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Form SCHEDULE 13G Nebius Group N.V. Filed by: Situational Awareness LP

May 27, 2026 5:02 PM





Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)




schemaVersion:


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage reported herein is calculated based on 220,406,311 Class A Ordinary Shares outstanding as of March 31, 2026, as reported in the financial statements filed by the Issuer as an exhibit to the Form 6-K filed by the issuer on May 20, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage reported herein is calculated based on 220,406,311 Class A Ordinary Shares outstanding as of March 31, 2026, as reported in the financial statements filed by the Issuer as an exhibit to the Form 6-K filed by the issuer on May 20, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage reported herein is calculated based on 220,406,311 Class A Ordinary Shares outstanding as of March 31, 2026, as reported in the financial statements filed by the Issuer as an exhibit to the Form 6-K filed by the issuer on May 20, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage reported herein is calculated based on 220,406,311 Class A Ordinary Shares outstanding as of March 31, 2026, as reported in the financial statements filed by the Issuer as an exhibit to the Form 6-K filed by the issuer on May 20, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage reported herein is calculated based on 220,406,311 Class A Ordinary Shares outstanding as of March 31, 2026, as reported in the financial statements filed by the Issuer as an exhibit to the Form 6-K filed by the issuer on May 20, 2026.


SCHEDULE 13G




Comment for Type of Reporting Person: The percentage reported herein is calculated based on 220,406,311 Class A Ordinary Shares outstanding as of March 31, 2026, as reported in the financial statements filed by the Issuer as an exhibit to the Form 6-K filed by the issuer on May 20, 2026.


SCHEDULE 13G



Situational Awareness LP
Signature:/s/ Leopold Aschenbrenner
Name/Title:Leopold Aschenbrenner, Managing Partner
Date:05/27/2026
SAF AI GP LP
Signature:/s/ Leopold Aschenbrenner
Name/Title:Leopold Aschenbrenner, Managing Partner
Date:05/27/2026
Situational Awareness LLC
Signature:/s/ Leopold Aschenbrenner
Name/Title:Leopold Aschenbrenner, Manager
Date:05/27/2026
Situational Awareness Partners LP
Signature:/s/ Leopold Aschenbrenner
Name/Title:Managing Partner of SAF AI GP LP, general partner of Situational Awareness Partners LP
Date:05/27/2026
Leopold Aschenbrenner
Signature:/s/ Leopold Aschenbrenner
Name/Title:Reporting person
Date:05/27/2026
Carl Shulman
Signature:/s/ Carl Shulman
Name/Title:Reporting person
Date:05/27/2026
Exhibit Information

EXHIBIT 99.1 - AGREEMENT REGARDING JOINT FILING OF STATEMENT ON SCHEDULE 13D OR SCHEDULE 13G

ATTACHMENTS / EXHIBITS

AGREEMENT REGARDING JOINT FILING

Categories

SEC Filings