Tapewire

Nasdaq · USD

CRWV

CoreWeave, Inc.

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Tapewire entity
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
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 4,720 $140.23 $661,885.60
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 2,542,498

F9 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.45, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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.

F15 · ownership.nature: These securities are held directly by Longhorn Special Opportunities Fund LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 24,780 $139.11 $3,447,145.80
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 2,547,218

F8 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $138.88 to $139.65, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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.

F15 · ownership.nature: These securities are held directly by Longhorn Special Opportunities Fund LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 109,322 $138.59 $15,150,935.98
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 2,571,998

F7 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.85 to $138.83, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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.

F15 · ownership.nature: These securities are held directly by Longhorn Special Opportunities Fund LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 3,935 $137.45 $540,865.75
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 2,681,320

F6 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.72 to $137.70, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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.

F15 · ownership.nature: These securities are held directly by Longhorn Special Opportunities Fund LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 5,520 $141.00 $778,320.00
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 23,863,881

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity LLC.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 9,384 $140.23 $1,315,918.32
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 23,869,401

F9 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.45, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity LLC.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 49,286 $139.11 $6,856,175.46
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 23,878,785

F8 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $138.88 to $139.65, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity LLC.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 217,362 $138.59 $30,124,199.58
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 23,928,071

F7 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.85 to $138.83, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity LLC.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 7,813 $137.45 $1,073,896.85
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 24,145,433

F6 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.72 to $137.70, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity LLC.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 1,615 $140.97 $227,666.55
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 5,918,054

F5 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.71 to $141.00, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity 2 LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 14,866 $139.75 $2,077,523.50
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 5,919,669

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $139.64 to $140.47, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity 2 LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 43,107 $138.88 $5,986,700.16
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 5,934,535

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $138.63 to $139.60, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity 2 LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 17,488 $138.09 $2,414,917.92
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 5,977,642

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.60 to $138.56, inclusive.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity 2 LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 2,311 $137.29 $317,277.19
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 5,995,130

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.49 to $137.46, 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, 4, 5, 6, 7, 8 and 9.

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity 2 LP.

Read SEC document
October 15, 2025 Filed Oct 18, 2025 00:15 UTC SaleClass A Common Stock 75 $135.12 $10,134.00
Disclosure

SEC source: 0001104659-25-100511 · tm2528959-1_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: 5,997,441

F10 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").

F11 · 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.

F12 · 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 CW Opportunity 2 LP.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
ConversionClass B Common Stock · Derivative 154,479 Not disclosed Not disclosed
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · derivative · entry 13

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 5,557,521

Underlying: Class A Common Stock · 154,479 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation.

F1 · price: Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
SaleClass A Common Stock 3,023 $140.91 $425,984.53
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · nonDerivative · entry 8

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 0

F3 · kind: The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 21, 2025.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $140.74 to $141.47, inclusive.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
SaleClass A Common Stock 22,012 $140.12 $3,084,268.61
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · nonDerivative · entry 7

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 3,023

F3 · kind: The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 21, 2025.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $139.70 to $140.69, inclusive.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
SaleClass A Common Stock 51,443 $139.16 $7,158,967.35
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · nonDerivative · entry 6

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 25,035

F3 · kind: The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 21, 2025.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $138.70 to $139.69, inclusive.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
SaleClass A Common Stock 35,530 $138.09 $4,906,419.42
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · nonDerivative · entry 5

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 76,478

F3 · kind: The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 21, 2025.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $137.70 to $138.69, inclusive.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
SaleClass A Common Stock 28,412 $137.32 $3,901,501.75
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · nonDerivative · entry 4

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 112,008

F3 · kind: The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 21, 2025.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $136.70 to $137.69, inclusive.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
SaleClass A Common Stock 11,759 $136.23 $1,601,963.85
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · nonDerivative · entry 3

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 140,420

F3 · kind: The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 21, 2025.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $135.70 to $136.69, inclusive.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
SaleClass A Common Stock 2,300 $135.20 $310,954.02
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · nonDerivative · entry 2

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 152,179

F3 · kind: The reported transaction represents a sale effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 21, 2025.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $134.66 to $135.62, inclusive. The reporting person undertakes to provide to 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 5 through 10.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 21:41 UTC
Venturo Brian MDirector · Chief Strategy Officer
ConversionClass A Common Stock 154,479 Not disclosed Not disclosed
Disclosure

SEC source: 0002058067-25-000013 · form4-10172025_091041.xml · nonDerivative · entry 1

Venturo Brian M · CIK 0002058067 · Director · Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Indirect · West Clay Capital LLC

Disclosed balance after: 154,479

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation.

F2 · ownership.nature: The reported securities are directly held by West Clay Capital LLC, of which the reporting person is the managing member.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 218 $137.19 $29,907.42
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 945,148

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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.

F16 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - T LLC.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 1,037 $137.19 $142,266.03
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 3,378,508

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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.

F15 · ownership.nature: These securities are held directly by Purpose Alternative Credit Fund - F LLC.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 1,288 $137.19 $176,700.72
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 3,696,522

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 Xing He Master Fund Ltd.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 2,089 $137.19 $286,589.91
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 9,425,254

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 Structured Credit Fund, LP.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 556 $137.19 $76,277.64
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 1,408,749

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 SC Fund Ltd.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 1,958 $137.19 $268,618.02
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 7,020,934

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 Lake Credit Fund LLC.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 1,428 $137.19 $195,907.32
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 5,601,446

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 Constellation Master Fund, Ltd.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 66 $137.19 $9,054.54
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 327,394

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 Capital Master Fund, Ltd.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 641 $137.19 $87,938.79
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 1,830,673

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 Alpha Star Fund LLC.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 2,455 $137.19 $336,801.45
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 2,685,255

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 Longhorn Special Opportunities Fund LP.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 4,881 $137.19 $669,624.39
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 24,153,246

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 CW Opportunity LLC.

