BeOne Medicines (ONC) COO’s 1,484-ADS sale tied to RSU tax withholding

Rhea-AI Filing Summary

BeOne Medicines Ltd. President and COO Wu Xiaobin reported selling 1,484 American Depositary Shares on June 8, 2026 in open-market transactions at prices of $270.55 and a weighted average of $269.3325 per ADS. According to the filing, the sale was effected under a mandatory tax withholding provision tied to the vesting of a restricted share unit award granted to him.

Following these transactions, he holds 40 American Depositary Shares directly, 4,000 American Depositary Shares indirectly through his wife, and 1,197,713 ordinary shares, which include 481 ordinary shares acquired through the company’s 2018 Employee Share Purchase Plan. Each ADS represents 13 ordinary shares.

Insights

Equity compensation and insider-transactions analyst

Small open-market sale tied to RSU tax withholding; overall position remains large.

The President and COO of BeOne Medicines Ltd., Wu Xiaobin, reported selling 1,484 American Depositary Shares on June 8, 2026. The filing notes these sales were executed under a mandatory tax withholding provision related to the vesting of a restricted share unit award, indicating a compensation-driven, mechanistic transaction.

Open-market sales usually draw attention, but tax-related dispositions are generally weaker signals of management’s view on the stock. Post-transaction, Wu still holds 40 ADS directly, 4,000 ADS indirectly via his wife, and 1,197,713 ordinary shares, so the disclosed sale is small relative to his remaining equity exposure.

The footnotes further clarify that each ADS equals 13 ordinary shares and that 481 ordinary shares came from the company’s 2018 Employee Share Purchase Plan. Subsequent filings may provide additional updates as future RSU tranches vest under the award’s schedule.

Insider Trade Summary

Net Seller: 1,484 shares ($399,738)

Net Sell 5 txns

Insider Wu Xiaobin

Role President and COO

Sold 1,484 shs ($400K)

Type	Security	Shares	Price	Value
Sale	American Depositary Shares	1,444	$269.3325	$389K
Sale	American Depositary Shares	40	$270.55	$11K
holding	Ordinary Shares	--	--	--
holding	American Depositary Shares	--	--	--
holding	American Depositary Shares	--	--	--

Holdings After Transaction: American Depositary Shares — 40 shares (Direct, null); Ordinary Shares — 1,197,713 shares (Direct, null); American Depositary Shares — 4,000 shares (Indirect, By Wife)

Footnotes (1)

1. Includes 481 ordinary shares acquired pursuant to the Company's Fifth Amended and Restated 2018 Employee Share Purchase Plan. Each American Depositary Share represents 13 Ordinary Shares. The sale was effected pursuant to a mandatory tax withholding provision in the Reporting Person's restricted share unit award agreement in connection with the vesting of a restricted share unit award previously granted to the Reporting Person. 1/4th of the securities will vest on each anniversary of June 5, 2024, subject to continued service. Unvested securities are subject to accelerated vesting upon certain termination events following a change in control. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $268.88 to $269.75, inclusive. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of American Depositary Shares sold at each separate price.

Key Figures

ADS sold (total): 1,484 American Depositary Shares Sale price (lot 1): $270.55 per ADS Weighted avg price (lot 2): $269.3325 per ADS +5 more

8 metrics

ADS sold (total) 1,484 American Depositary Shares Open-market sales on June 8, 2026

Sale price (lot 1) $270.55 per ADS 40 ADS sold

Weighted avg price (lot 2) $269.3325 per ADS 1,444 ADS sold

Direct ADS holding 40 American Depositary Shares After June 8, 2026 transactions

Indirect ADS holding (wife) 4,000 American Depositary Shares Held indirectly by wife

Ordinary shares held 1,197,713 ordinary shares Direct holding after transactions

ESPP ordinary shares 481 ordinary shares Acquired via 2018 Employee Share Purchase Plan

ADS to ordinary share ratio 1 ADS : 13 ordinary shares Conversion ratio stated in footnote

Key Terms

American Depositary Shares, restricted share unit, mandatory tax withholding, Employee Share Purchase Plan, +1 more

5 terms

American Depositary Shares financial

"reported selling 1,484 American Depositary Shares on June 8, 2026"

