[144] BeOne Medicines Ltd. SEC Filing

Rhea-AI Filing Summary

ONC — Notice of proposed insider sale under Rule 144. A selling security holder filed a Form 144 to sell 10,000 common shares through Morgan Stanley Smith Barney LLC, with an aggregate market value $3,560,161.00. The shares are listed on NASDAQ, with an approximate sale date of 11/12/2025.

The filing lists prior acquisitions as restricted stock vesting under a registered plan across multiple dates, including 06/17/2023 (1,456 shares), 06/22/2023 (2,118), 06/05/2023 (4,291), 03/14/2024 (59), 09/15/2023 (52), 06/16/2023 (870), and 06/15/2024 (1,154). As context, shares outstanding were 109,663,273; this is a baseline figure, not the amount being offered.

The notice also reports sales in the past three months by Xiaobin Wu: 39,936 shares on 08/14/2025 for $12,180,813.46 and 49,858 shares on 08/13/2025 for $15,162,320.35.

Insights

Securities law analyst

Form 144 notice for up to 10,000 ONC shares; administrative.

This Form 144 records a proposed sale of 10,000 common shares with an $3,560,161.00 aggregate market value, to be executed via Morgan Stanley Smith Barney LLC on 11/12/2025. Form 144 is a disclosure for planned sales by affiliates or restricted holders and does not, by itself, change company operations.

The filing enumerates how the seller acquired shares—restricted stock vesting on specific dates—and notes the listing on NASDAQ. It also discloses past three-month sales by Xiaobin Wu of 39,936 and 49,858 shares with reported proceeds figures.

Investor impact typically depends on execution and market conditions; this notice simply permits a sale consistent with Rule 144. Subsequent filings may provide execution details if transactions occur.

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	10000	3560161.00	109663273	11/12/2025	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	06/17/2023	Restricted stock vesting under a registered plan	Issuer			1456	06/17/2023	Not Applicable
Common	06/22/2023	Restricted stock vesting under a registered plan	Issuer			2118	06/22/2023	Not Applicable
Common	06/05/2023	Restricted stock vesting under a registered plan	Issuer			4291	06/05/2023	Not Applicable
Common	03/14/2024	Restricted stock vesting under a registered plan	Issuer			59	03/14/2024	Not Applicable
Common	09/15/2023	Restricted stock vesting under a registered plan	Issuer			52	09/15/2023	Not Applicable
Common	06/16/2023	Restricted stock vesting under a registered plan	Issuer			870	06/16/2023	Not Applicable
Common	06/15/2024	Restricted stock vesting under a registered plan	Issuer			1154	06/15/2024	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
Xiaobin WU 94 Solaris Avenue, Camana Bay Grand Cayman E9 KY1 1108	Common	08/14/2025	39936	12180813.46
Xiaobin Wu 94 Solaris Avenue, Camana Bay Grand Cayman E9 KY1 1108	Common	08/13/2025	49858	15162320.35

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 ONC’s Form 144 disclose?

It discloses a proposed sale of 10,000 common shares with an aggregate market value of $3,560,161.00, to be effected via Morgan Stanley Smith Barney LLC.

When is the proposed sale for ONC shares expected?

The filing lists an approximate sale date of 11/12/2025.

On which exchange are ONC shares listed?

The filing names NASDAQ as the securities exchange.

How many ONC shares are outstanding as context?

The filing states 109,663,273 shares outstanding.

What prior ONC share sales are reported in the past three months?

Sales by Xiaobin Wu: 39,936 shares on 08/14/2025 for $12,180,813.46 and 49,858 shares on 08/13/2025 for $15,162,320.35.

How were the ONC shares to be sold acquired?

They were acquired via restricted stock vesting under a registered plan on dates including 06/17/2023, 06/22/2023, 06/05/2023, 03/14/2024, 09/15/2023, 06/16/2023, and 06/15/2024.