4,968 ADS proposed sale for LEGN (NASDAQ: LEGN); prior Ying Huang sale recorded

Rhea-AI Filing Summary

LEGN filed a Form 144 reporting the proposed sale of 4,968 American Depositary Shares following restricted stock vesting on 03/20/2026. The filing lists trading on NASDAQ and records a prior sale by Ying Huang of 64,339 American Depositary Shares on 12/26/2025 for $1449074.23.

Insights

Corporate Filings Analyst

Routine resale notice for ADS from restricted-vesting and a prior insider sale; no material new company disclosures.

The filing lists a proposed resale of 4,968 American Depositary Shares tied to restricted stock vesting on 03/20/2026. It also shows a prior reported sale by Ying Huang of 64,339 ADS on 12/26/2025 for $1449074.23.

These items are administrative resale disclosures; cash-flow treatment and underwriter/plan details are not provided in the excerpt. Subsequent SEC submissions or broker reports could clarify timing and execution details.

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

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
American Depositary Shares	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	4968	87149.15	369886369	03/26/2026	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 *
American Depositary Shares	03/20/2026	Restricted Stock Vesting	Issuer			4968	03/20/2026	Compensation

* 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
Ying Huang 2101 Cottontail Lane Somerset NJ 08873	American Depositary Shares	12/26/2025	64339	1449074.23

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 LEGN's Form 144 disclose about the ADS proposed sale?

It discloses a proposed sale of 4,968 American Depositary Shares tied to restricted stock vesting on 03/20/2026. The filing lists the security as an ADS and the market as NASDAQ.

Who previously sold ADS according to the filing for LEGN?

The filing shows Ying Huang sold 64,339 American Depositary Shares on 12/26/2025. The reported sale amount in the excerpt is $1449074.23.

Does the Form 144 state how proceeds will be used by LEGN?

No usage of proceeds is specified in the provided excerpt. The filing reports the shares and dates but does not describe any intended application of sale proceeds.

Are the proposed ADS sales listed as issuer or selling-holder transactions?

The 4,968 ADS tied to restricted stock vesting are listed under Issuer compensation on 03/20/2026. The prior 64,339 ADS sale by Ying Huang is listed separately as a past sale.

Which market is referenced for the ADS in the Form 144?

The filing references NASDAQ as the market for the American Depositary Shares. The excerpt also includes broker information for Fidelity Brokerage Services LLC.