[144] BeOne Medicines Ltd. American SEC Filing

Rhea-AI Filing Summary

BeOne Medicines Ltd. (Ticker: ONC) filed a Form 144 announcing a proposed sale of American Depositary Shares (ADS). The notice covers 1,363 ADS valued at $354,380, to be brokered by Morgan Stanley Smith Barney LLC on the NASDAQ around 23 June 2025. With 109,600,154 ADS outstanding, the transaction represents only about 0.0012 % of total shares, suggesting negligible dilution and limited supply pressure.

The seller, Xiaobin Wu (Grand Cayman), obtained the shares through restricted-stock vesting on 22 June 2025 under a registered plan; therefore no cash outlay was required. The filer attests to possessing no undisclosed material adverse information about the company at the time of filing.

Recent insider activity is noteworthy: during the past three months the same individual sold 56,028 ADS across four trades (04 Apr–17 Jun 2025) for total gross proceeds of roughly $15.7 million. The current filing continues that trend, albeit at a far smaller scale than the single 51,921-share sale recorded on 01 Apr 2025.

Investor considerations

• Form 144 is a disclosure of intent; execution is not guaranteed.
• The share count is immaterial relative to float, limiting near-term market impact.
• Continued insider selling may influence sentiment and is worth monitoring for potential signals about insider confidence.

Positive

• Proposed sale equals only ~0.0012 % of shares outstanding, implying immaterial market impact.

Negative

• Insider has sold an additional 56,028 ADS over the past three months, indicating a continued reduction in ownership that could be viewed negatively.

Insights

Securities Analyst

Small insider sale, 0.001 % of float; negligible dilution. Ongoing divestiture may slightly pressure sentiment but no fundamental impact.

The 1,363-share sale equates to roughly 0.0012 % of ONC’s outstanding ADS, so liquidity and dilution effects are essentially nil. The prior 56 k shares sold since April generated $15.7 m, indicating the seller’s systematic reduction of exposure. While repeated sales can trigger bearish sentiment, the miniscule size versus the 109.6 m-share base means valuation models and supply-demand dynamics remain intact. I view the filing as informational with neutral fundamental impact; any stock move is likely sentiment-driven and temporary.

Corporate Governance Expert

Repeated insider sales raise governance questions; monitor alignment between management incentives and shareholder value.

Rule 144 filings provide transparency, yet four sales plus this notice—totaling 57 k ADS—suggest the insider is actively monetizing holdings. Although the latest tranche is small, the pattern could point to personal liquidity needs or a shift in confidence. Investors should track future grants, option exercises, and any changes in executive compensation to ensure incentives remain aligned. The absence of relationship data in the form limits context. Given the optics of sustained insider selling, I assign a slightly negative governance signal.

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	1363	354380.00	109600154	06/23/2025	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	06/22/2025	Restricted stock vesting under a registered plan	Issuer			1363	06/22/2025	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	ADS	06/17/2025	630	158047.22
XIAOBIN WU 94 Solaris Avenue, Camana Bay Grand Cayman E9 KY1 1108	ADS	06/16/2025	1543	411237.43
XIAOBIN WU 94 Solaris Avenue, Camana Bay Grand Cayman E9 KY1 1108	ADS	06/06/2025	1934	489590.94
XIAOBIN WU 94 Solaris Avenue, Camana Bay Grand Cayman E9 KY1 1108	ADS	04/01/2025	51921	14607363.88

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)