Read SEC document
October 14, 2025 Filed Oct 16, 2025 00:02 UTC SaleClass A Common Stock 1,172 $137.17 $160,763.24
Disclosure

SEC source: 0001104659-25-099817 · tm2528770-3_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: 5,997,516

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.43, 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.

F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, 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, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F3 · 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.

F4 · 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 2 LP.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:01 UTC SaleClass A Common Stock 300 $143.26 $42,978.00
Disclosure

SEC source: 0001104659-25-099816 · tm2528770-2_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: 945,366

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $143.00 to $143.42, inclusive.

F4 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC (collectively, the "Magnetar Funds").

F5 · 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.

F6 · 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 Purpose Alternative Credit Fund - T LLC.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:01 UTC SaleClass A Common Stock 3,339 $141.50 $472,468.50
Disclosure

SEC source: 0001104659-25-099816 · tm2528770-2_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: 945,666

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $141.00 to $141.66, inclusive.

F4 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC (collectively, the "Magnetar Funds").

F5 · 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.

F6 · 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 Purpose Alternative Credit Fund - T LLC.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:01 UTC SaleClass A Common Stock 1,206 $140.15 $169,020.90
Disclosure

SEC source: 0001104659-25-099816 · tm2528770-2_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: 949,005

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.25, 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 and 3.

F4 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC (collectively, the "Magnetar Funds").

F5 · 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.

F6 · 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 Purpose Alternative Credit Fund - T LLC.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:01 UTC SaleClass A Common Stock 1,405 $143.26 $201,280.30
Disclosure

SEC source: 0001104659-25-099816 · tm2528770-2_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: 3,379,545

F3 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $143.00 to $143.42, inclusive.

F4 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC (collectively, the "Magnetar Funds").

F5 · 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.

F6 · 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 Purpose Alternative Credit Fund - F LLC.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:01 UTC SaleClass A Common Stock 15,938 $141.50 $2,255,227.00
Disclosure

SEC source: 0001104659-25-099816 · tm2528770-2_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: 3,380,950

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $141.00 to $141.66, inclusive.

F4 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC (collectively, the "Magnetar Funds").

F5 · 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.

F6 · 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 Purpose Alternative Credit Fund - F LLC.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:01 UTC SaleClass A Common Stock 5,757 $140.15 $806,843.55
Disclosure

SEC source: 0001104659-25-099816 · tm2528770-2_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: 3,396,888

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.25, 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 and 3.

F4 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC (collectively, the "Magnetar Funds").

F5 · 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.

F6 · 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 Purpose Alternative Credit Fund - F LLC.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:00 UTC SaleClass A Common Stock 1,750 $143.26 $250,705.00
Disclosure

SEC source: 0001104659-25-099815 · tm2528770-1_4seq1.xml · nonDerivative · entry 30

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: 3,697,810

F5 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $143.00 to $143.42, inclusive.

F6 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F7 · 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.

F8 · 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.

F18 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:00 UTC SaleClass A Common Stock 19,783 $141.50 $2,799,294.50
Disclosure

SEC source: 0001104659-25-099815 · tm2528770-1_4seq1.xml · nonDerivative · entry 29

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: 3,699,560

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $141.00 to $141.66, inclusive.

F6 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F7 · 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.

F8 · 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.

F18 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:00 UTC SaleClass A Common Stock 7,146 $140.15 $1,001,511.90
Disclosure

SEC source: 0001104659-25-099815 · tm2528770-1_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: 3,719,343

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.25, inclusive.

F6 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F7 · 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.

F8 · 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.

F18 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:00 UTC SaleClass A Common Stock 2,850 $143.26 $408,291.00
Disclosure

SEC source: 0001104659-25-099815 · tm2528770-1_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: 9,427,343

F5 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $143.00 to $143.42, inclusive.

F6 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F7 · 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.

F8 · 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.

F17 · ownership.nature: These securities are held directly by Magnetar Structured Credit Fund, LP.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:00 UTC SaleClass A Common Stock 32,099 $141.50 $4,542,008.50
Disclosure

SEC source: 0001104659-25-099815 · tm2528770-1_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: 9,430,193

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $141.00 to $141.66, inclusive.

F6 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F7 · 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.

F8 · 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.

F17 · ownership.nature: These securities are held directly by Magnetar Structured Credit Fund, LP.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:00 UTC SaleClass A Common Stock 11,597 $140.15 $1,625,319.55
Disclosure

SEC source: 0001104659-25-099815 · tm2528770-1_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: 9,462,292

F4 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.25, inclusive.

F6 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F7 · 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.

F8 · 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.

F17 · ownership.nature: These securities are held directly by Magnetar Structured Credit Fund, LP.

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October 13, 2025 Filed Oct 16, 2025 00:00 UTC SaleClass A Common Stock 762 $143.26 $109,164.12
Disclosure

SEC source: 0001104659-25-099815 · tm2528770-1_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: 1,409,305

F5 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $143.00 to $143.42, inclusive.

F6 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F7 · 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.

F8 · 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.

F16 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd.

Read SEC document
October 13, 2025 Filed Oct 16, 2025 00:00 UTC SaleClass A Common Stock 8,526 $141.50 $1,206,429.00
Disclosure

SEC source: 0001104659-25-099815 · tm2528770-1_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: 1,410,067

F2 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $141.00 to $141.66, inclusive.

F6 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").

F7 · 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.

F8 · 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.

F16 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd.

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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.