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Nasdaq · USD

CRWV

CoreWeave, Inc.

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2617
SEC CIK
0001769628
Parsed reports
505

Last 12 months

Inside the activity.

0 purchase rows · 3263 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 2025097
Dec 20250233
Jan 20260320
Feb 20260225
Mar 20260165
Apr 20260602
May 20260441
Jun 20260437
Jul 20260242
Aug 20260412
Sep 2026082
Oct 202607

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 57,120 $1,162,392.00 Strike: $175.00 $66,395,831,040.00
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 11

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 57,120

Underlying: Class A Common Stock · 57,120 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F14 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - F LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 70,907 $1,442,957.45 Strike: $175.00 $102,315,783,907.15
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 10

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 70,907

Underlying: Class A Common Stock · 70,907 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F13 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 115,053 $2,341,328.55 Strike: $175.00 $269,376,873,663.15
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 9

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 115,053

Underlying: Class A Common Stock · 115,053 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 30,560 $621,896.00 Strike: $175.00 $19,005,141,760.00
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 8

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 30,560

Underlying: Class A Common Stock · 30,560 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 135,255 $2,752,439.25 Strike: $175.00 $372,281,170,758.75
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 7

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 135,255

Underlying: Class A Common Stock · 135,255 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F10 · ownership.nature: These securities are held directly by Magnetar Longhorn Fund LP.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 107,902 $2,195,805.70 Strike: $175.00 $236,931,826,641.40
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 6

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 107,902

Underlying: Class A Common Stock · 107,902 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F9 · ownership.nature: These securities are held directly by Magnetar Lake Credit Fund LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 78,595 $1,599,408.25 Strike: $175.00 $125,705,491,408.75
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 5

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 78,595

Underlying: Class A Common Stock · 78,595 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F8 · ownership.nature: These securities are held directly by Magnetar Constellation Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 3,644 $74,155.40 Strike: $175.00 $270,222,277.60
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 4

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 3,644

Underlying: Class A Common Stock · 3,644 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F7 · ownership.nature: These securities are held directly by Magnetar Capital Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 35,258 $717,500.30 Strike: $175.00 $25,297,625,577.40
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 3

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 35,258

Underlying: Class A Common Stock · 35,258 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F6 · ownership.nature: These securities are held directly by Magnetar Alpha Star Fund LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 268,932 $5,472,766.20 Strike: $175.00 $1,471,801,959,698.40
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 2

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 268,932

Underlying: Class A Common Stock · 268,932 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F5 · ownership.nature: These securities are held directly by CW Opportunity LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:33 UTC SaleCall option (obligation to sell) · Derivative 84,806 $1,725,802.10 Strike: $175.00 $146,358,372,892.60
Disclosure

SEC source: 0001104659-26-056503 · tm2613686-3_4seq1.xml · derivative · entry 1

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 84,806

Underlying: Class A Common Stock · 84,806 shares

Expires 2026-12-18

F1 · ownership.nature: Magnetar 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, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, 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 Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F2 · ownership.nature: Magnetar 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.

F3 · ownership.nature: Each 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.

F4 · ownership.nature: These securities are held directly by CW Opportunity 2 LP.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 1,230 $129.38 $159,137.40
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 20

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 726,283

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - T LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 1,424 $128.86 $183,496.64
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 19

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 727,513

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - T LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 8,521 $127.46 $1,086,086.66
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 18

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 728,937

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - T LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 8,180 $126.52 $1,034,933.60
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 17

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 737,458

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - T LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 5,862 $129.38 $758,425.56
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 16

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 2,345,859

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - F LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 6,782 $128.86 $873,928.52
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 15

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 2,351,721

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - F LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 40,651 $127.46 $5,181,376.46
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 14

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 2,358,503

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - F LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 39,068 $126.52 $4,942,883.36
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 13

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 2,399,154

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - F LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 7,278 $129.38 $941,627.64
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 12

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 2,350,880

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F10 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 8,421 $128.86 $1,085,130.06
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 11

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 2,358,158

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F10 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 50,466 $127.46 $6,432,396.36
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 10

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 2,366,579

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F10 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 48,495 $126.52 $6,135,587.40
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 9

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 2,417,045

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F10 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 11,810 $129.38 $1,527,977.80
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 8

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 7,421,085

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F9 · ownership.nature: These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 13,664 $128.86 $1,760,743.04
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 7