American depositary shares (ADSs) are a way for investors in the United States to buy shares of foreign companies without dealing with international markets directly. They represent ownership in a foreign company's stock and are traded on U.S. stock exchanges, making it easier for American investors to buy, sell, and own parts of companies from around the world.

restricted share unit financial

"in connection with the vesting of a restricted share unit award previously granted"

A restricted share unit (RSU) is a promise by a company to give an employee a set number of company shares at a future date, typically after meeting time or performance conditions. For investors, RSUs matter because when they convert into actual shares they increase the number of shares outstanding (like unlocking more tickets in a game), which can dilute existing holders, and they align employee incentives with company performance, influencing behavior and long-term value.

mandatory tax withholding financial

"sale was effected pursuant to a mandatory tax withholding provision in the Reporting Person's restricted share unit award agreement"

Employee Share Purchase Plan financial

"ordinary shares acquired pursuant to the Company's Fifth Amended and Restated 2018 Employee Share Purchase Plan"

A program that lets employees buy their employer’s stock, often through regular payroll deductions and sometimes at a discounted price or with matching contributions; think of it as a company-run savings plan that converts part of pay into ownership. It matters to investors because it can increase insider ownership and employee motivation, potentially affecting company performance, and can slightly change share supply when new stock is issued or sold.

weighted average price financial

"The price reported in Column 4 is a weighted average price"

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Wu Xiaobin

(Last) (First) (Middle)

C/O BEONE MEDICINES I GMBH

AESCHENGRABEN 27, 21ST FLOOR

(Street)

BASEL 4051

(City) (State) (Zip)

SWITZERLAND

(Country)

2. Issuer Name and Ticker or Trading Symbol
BeOne Medicines Ltd. [ ONC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and COO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/08/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares								1,197,713(1)	D
American Depositary Shares(2)								12,365	D
American Depositary Shares(2)								4,000	I	By Wife
American Depositary Shares(2)	06/08/2026		S(3)		1,444	D	$269.3325(4)	40	D
American Depositary Shares(2)	06/08/2026		S(3)		40	D	$270.55	0	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes 481 ordinary shares acquired pursuant to the Company's Fifth Amended and Restated 2018 Employee Share Purchase Plan.

2. Each American Depositary Share represents 13 Ordinary Shares.

3. The sale was effected pursuant to a mandatory tax withholding provision in the Reporting Person's restricted share unit award agreement in connection with the vesting of a restricted share unit award previously granted to the Reporting Person. 1/4th of the securities will vest on each anniversary of June 5, 2024, subject to continued service. Unvested securities are subject to accelerated vesting upon certain termination events following a change in control.

4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $268.88 to $269.75, inclusive. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of American Depositary Shares sold at each separate price.

Remarks:

	/s/ Qing Nian, as Attorney-in-Fact	06/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did BeOne Medicines (ONC) report for Wu Xiaobin?

BeOne Medicines reported that President and COO Wu Xiaobin sold 1,484 American Depositary Shares on June 8, 2026. The filing states these open-market sales were executed under a mandatory tax withholding provision connected to the vesting of a prior restricted share unit award.

At what prices did Wu Xiaobin sell BeOne Medicines (ONC) ADS?

The filing shows Wu Xiaobin sold 40 ADS at $270.55 each and 1,444 ADS at a weighted average price of $269.3325. One footnote adds that these ADS were sold in multiple trades between $268.88 and $269.75 per share.

How many BeOne Medicines (ONC) shares does Wu Xiaobin hold after the reported sale?

After the transactions, Wu Xiaobin holds 40 American Depositary Shares directly, 4,000 ADS indirectly through his wife, and 1,197,713 ordinary shares. The ordinary share balance includes 481 shares acquired under the company’s Fifth Amended and Restated 2018 Employee Share Purchase Plan.

Was the BeOne Medicines (ONC) insider sale part of a compensation-related tax withholding?

Yes. A footnote explains the sale was carried out under a mandatory tax withholding provision in Wu Xiaobin’s restricted share unit award agreement. The withholding occurred upon vesting of a previously granted RSU award, rather than being a discretionary sale unconnected to compensation.

What does each BeOne Medicines (ONC) American Depositary Share represent?

The filing states that each American Depositary Share of BeOne Medicines represents 13 ordinary shares. This ratio helps investors understand how ADS transactions relate to the underlying ordinary share count when assessing total ownership and the scale of any reported insider trades.