Nebius Group NV (NBIS) Form 144: Elena Bunina reports multiple Class A share sales

Rhea-AI Filing Summary

Nebius Group NV submitted a Form 144 reporting proposed dispositions of Class A ordinary shares by a selling person and listing multiple recent sales. The notice lists restricted stock awards and a series of secondary sales by Elena Bunina with dates, share counts, and gross proceeds.

The filing shows individual transactions dated between 02/23/2026 and 05/06/2026, with per‑trade share quantities and dollar amounts reported for each sale.

Insights

Securities Compliance Analyst

Form 144 notifies proposed ordinary‑share dispositions; details are transactional.

The filing lists multiple proposed or reported dispositions of Class A ordinary shares, including entries tied to restricted stock awards and individual sales with dates, share counts, and gross dollar amounts. The notice is procedural under Rule 144 and documents sale mechanics.

Disclosure includes per‑trade dates and amounts; cash‑flow treatment to the issuer or selling holder is not stated in the excerpt. Subsequent filings or broker confirmations may show execution details.

Corporate Governance Specialist

The entries reflect routine dispositions by a named selling person rather than corporate actions.

The excerpt attributes multiple sales to Elena Bunina with specific dates and dollar figures, indicating transfers from a beneficial holder. The record includes a reference to COMPENSATION and RESTRICTED STOCK AWARDS, linking some securities to compensation arrangements.

Because this is a Rule 144 notice format, it documents intent and prior sales; it does not itself alter company capitalization or state proceeds usage.

Key Figures

Sale on 02/23/2026: 35,044 shares Proceeds on 02/23/2026: $3,466,842.50 Sale on 03/16/2026: 16,442 shares +5 more

8 metrics

Sale on 02/23/2026 35,044 shares sale dated 02/23/2026

Proceeds on 02/23/2026 $3,466,842.50 gross proceeds for 35,044 shares on 02/23/2026

Sale on 03/16/2026 16,442 shares sale dated 03/16/2026

Proceeds on 03/16/2026 $2,092,047.50 gross proceeds for 16,442 shares on 03/16/2026

Sale on 03/11/2026 9,984 shares sale dated 03/11/2026

Proceeds on 03/11/2026 $1,098,240.00 gross proceeds for 9,984 shares on 03/11/2026

Sale on 04/13/2026 6,667 shares sale dated 04/13/2026

Proceeds on 04/13/2026 $1,000,050.00 gross proceeds for 6,667 shares on 04/13/2026

Key Terms

CLASS A ORDINARY SHARES, RESTRICTED STOCK AWARDS, COMPENSATION

3 terms

CLASS A ORDINARY SHARES financial

"CLASS A ORDINARY SHARES | CITIGROUP GLOBAL MARKETS"

Class A ordinary shares are a type of ownership stake in a company that typically grants voting rights to shareholders, allowing them to have a say in important company decisions. They often come with priority in receiving dividends or profits, making them attractive to investors seeking influence and potential income. These shares help distinguish different levels of ownership and rights within a company's stock structure.

RESTRICTED STOCK AWARDS financial

"ORDINARY SHARES | 05/13/2026 | RESTRICTED STOCK AWARDS"

Restricted stock awards are company shares given to employees or executives that cannot be sold or transferred until certain conditions — like staying with the company for a set time or meeting performance targets — are met, like a gift that is locked in a safe until rules are satisfied. Investors care because these awards tie management’s pay to company performance, can increase the number of shares outstanding when they become tradable (dilution), and may signal expected future selling pressure or commitment to long-term growth.

COMPENSATION regulatory

"05/13/2026 | COMPENSATION"

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

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
CLASS A ORDINARY SHARES	CITIGROUP GLOBAL MARKETS 390 GREENWICH ST New York NY 10013	10894	2253640.00	253898194	05/13/2026	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 *
ORDINARY SHARES	05/13/2026	RESTRICTED STOCK AWARDS	NEBIUS GROUP NV			10894	05/13/2026	COMPENSATION

* 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
ELENA BUNINA SCHIPHOL BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	03/16/2026	16442	2092047.50
ELENA BUNINA BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	02/23/2026	35044	3466842.50
ELENA BUNINA SCHIPHOL BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	03/11/2026	9984	1098240.00
ELENA BUNINA SCHIPHOL BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	04/10/2026	7143	1000020.00
ELENA BUNINA SCHIPHOL BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	04/13/2026	6667	1000050.00
ELENA BUNINA SCHIPHOL BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	04/14/2026	6250	1007750.00
ELENA BUNINA SCHIPHOL BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	05/04/2026	5882	999940.00
ELENA BUNINA SCHIPHOL BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	05/06/2026	5556	1000080.00
ELENA BUNINA SCHIPHOL BOULEVARD 165 SCHIPHOL P7 1118BG	CLASS A ORDINARY SHARES	05/06/2026	5263	999970.00

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 Nebius Group NV's Form 144 show for NBIS?

The Form 144 reports proposed or reported dispositions of Class A ordinary shares by a selling person. It lists multiple trade dates between 02/23/2026 and 05/06/2026 with share counts and gross proceeds for each transaction.

Who is the selling person named in the filing for NBIS?

The filing identifies Elena Bunina as the selling person for multiple transactions. The excerpt provides her address and a sequence of sales with dates, share quantities, and reported dollar amounts for each trade.

Are any shares here tied to compensation or awards?

Yes, the excerpt includes an entry labeled RESTRICTED STOCK AWARDS and marks one line as COMPENSATION, indicating some securities originated from restricted awards rather than open‑market purchases.

Do these entries state who receives the sale proceeds?

The excerpt lists gross dollar amounts per trade but does not specify the recipient of proceeds. The filing format records proposed dispositions; cash‑flow recipients are not identified in the provided lines.