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
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 97 |
| Dec 2025 | 0 | 233 |
| Jan 2026 | 0 | 320 |
| Feb 2026 | 0 | 225 |
| Mar 2026 | 0 | 165 |
| Apr 2026 | 0 | 602 |
| May 2026 | 0 | 441 |
| Jun 2026 | 0 | 437 |
| Jul 2026 | 0 | 242 |
| Aug 2026 | 0 | 412 |
| Sep 2026 | 0 | 82 |
| Oct 2026 | 0 | 7 |
Latest available
Insider transactions
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 date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| August 14, 2026 Filed Aug 15, 2026 01:54 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleWarrant (right to buy) · Derivative | 96,524 | $106.75 Strike: $1.55 | $10,303,985.26 |
DisclosureSEC source: 0001104659-26-097436 · tm2623282-6_4seq1.xml · derivative · entry 6 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 17,674 Underlying: Class A Common Stock · 96,524 shares Expires 2029-10-17 F1 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). F2 · ownership.nature: Magnetar Capital Partners LP ("Magnetar Capital Partners") is the sole member and parent holding company of Magnetar Financial. Supernova Management LLC ("Supernova Management") is the general partner of Magnetar Capital Partners. The administrative manager of Supernova Management is David J. Snyderman, a citizen of the United States of America. F3 · ownership.nature: Each of the Magnetar Funds, Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman disclaims beneficial ownership of these shares of Common Stock of the Issuer, except to the extent of its or his pecuniary interest therein. F6 · ownership.nature: These securities are held directly by Magnetar Xing He Master Fund Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:54 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleWarrant (right to buy) · Derivative | 22,246 | $106.75 Strike: $1.55 | $2,374,771.62 |
DisclosureSEC source: 0001104659-26-097436 · tm2623282-6_4seq1.xml · derivative · entry 5 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 130,434 Underlying: Class A Common Stock · 22,246 shares Expires 2030-01-19 F1 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). F2 · ownership.nature: Magnetar Capital Partners LP ("Magnetar Capital Partners") is the sole member and parent holding company of Magnetar Financial. Supernova Management LLC ("Supernova Management") is the general partner of Magnetar Capital Partners. The administrative manager of Supernova Management is David J. Snyderman, a citizen of the United States of America. F3 · ownership.nature: Each of the Magnetar Funds, Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman disclaims beneficial ownership of these shares of Common Stock of the Issuer, except to the extent of its or his pecuniary interest therein. F5 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:54 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleWarrant (right to buy) · Derivative | 21,637 | $106.75 Strike: $1.55 | $2,309,760.57 |
DisclosureSEC source: 0001104659-26-097436 · tm2623282-6_4seq1.xml · derivative · entry 4 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 0 Underlying: Class A Common Stock · 21,637 shares Expires 2029-11-15 F1 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). F2 · ownership.nature: Magnetar Capital Partners LP ("Magnetar Capital Partners") is the sole member and parent holding company of Magnetar Financial. Supernova Management LLC ("Supernova Management") is the general partner of Magnetar Capital Partners. The administrative manager of Supernova Management is David J. Snyderman, a citizen of the United States of America. F3 · ownership.nature: Each of the Magnetar Funds, Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman disclaims beneficial ownership of these shares of Common Stock of the Issuer, except to the extent of its or his pecuniary interest therein. F5 · ownership.nature: These securities are held directly by Magnetar SC Fund Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:54 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleWarrant (right to buy) · Derivative | 49,361 | $106.75 Strike: $1.55 | $5,269,311.43 |
DisclosureSEC source: 0001104659-26-097436 · tm2623282-6_4seq1.xml · derivative · entry 1 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 7,330 Underlying: Class A Common Stock · 49,361 shares Expires 2029-10-17 F1 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). F2 · ownership.nature: Magnetar Capital Partners LP ("Magnetar Capital Partners") is the sole member and parent holding company of Magnetar Financial. Supernova Management LLC ("Supernova Management") is the general partner of Magnetar Capital Partners. The administrative manager of Supernova Management is David J. Snyderman, a citizen of the United States of America. F3 · ownership.nature: Each of the Magnetar Funds, Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman disclaims beneficial ownership of these shares of Common Stock of the Issuer, except to the extent of its or his pecuniary interest therein. F4 · ownership.nature: These securities are held directly by Magnetar Alpha Star Fund LLC. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 950 | $110.00 | $104,500.00 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 1,328,730 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Purpose Alternative Credit Fund - T LLC. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 8,453 | $109.99 | $929,745.47 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 1,329,680 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Purpose Alternative Credit Fund - T LLC. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 42,519 | $108.48 | $4,612,461.12 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_4seq1.xml · nonDerivative · entry 22 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 1,338,133 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Purpose Alternative Credit Fund - T LLC. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 84 | $110.00 | $9,240.00 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_4seq1.xml · nonDerivative · entry 21 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 603,622 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 748 | $109.99 | $82,272.52 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_4seq1.xml · nonDerivative · entry 20 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 603,706 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 3,763 | $108.48 | $408,210.24 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_4seq1.xml · nonDerivative · entry 19 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 604,454 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 808 | $110.00 | $88,880.00 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_4seq1.xml · nonDerivative · entry 18 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 6,241,943 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Lake Credit Fund LLC. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 7,190 | $109.99 | $790,828.10 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_4seq1.xml · nonDerivative · entry 17 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 6,242,751 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Lake Credit Fund LLC. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 36,168 | $108.48 | $3,923,504.64 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_4seq1.xml · nonDerivative · entry 16 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 6,249,941 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Lake Credit Fund LLC. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 758 | $110.00 | $83,380.00 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,987,007 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Constellation Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 6,743 | $109.99 | $741,662.57 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,987,765 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Constellation Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 33,922 | $108.48 | $3,679,858.56 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,994,508 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Constellation Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 26 | $110.00 | $2,860.00 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 220,810 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Capital Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 228 | $109.99 | $25,077.72 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 220,836 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Capital Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 1,146 | $108.48 | $124,318.08 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 221,064 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Capital Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 1,887 | $110.00 | $207,570.00 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 16,293,578 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 16,807 | $109.99 | $1,848,601.93 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 16,295,465 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 84,544 | $108.48 | $9,171,333.12 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 16,312,272 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 553 | $110.00 | $60,830.00 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,707,544 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 4,919 | $109.99 | $541,040.81 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,708,097 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 24,743 | $108.48 | $2,684,120.64 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,713,016 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 552 | $110.00 | $60,720.00 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,304,397 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 4,912 | $109.99 | $540,270.88 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,304,949 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 15, 2026 01:53 UTC |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 24,708 | $108.48 | $2,680,323.84 |
DisclosureSEC source: 0001104659-26-097435 · tm2623282-5_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: 3,309,861 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 950 | $110.00 | $104,500.00 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 1,328,730 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Longhorn Special Opportunities Fund LP. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 8,453 | $109.99 | $929,745.47 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 1,329,680 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Longhorn Special Opportunities Fund LP. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 42,519 | $108.48 | $4,612,461.12 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.xml · nonDerivative · entry 22 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 1,338,133 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Longhorn Special Opportunities Fund LP. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 84 | $110.00 | $9,240.00 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.xml · nonDerivative · entry 21 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 603,622 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Purpose Alternative Credit Fund - T LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 748 | $109.99 | $82,272.52 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.xml · nonDerivative · entry 20 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 603,706 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Purpose Alternative Credit Fund - T LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 3,763 | $108.48 | $408,210.24 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.xml · nonDerivative · entry 19 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 604,454 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Purpose Alternative Credit Fund - T LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 808 | $110.00 | $88,880.00 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.xml · nonDerivative · entry 18 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 6,241,943 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 7,190 | $109.99 | $790,828.10 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.xml · nonDerivative · entry 17 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 6,242,751 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 36,168 | $108.48 | $3,923,504.64 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.xml · nonDerivative · entry 16 Magnetar Financial LLC · CIK 0001352851 · 10% owner Magnetar Capital Partners LP · CIK 0001353085 · 10% owner Supernova Management LLC · CIK 0001368026 · 10% owner Snyderman David J. · CIK 0001953511 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · Footnotes Disclosed balance after: 6,249,941 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 758 | $110.00 | $83,380.00 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 3,987,007 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Lake Credit Fund LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 6,743 | $109.99 | $741,662.57 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 3,987,765 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Lake Credit Fund LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 33,922 | $108.48 | $3,679,858.56 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 3,994,508 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Lake Credit Fund LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 26 | $110.00 | $2,860.00 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 220,810 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Capital Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 228 | $109.99 | $25,077.72 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 220,836 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Capital Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 1,146 | $108.48 | $124,318.08 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 221,064 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Capital Master Fund, Ltd. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 1,887 | $110.00 | $207,570.00 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 16,293,578 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 CW Opportunity LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 16,807 | $109.99 | $1,848,601.93 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 16,295,465 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 CW Opportunity LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 84,544 | $108.48 | $9,171,333.12 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 16,312,272 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 CW Opportunity LLC. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 553 | $110.00 | $60,830.00 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 3,707,544 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 2 LP. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 4,919 | $109.99 | $541,040.81 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 3,708,097 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 2 LP. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 24,743 | $108.48 | $2,684,120.64 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 3,713,016 F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $108.00 to $108.72, 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 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 2 LP. Read SEC document |
| August 14, 2026 Filed Aug 19, 2026 01:20 UTC Amendment |
Magnetar Financial LLC10% owner
Magnetar Capital Partners LP10% owner
Supernova Management LLC10% owner
Snyderman David J.10% owner
|
SaleClass A Common Stock | 552 | $110.00 | $60,720.00 |
DisclosureSEC source: 0001104659-26-098473 · tm2623554-1_4aseq1.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: 3,304,397 F2 · ownership.nature: Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Longhorn Special Opportunities Fund 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, and Purpose Alternative Credit Fund - T LLC, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities) and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds"). 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 Magnetar Constellation Master Fund, Ltd. Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.