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 7,432,895

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F9 · ownership.nature: These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 81,879 $127.46 $10,436,297.34
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 6

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 7,446,559

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F9 · ownership.nature: These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 78,685 $126.52 $9,955,226.20
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 5

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 7,528,438

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F9 · ownership.nature: These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 496 $129.38 $64,172.48
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 4

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 870,409

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F8 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 574 $128.87 $73,971.38
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 3

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 870,905

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F8 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 3,439 $127.46 $438,334.94
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 2

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 871,479

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F8 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:31 UTC SaleClass A Common Stock 3,302 $126.52 $417,769.04
Disclosure

SEC source: 0001104659-26-056502 · tm2613686-2_4seq1.xml · nonDerivative · entry 1

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 874,918

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each Longhorn Special Opportunities Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F8 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 13,882 $129.38 $1,796,053.16
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 28

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 7,364,075

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F14 · ownership.nature: These securities are held directly by Magnetar Longhorn Fund LP.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 16,063 $128.86 $2,069,878.18
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 27

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 7,377,957

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F14 · ownership.nature: These securities are held directly by Magnetar Longhorn Fund LP.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 96,255 $127.46 $12,268,662.30
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 26

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 7,394,020

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F14 · ownership.nature: These securities are held directly by Magnetar Longhorn Fund LP.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 92,506 $126.52 $11,703,859.12
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 25

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 7,490,275

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F14 · ownership.nature: These securities are held directly by Magnetar Longhorn Fund LP.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 11,076 $129.38 $1,433,012.88
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 24

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 5,092,865

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F13 · ownership.nature: These securities are held directly by Magnetar Lake Credit Fund LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 12,815 $128.86 $1,651,340.90
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 23

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 5,103,941

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F13 · ownership.nature: These securities are held directly by Magnetar Lake Credit Fund LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 76,793 $127.46 $9,788,035.78
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 22

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 5,116,756

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F13 · ownership.nature: These securities are held directly by Magnetar Lake Credit Fund LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 73,794 $126.52 $9,336,416.88
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 21

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 5,193,549

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F13 · ownership.nature: These securities are held directly by Magnetar Lake Credit Fund LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 8,068 $129.38 $1,043,837.84
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 20

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 4,109,885

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Magnetar Constellation Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 9,336 $128.86 $1,203,036.96
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 19

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 4,117,953

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Magnetar Constellation Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 55,937 $127.46 $7,129,730.02
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 18

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 4,127,289

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Magnetar Constellation Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 53,751 $126.52 $6,800,576.52
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 17

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 4,183,226

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F12 · ownership.nature: These securities are held directly by Magnetar Constellation Master Fund, Ltd.

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May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 374 $129.38 $48,388.12
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 16

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 258,166

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Magnetar Capital Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 433 $128.87 $55,800.71
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 15

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 258,540

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Magnetar Capital Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 2,596 $127.46 $330,886.16
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 14

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 258,973

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Magnetar Capital Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 2,492 $126.52 $315,287.84
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 13

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 261,569

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.79 to $126.67, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, and 4.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F11 · ownership.nature: These securities are held directly by Magnetar Capital Master Fund, Ltd.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 3,618 $129.38 $468,096.84
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 12

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 1,161,567

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $129.27 to $129.50, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F10 · ownership.nature: These securities are held directly by Magnetar Alpha Star Fund LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 4,187 $128.86 $539,536.82
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 11

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 1,165,185

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $128.07 to $129.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F10 · ownership.nature: These securities are held directly by Magnetar Alpha Star Fund LLC.

Read SEC document
May 04, 2026 Filed May 7, 2026 00:28 UTC SaleClass A Common Stock 25,091 $127.46 $3,198,098.86
Disclosure

SEC source: 0001104659-26-056500 · tm2613686-1_4seq1.xml · nonDerivative · entry 10

Magnetar Financial LLC · CIK 0001352851 · 10% owner

Magnetar Capital Partners LP · CIK 0001353085 · 10% owner

Supernova Management LLC · CIK 0001368026 · 10% owner

Snyderman David J. · CIK 0001953511 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · Footnotes

Disclosed balance after: 1,169,372

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.04 to $128.00, inclusive.

F5 · ownership.nature: Magnetar 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, and Magnetar Longhorn Fund LP, and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F6 · ownership.nature: Magnetar 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.

F7 · ownership.nature: Each 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.

F10 · ownership.nature: These securities are held directly by Magnetar Alpha Star Fund LLC.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.