restricted stock units financial

"issuer granted to the reporting person 32,012 restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

contingent right financial

"Each restricted stock unit represents a contingent right to receive one share"

vest financial

"The restricted stock units vest on the earlier of (a) the next annual meeting"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

annual meeting of stockholders financial

"vest on the earlier of (a) the next annual meeting of stockholders"

pro-rata financial

"the grant will vest pro-rata based on the number of actual days served"

Pro-rata means an amount is allocated to each party in proportion to their existing share or stake — each person receives the same percentage of the total as they already hold. For investors this matters because pro-rata rules determine how much additional stock, dividends, or voting power someone gets during new issuances or distributions, helping protect an investor’s relative ownership; think of it as slicing a cake so everyone keeps the same-sized slice relative to others.

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Form 4 Insider Transactions: What Each Field Means →

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^*

Valentine Keith

(Last) (First) (Middle)

C/O ALPHATEC SPINE, INC.

1950 CAMINO VIDA ROBLE

(Street)

CARLSBAD CALIFORNIA 92008

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/10/2026

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

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

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

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(1)	06/10/2026		A(1)		32,012	A	$0(1)	264,283	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. On June 10, 2026, issuer granted to the reporting person 32,012 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of issuer's common stock. The restricted stock units vest on the earlier of (a) the next annual meeting of stockholders and (b) the death or resignation of the reporting person. In the event of death or resignation of the reporting person, the grant will vest pro-rata based on the number of actual days served by the reporting person from the time of the grant to such death or resignation, divided by 365.

	/s/ Tyson E. Marshall, Attorney-in-Fact	06/12/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What did Alphatec (ATEC) director Keith Valentine report in this Form 4?

Keith Valentine reported receiving a grant of 32,012 restricted stock units from Alphatec Holdings. Each unit gives a right to one common share, increasing his direct holdings to 264,283 shares after the award.

How many restricted stock units did Keith Valentine receive from Alphatec (ATEC)?

He received 32,012 restricted stock units from Alphatec Holdings. These RSUs are equity-based compensation that convert into one share of common stock each when vesting conditions are satisfied.

When do Keith Valentine’s Alphatec (ATEC) restricted stock units vest?

The RSUs vest on the earlier of the next annual meeting of stockholders or Valentine’s death or resignation. If his service ends early, vesting is pro-rata based on actual days served divided by 365.

What does each Alphatec (ATEC) restricted stock unit granted to Keith Valentine represent?

Each restricted stock unit represents a contingent right to receive one share of Alphatec common stock. The units only convert into shares once the specified vesting conditions are met.

How many Alphatec (ATEC) shares does Keith Valentine own after this RSU grant?

After the RSU grant, Keith Valentine directly holds 264,283 shares of Alphatec common stock. This figure reflects his position reported immediately following the June 10, 2026 equity award.