SEC Form 4 · accession 0001104659-26-097430

CoreWeave, Inc. · CRWV

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owners

Magnetar Financial LLC

10% Owner

Magnetar Capital Partners LP

10% Owner

Supernova Management LLC

10% Owner

David J. Snyderman

10% Owner

Period of report

Aug 12, 2026

Accepted (ET)

Aug 14, 2026 · 9:50 pm EDT

Rule 10b5-1 plan

box not checked

Issuer CIK

0001769628

Table I — non-derivative securities

No Table I lines on this filing.

Table II — derivative securities

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Call option (obligation to sell)^F1,F2,F3,F4	$130.00	Aug 12, 2026	S	183,640	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	183,640	183,640	I
Call option (obligation to sell)^F1,F2,F3,F5	$130.00	Aug 12, 2026	S	627,486	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	627,486	627,486	I
Call option (obligation to sell)^F1,F2,F3,F6	$130.00	Aug 12, 2026	S	8,503	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	8,503	8,503	I
Call option (obligation to sell)^F1,F2,F3,F7	$130.00	Aug 12, 2026	S	183,381	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	183,381	183,381	I
Call option (obligation to sell)^F1,F2,F3,F8	$130.00	Aug 12, 2026	S	251,762	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	251,762	251,762	I
Call option (obligation to sell)^F1,F2,F3,F9	$130.00	Aug 12, 2026	S	315,583	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	315,583	315,583	I
Call option (obligation to sell)^F1,F2,F3,F10	$130.00	Aug 12, 2026	S	268,446	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	268,446	268,446	I
Call option (obligation to sell)^F1,F2,F3,F11	$130.00	Aug 12, 2026	S	133,276	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	133,276	133,276	I
Call option (obligation to sell)^F1,F2,F3,F12	$130.00	Aug 12, 2026	S	27,923	D	Mar 19, 2027	Mar 19, 2027	Class A Common Stock	27,923	27,923	I

Explanation of responses

F1Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").
F10These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.
F11These securities are held directly by Purpose Alternative Credit Fund - F LLC.
F12These securities are held directly by Purpose Alternative Credit Fund - T LLC.
F2Magnetar Capital Partners LP ("Magnetar Capital Partners") is the sole member and parent holding company of Magnetar Financial. Supernova Management LLC ("Supernova Management") is the general partner of Magnetar Capital Partners. The administrative manager of Supernova Management is David J. Snyderman, a citizen of the United States of America.
F3Each of the Magnetar Funds, Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman disclaims beneficial ownership of these shares of Common Stock of the Issuer, except to the extent of its or his pecuniary interest therein.
F4These securities are held directly by CW Opportunity 2 LP.
F5These securities are held directly by CW Opportunity LLC.
F6These securities are held directly by Magnetar Capital Master Fund, Ltd.
F7These securities are held directly by Magnetar Constellation Master Fund, Ltd.
F8These securities are held directly by Magnetar Lake Credit Fund LLC.
F9These securities are held directly by Magnetar Longhorn Fund LP.