Director at Nebius Group (NBIS) sells 20,060 shares in 10b5-1 trades

Rhea-AI Filing Summary

Nebius Group N.V. director Elena Bunina reported open-market sales of Class A Shares. She sold 7,143 shares at $140.00 on April 10, 6,667 shares at $150.00 on April 13, and 6,250 shares at $161.22 on April 14, totaling 20,060 shares. These transactions were made under a Rule 10b5-1 trading plan adopted on November 24, 2025. After these sales, she directly holds 38,367 Class A Shares.

Insider Trade Summary 10b5-1

Net Seller: 20,060 shares ($3,007,695)

Net Sell 3 txns

Insider Bunina Elena

Role Director

Sold 20,060 shs ($3.01M)

Type	Security	Shares	Price	Value
Sale	Class A Shares	6,250	$161.22	$1.01M
Sale	Class A Shares	6,667	$150.00	$1.00M
Sale	Class A Shares	7,143	$140.00	$1.00M

Holdings After Transaction: Class A Shares — 38,367 shares (Direct)

Footnotes (1)

1. [object Object]

Key Figures

Total shares sold: 20,060 shares Shares sold on April 10, 2026: 7,143 shares at $140.00 Shares sold on April 13, 2026: 6,667 shares at $150.00 +3 more

6 metrics

Total shares sold 20,060 shares Aggregate open-market sales disclosed in Form 4

Shares sold on April 10, 2026 7,143 shares at $140.00 Class A Shares open-market sale

Shares sold on April 13, 2026 6,667 shares at $150.00 Class A Shares open-market sale

Shares sold on April 14, 2026 6,250 shares at $161.22 Class A Shares open-market sale

Post-transaction holdings 38,367 shares Class A Shares held directly after reported sales

Trading plan adoption date November 24, 2025 Rule 10b5-1 trading plan for reported sales

Key Terms

Class A Shares, open-market sale, Rule 10b5-1 trading plan, Form 4, +1 more

5 terms

Class A Shares financial

"security_title: "Class A Shares" for each transaction"

Class A shares are one of a company’s distinct types of stock that come with a specific set of rights—commonly different voting power, dividend treatment, or transfer rules—defined in the company’s charter. Investors care because those rights affect control, income and resale value; like holding a seat at a table that has different rules or stronger chips than other seats, owning Class A changes how much influence and return you can expect.

open-market sale financial

"transaction_action: "open-market sale" for all three trades"

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.

Rule 10b5-1 trading plan regulatory

"The sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Form 4 regulatory

"The sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

reporting person regulatory

"trading plan adopted by the Reporting Person on November 24, 2025"

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).

X

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^*

Bunina Elena

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/10/2026

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	04/10/2026		S		7,143(1)	D	$140	51,284	D
Class A Shares	04/13/2026		S		6,667(1)	D	$150	44,617	D
Class A Shares	04/14/2026		S		6,250(1)	D	$161.22	38,367	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 sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

	/s/ Anna Akimova, attorney-in fact for Ms. Bunina	04/14/2026
	** 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) director Elena Bunina report?

Director Elena Bunina reported selling 20,060 Nebius Group Class A Shares in three open-market transactions. The sales occurred on April 10, 13, and 14, 2026 at prices from $140.00 to $161.22 per share, according to the Form 4 filing.

At what prices did Nebius Group (NBIS) shares sell in Bunina’s Form 4?

The reported Nebius Group Class A Share sales were executed at $140.00, $150.00, and $161.22 per share. These prices correspond to transactions on April 10, April 13, and April 14, 2026, as detailed in the insider’s Form 4 filing.

How many Nebius Group (NBIS) shares does Elena Bunina hold after these sales?

Following the reported transactions, Elena Bunina directly holds 38,367 Class A Shares of Nebius Group. This figure reflects her position after selling a total of 20,060 shares in three separate open-market trades reported in the Form 4.

Were the Nebius Group (NBIS) insider sales made under a Rule 10b5-1 plan?

Yes. The filing states the sales were made under a Rule 10b5-1 trading plan adopted by the reporting person on November 24, 2025. Such plans pre-schedule trades, indicating these transactions were arranged in advance rather than timed discretionarily.

How many Nebius Group (NBIS) insider sale transactions were disclosed?

The Form 4 discloses three separate open-market sale transactions in Nebius Group Class A Shares. Together they total 20,060 shares sold over three trading days, with each transaction listing its own date, share count, sale price, and resulting direct holdings.