Nebius Group N.V. Initial Statement of Beneficial Ownership

Nebius Group N.V. director Elena Bunina filed an initial ownership report showing her equity stake in the company.

Accepted by SEC EDGAR 03/18/2026 - 06:48 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Nebius Group N.V. director Elena Bunina filed an initial ownership report showing her equity stake in the company. She reports stock options over 441,000 Class A Shares with a strike price of $40.00 per share expiring on May 12, 2028. She also reports direct holdings of 5,044 and 53,383 Class A Shares. Footnotes indicate these positions stem from options granted in May 2018 and restricted share units granted in October 2024 that vest in quarterly installments beginning on January 2, 2025, with each RSU convertible into one Class A Share upon vesting.

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Bunina Elena

Role Director

Type	Security	Shares	Price	Value
Holding	Stock Options	--	--	--
Holding	Class A Shares	--	--	--
Holding	Class A Shares	--	--	--

Holdings: Stock Options — 441,000 contracts (Direct); Class A Shares — 58,427 shares (Direct)

Footnotes (2)

1. F1. Represents restricted share units ("RSUs") granted on October 1, 2024 under the Company's Amended and Restated Equity Incentive Plan, as amended on August 15, 2024. The RSUs vest in quarterly installments beginning on January 2, 2025. Each RSU represents a right to receive one Class A Share of Nebius upon vesting.
2. F2. Options granted on May 11, 2018 under the Company's Amended and Restated Equity Incentive Plan, as amended on August 15, 2024. The Options vest in quarterly installments beginning on July 31, 2019.

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SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Bunina Elena

(Last) (First) (Middle)

SCHIPHOL BOULEVARD 165

(Street)

SCHIPHOL 1118BG

(City) (State) (Zip)

NETHERLANDS

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

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

3a. Foreign Trading Symbol

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

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

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

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

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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Shares	5,044	D
Class A Shares	53,383(1)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Options	07/31/2019	05/12/2028	Class A Shares	441,000(2)	$40	D

Explanation of Responses:

1. Represents restricted share units ("RSUs") granted on October 1, 2024 under the Company's Amended and Restated Equity Incentive Plan, as amended on August 15, 2024. The RSUs vest in quarterly installments beginning on January 2, 2025. Each RSU represents a right to receive one Class A Share of Nebius upon vesting.

2. Options granted on May 11, 2018 under the Company's Amended and Restated Equity Incentive Plan, as amended on August 15, 2024. The Options vest in quarterly installments beginning on July 31, 2019.

Remarks:

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/ Elena Bunina	03/18/2026
	** 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 5 (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 3: SEC 1473 (03-26)