ALAB Form 144: Trustee sold 49,665 shares

ALAB submitted a Form 144 disclosing proposed and recent sales of Common Stock by a selling holder.

Rhea-AI Filing Summary

ALAB submitted a Form 144 disclosing proposed and recent sales of Common Stock by a selling holder. The filing lists restricted stock vesting under a registered plan with vesting date 05/15/2025 in amounts 5,081, 1,502, and 1,846 shares. It also records a sale by TATE 1997 LIVING TRUST of 49,665 shares on 05/14/2026 for $11,234,674.95.

Insights

Corporate Governance Analyst

Form 144 discloses a trustee sale and scheduled vesting of restricted shares.

The filing lists restricted stock vesting under a registered plan with a common vesting date of 05/15/2025 and specific share amounts (5,081, 1,502, 1,846). These entries describe planned disposals tied to vesting events.

It also records an actual trustee sale: TATE 1997 LIVING TRUST sold 49,665 shares on 05/14/2026 for $11,234,674.95. Subsequent filings will show whether additional sales occur.

Key Figures

Vesting date: 05/15/2025 Planned vested shares (line 1): 5,081 shares Planned vested shares (line 2): 1,502 shares +3 more

6 metrics

Vesting date 05/15/2025 restricted stock vesting under a registered plan

Planned vested shares (line 1) 5,081 shares restricted stock vesting under a registered plan

Planned vested shares (line 2) 1,502 shares restricted stock vesting under a registered plan

Planned vested shares (line 3) 1,846 shares restricted stock vesting under a registered plan

Shares sold in past 3 months 49,665 shares sale by TATE 1997 LIVING TRUST on 05/14/2026

Proceeds from recorded sale $11,234,674.95 proceeds reported for 49,665-share sale on 05/14/2026

Key Terms

Form 144, restricted stock vesting, selling holder

3 terms

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

restricted stock vesting financial

"Restricted stock vesting under a registered plan"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

selling holder regulatory

"TATE 1997 LIVING TRUST ... Securities Sold During The Past 3 Months"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

Who sold shares according to the ALAB Form 144?

The filing shows TATE 1997 LIVING TRUST sold 49,665 Common shares on 05/14/2026 for $11,234,674.95. The trust is the named selling holder recorded in the section "Securities Sold During The Past 3 Months."

What restricted securities are listed on the ALAB Form 144?

The filing lists restricted Common stock vesting under a registered plan with a vesting date of 05/15/2025 in amounts 5,081, 1,502, and 1,846 shares. Each line is labeled "Restricted stock vesting under a registered plan."

What sale amount is reported for the recent ALAB transaction?

The recent sale recorded shows proceeds of $11,234,674.95 from the sale of 49,665 Common shares by TATE 1997 LIVING TRUST on 05/14/2026, as listed in the filing's sales section.

What dates appear for the transactions in ALAB's Form 144?

The filing lists vesting entries dated 05/15/2025 and a recorded sale dated 05/14/2026. The vesting lines also reference earlier dates in 2024 related to grant or record entries shown in the excerpt.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/20/2026 - 04:05 PM EDT Learn about SEC filing dates

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	0001399546
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	ASTERA LABS, INC.
SEC File Number	001-41979
Address of Issuer	2345 North First Street San Jose CALIFORNIA 95131
Phone	(408) 766-3806
Name of Person for Whose Account the Securities are To Be Sold	TATE 1997 LIVING TRUST
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	Former Officer

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	8429	2290075.01	171408000	05/20/2026	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	05/15/2025	Restricted stock vesting under a registered plan	Issuer			5081	11/14/2024	Not Applicable
Common	05/15/2025	Restricted stock vesting under a registered plan	Issuer			1502	11/15/2024	Not Applicable
Common	05/15/2025	Restricted stock vesting under a registered plan	Issuer			1846	08/15/2024	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 2345 North First Street San Jose CA 95131	Common	05/14/2026	49665	11234674.95

144: Remarks and Signature

Remarks
Date of Notice	05/20/2026
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	/s/ Michael Tate, Trustee
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)