[144] Astera Labs, Inc. SEC Filing

Rhea-AI Filing Summary

Astera Labs, Inc. (ALAB) filed a Form 144 notifying a proposed sale of 100,000 common shares with an aggregate market value of $19,118,990. The shares are to be sold on NASDAQ around 08/12/2025 through Morgan Stanley Smith Barney LLC. The filing lists 166,219,140 shares outstanding, so the proposed sale equals approximately 0.06% of outstanding shares.

The securities were acquired as founder stock on 09/11/2020. The filing also discloses recent sales by TATE 1997 LIVING TRUST: three tranches on 08/07/2025 totaling 100,000 shares for combined gross proceeds of $17,138,480.00, and a 05/30/2025 sale of 500,000 shares for $45,098,194.00. The filer attests they do not know any undisclosed material adverse information.

Insights

Securities Analyst

TL;DR: Routine insider notice; proposed 100,000-share sale is small relative to outstanding shares.

The Form 144 reports a planned sale of 100,000 common shares valued at $19,118,990, to be executed via Morgan Stanley Smith Barney on 08/12/2025. Against 166,219,140 shares outstanding, this equals ~0.06%, indicating limited dilution or direct market impact from this single transaction. The filing also lists recent trust sales totaling 600,000 shares across May and August 2025, which are disclosed separately. Overall impact: not material to capital structure or immediate valuation.

Corporate Governance Expert

TL;DR: Filing meets Rule 144 notice requirements and includes standard attestation about material nonpublic information.

The notice identifies the shares as founder stock acquired on 09/11/2020 and includes the required attestation that the filer is unaware of undisclosed material adverse information. Broker and exchange details are provided. Prior open-market sales by a related trust are itemized, supporting transparency. This is a routine compliance disclosure rather than an extraordinary governance event.

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	100000	19118990.00	166219140	08/12/2025	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	09/11/2020	Founder Stock	Issuer			100000	09/11/2020	Not Applicable

* 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
TATE 1997 LIVING TRUST 2901 Tasman Drive Suite 205 Santa Clara CA 95054	Common	08/07/2025	34733	5952708.26
TATE 1997 LIVING TRUST 2901 Tasman Drive Suite 205 Santa Clara CA 95054	Common	08/07/2025	5038	863436.62
TATE 1997 LIVING TRUST 2901 Tasman Drive Suite 205 Santa Clara CA 95054	Common	08/07/2025	60229	10322335.12
Tate 1997 Living Trust 2901 Tasman Drive Suite 205 Santa Clara CA 95054	common	05/30/2025	500000	45098194.00

144: Remarks and Signature

Remarks

Date of Notice

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 ALAB Form 144 report?

The filing notifies a proposed sale of 100,000 common shares valued at $19,118,990, to be sold on 08/12/2025 via Morgan Stanley Smith Barney.

Who acquired the securities being sold?

The securities are described as founder stock acquired on 09/11/2020 (as shown in the filing).

How large is the proposed sale relative to shares outstanding for ALAB?

The company has 166,219,140 shares outstanding; 100,000 shares equal about 0.06% of outstanding shares.

Were there recent related sales disclosed in the filing?

Yes. TATE 1997 LIVING TRUST sold three tranches on 08/07/2025 totaling 100,000 shares for combined gross proceeds of $17,138,480.00, and sold 500,000 shares on 05/30/2025 for $45,098,194.00.

Does the filer state any undisclosed material information?

The filer represents by signing the notice that they do not know of any material adverse information about the issuer that has not been publicly disclosed.