Alphatec (NASDAQ: ATEC) insider to sell 60,425 Rule 144 shares

Rhea-AI Filing Summary

Alphatec Holdings insider David Sponsel has filed to sell 60,425 shares of common stock under Rule 144. The shares, to be sold through Morgan Stanley Smith Barney on NASDAQ around February 5, 2026, have an aggregate market value of $849,575.50 based on the filing.

The securities to be sold were acquired on February 1, 2026 via 40,418 Performance Stock Units and 20,007 Restricted Stock Units granted by the issuer. The notice also reports past 3‑month sales of 21,106 and 988 common shares, including 10b5‑1 plan sales for David Sponsel.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	60425	849575.50	148550185	02/05/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/01/2026	Performance Stock Units	Issuer			40418	02/01/2026	N/A
Common	02/01/2026	Restricted Stock Units	Issuer			20007	02/01/2026	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for DAVID SPONSEL 1950 Camino Vida Roble Carlsbad CA 92008	Common	12/10/2025	21106	438886.61
DAVID SPONSEL 1950 Camino Vida Roble Carlsbad CA 92008	Common	12/08/2025	988	21192.60

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the latest Rule 144 filing disclose for ATEC?

The filing shows insider David Sponsel plans to sell 60,425 ATEC common shares. The shares are to be sold on NASDAQ through Morgan Stanley Smith Barney, with an aggregate market value of $849,575.50 and disclosure of recent prior sales over the past three months.

How many Alphatec (ATEC) shares is David Sponsel planning to sell?

David Sponsel has filed to sell 60,425 shares of Alphatec common stock. These shares are listed with an aggregate market value of $849,575.50 and are expected to be sold on or about February 5, 2026, through Morgan Stanley Smith Barney on the NASDAQ exchange.

When were the ATEC shares in the Rule 144 notice acquired and how?

The Alphatec shares were acquired on February 1, 2026 via equity awards. The filing reports 40,418 shares from Performance Stock Units and 20,007 shares from Restricted Stock Units, both granted by the issuer and dated the same day as acquisition and payment.

What prior ATEC share sales are reported for the past three months?

The notice lists two prior Alphatec common stock sales in the last three months. One 10b5‑1 sale for David Sponsel of 21,106 shares on December 10, 2025, for $438,886.61, and another sale of 988 shares on December 8, 2025, for $21,192.60.

On which exchange and through which broker will the ATEC shares be sold?

The planned Alphatec share sales are to occur on NASDAQ. The Rule 144 filing identifies Morgan Stanley Smith Barney LLC, Executive Financial Services, at One New York Plaza, as the broker handling the 60,425 common shares to be sold for David Sponsel.

What is the reported aggregate market value of the ATEC shares to be sold?

The filing reports an aggregate market value of $849,575.50 for the ATEC shares. This value corresponds to the 60,425 Alphatec common shares that David Sponsel plans to sell under Rule 144 through Morgan Stanley Smith Barney on the NASDAQ market.