Tax-driven RSU sale trims Nebius Group (NBIS) CFO stake to 12,672 shares

Rhea-AI Filing Summary

Nebius Group N.V. CFO Alonso Sanchez Maria del Dado reported an open-market sale of 1,509 Class A Shares at $276.2002 per share. After this transaction, he directly holds 12,672 Class A Shares.

According to the disclosure, the shares were sold upon the vesting of restricted share units solely to cover estimated withholding taxes, under automatic sale instructions in the relevant Restricted Share Unit Agreement. The sale was not a discretionary trade by the CFO.

Insider Trade Summary

Net Seller: 1,509 shares ($416,786)

Net Sell 1 txn

Insider Alonso Sanchez Maria del Dado

Role CFO

Sold 1,509 shs ($417K)

Type	Security	Shares	Price	Value
Sale	Class A Shares	1,509	$276.2002	$417K

Holdings After Transaction: Class A Shares — 12,672 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares sold: 1,509 shares Sale price per share: $276.2002 per share Shares held after transaction: 12,672 shares +1 more

4 metrics

Shares sold 1,509 shares Class A Shares sold on 2026-06-02

Sale price per share $276.2002 per share Open-market sale to cover taxes

Shares held after transaction 12,672 shares Direct Class A Shares held by CFO post-sale

Net shares sold 1,509 shares Net-sell direction from transaction summary

Key Terms

restricted share units, withholding taxes, automatic sale instructions, open-market sale

4 terms

restricted share units financial

"The shares were sold upon the vesting of restricted share units solely to cover estimated withholding taxes"

Restricted share units (RSUs) are a promise from a company to give an employee or service provider actual shares or cash equal to the shares after certain conditions are met, typically staying with the company for a set time or hitting performance targets. Think of them like a time-locked gift card that becomes usable only after you’ve earned it. For investors, RSUs matter because they align employee incentives with company performance and can increase the number of shares outstanding over time, diluting existing ownership and affecting earnings per share.

withholding taxes financial

"sold upon the vesting of restricted share units solely to cover estimated withholding taxes"

Withholding taxes are amounts a payer or government takes out of payments — such as wages, interest, or dividends — before the recipient gets the money, functioning like a cashier keeping part of a bill to pay taxes on your behalf. For investors this matters because it reduces the cash they actually receive, affects net returns and yield calculations, and may require additional paperwork or treaty claims to recover or offset the withheld amount against final tax bills.

automatic sale instructions financial

"pursuant to automatic sale instructions included in the relevant Restricted Share Unit Agreement"

open-market sale financial

"transaction_action":"open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

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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^*

Alonso Sanchez Maria del Dado

(Last) (First) (Middle)

SCHIPHOL BOULEVARD 165

(Street)

SCHIPHOL 1118BG

(City) (State) (Zip)

NETHERLANDS

(Country)

2. Issuer Name and Ticker or Trading Symbol
Nebius Group N.V. [ NBIS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CFO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/02/2026

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
Class A Shares	06/02/2026		S		1,509(1)	D	$276.2002	12,672	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. The shares were sold upon the vesting of restricted share units solely to cover estimated withholding taxes, pursuant to automatic sale instructions included in the relevant Restricted Share Unit Agreement. The sale was not a discretionary trade by the Reporting Person.

Remarks:

1 Exhibit 24 - Power of Attorney of Attorney 2 Due to the issuer's status as a foreign private issuer pursuant to Rule 3a12-3(b) under the Act, the reporting person's transactions in the issuer's equity securities are exempt from Sections 16(b) and 16(c) of the Act.

	/s/ Anna Akimova, attorney-in-fact for Ms. Alonso Sanchez	06/03/2026
	** 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 Nebius Group (NBIS) disclose in this Form 4?

Nebius Group reported that its CFO, Alonso Sanchez Maria del Dado, sold 1,509 Class A Shares at $276.2002 per share. The sale occurred in connection with vested restricted share units and was executed under automatic tax-withholding instructions.

Was the Nebius Group (NBIS) CFO’s share sale a discretionary trade?

No. The filing states the shares were sold solely to cover estimated withholding taxes under automatic sale instructions in the Restricted Share Unit Agreement. It explicitly notes that the sale was not a discretionary trade by the reporting person.

How many Nebius Group (NBIS) shares does the CFO hold after the transaction?

Following the reported sale, the CFO directly holds 12,672 Class A Shares of Nebius Group. This figure comes from the post-transaction ownership line in the Form 4 and shows his remaining direct equity position after the tax-related sale.

What price was received per Nebius Group (NBIS) share in the CFO’s sale?

The disclosed sale price was $276.2002 per Class A Share. This per-share amount reflects the average price reported for the 1,509 shares sold in the open market to cover estimated tax obligations on vested restricted share units.

Why were Nebius Group (NBIS) shares sold in connection with restricted share units?

The shares were sold upon vesting of restricted share units to cover estimated withholding taxes. The Form 4 explains that automatic sale instructions in the Restricted Share Unit Agreement triggered the transaction, making it a tax-related, non-discretionary sale.