BeOne Medicines (ONC) Form 144: 5,000 ADS Sale Planned; 7,675 ADS Sold Recently

Rhea-AI Filing Summary

BeOne Medicines Ltd. (ONC) Form 144 notice: The filer notified a proposed sale of 5,000 ADS through Morgan Stanley Smith Barney at an aggregate market value of $1,732,250.00, with an approximate sale date of 09/09/2025 on NASDAQ. The securities were acquired on 05/17/2022 by previously exercised stock options and paid in cash. The filing also discloses recent sales by the related parties: 7,675 ADS were sold during the past three months in multiple transactions generating gross proceeds of $2,210,354.28. The filer affirms no undisclosed material adverse information and, where applicable, reliance on a trading plan or instructions is noted in the form.

Insights

Securities Analyst

TL;DR: Insider-related sales disclosed: planned 5,000 ADS sale and 7,675 ADS sold recently, totaling over $2.2M proceeds.

The filing clearly lists a proposed sale of 5,000 ADS (aggregate market value $1.73M) to be executed via Morgan Stanley Smith Barney on 09/09/2025 and documents acquisition by exercised options paid in cash on 05/17/2022. Recent dispositions by related parties and the named individual (Lai Wang and Wang Holdings LLC) total 7,675 ADS with gross proceeds of $2,210,354.28. For investors, these are transparent disclosures of insider liquidity events; the filing does not provide reasons for selling or any forward-looking plans beyond the stated dates.

Corporate Governance Expert

TL;DR: Governance disclosure is routine and complete for a Form 144; signatures and representations are included.

The form includes the required representation that the seller is unaware of undisclosed material adverse information and references potential reliance on Rule 10b5-1 plans. Acquisition details (date and nature) and payment form are provided, meeting the form's disclosure standards. The record of multiple recent sales by related parties should be evaluated in the context of corporate governance and insider trading policies, but the filing itself contains the necessary factual information without commentary.

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
ADS	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	5000	1732250.00	54564278	09/09/2025	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 *
ADS	05/17/2022	Previously Exercised Stock Options	Issuer			5000	05/17/2022	Cash

* 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 WANG HOLDINGS LLC Aeschengraben 27, 21st Floor Basel V8 4051	ADS	07/29/2025	4300	1301375.22
10b5-1 Sales for WANG HOLDINGS LLC Aeschengraben 27, 21st Floor Basel V8 4051	ADS	07/18/2025	700	210000.00
LAI WANG Aeschengraben 27, 21st Floor Basel V8 4051	ADS	06/23/2025	1028	267280.00
LAI WANG Aeschengraben 27, 21st Floor Basel V8 4051	ADS	06/17/2025	470	118141.55
LAI WANG Aeschengraben 27, 21st Floor Basel V8 4051	ADS	06/16/2025	1177	313557.51

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 Form 144 for ONC disclose about the proposed sale?

The notice reports a proposed sale of 5,000 ADS through Morgan Stanley Smith Barney with an aggregate market value of $1,732,250.00 and an approximate sale date of 09/09/2025.

How and when were the ADS being sold acquired according to the filing?

The 5,000 ADS were acquired on 05/17/2022 through previously exercised stock options and payment was made in cash.

What insider or related-party sales occurred in the last three months per the filing?

The filing shows five transactions totaling 7,675 ADS sold by Wang Holdings LLC and Lai Wang on dates between 06/16/2025 and 07/29/2025, with combined gross proceeds of $2,210,354.28.

Does the filer state they have undisclosed material information?

By signing the form, the person represents they do not know of any material adverse information

Is there an indication the sales are part of a Rule 10b5-1 plan?

The filing references Rule 10b5-1 sales and includes a field for the date of plan adoption or instruction; specific plan adoption dates are included where applicable in the form.

Which exchange is listed for the proposed sale of ADS?

The proposed sale lists NASDAQ as the securities exchange for the transaction.