FilingsForm 4
Magnetar Financial LLC reported selling 76,388 CoreWeave shares for $9.35 million on Sep 16, 2025
Value$9.35 million, held indirectly
Shares76,388, held indirectly
Average price$122.42
FiledSep 17
Magnetar Financial LLC, listed as an owner of more than 10% of CoreWeave's shares, reported selling 76,388 shares for $9.35 million on Sep 16, 2025, at an average of $122.42 a share. The Form 4, the form an insider files when trading a company's shares, listed the shares as held indirectly; its footnotes said funds such as Magnetar SC Fund Ltd, to which Magnetar Financial LLC was investment adviser, held them directly. The Form 4 was filed on Sep 17, 2025 and can be read on SEC EDGAR.1,2,3,4,5,6,7,8,9,10
How each figure was checked
- ownerMagnetar Financial LLC
- relationshipowner of more than 10% of the shares
- shares76,388
- value$9.35 million
- first dateSep 16, 2025
- average price$122.42
- holding20 sale lines held indirectly (Footnotes)
- Magnetar Financial LLC is investment adviser to a fund named in the footnotesinvestment adviser to Magnetar SC Fund LtdFootnotes of the Form 4 filed Sep 17, 2025 ↗
- a fund holds shares of this form directlyheld directly by Magnetar SC Fund LtdFootnotes of the Form 4 filed Sep 17, 2025 ↗
- filed onSep 17, 2025
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The record
- Issuer
- CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
- Form
- 4
- Accession
- 0001104659-25-090948
- Filed
- Sep 17, 2025
- Period of report
- Sep 16, 2025
- Reporting owner 1
- Magnetar Financial LLC (CIK 1352851)
- Relationship
- owner of more than 10% of the shares
- Reporting owner 2
- Magnetar Capital Partners LP (CIK 1353085)
- Relationship
- owner of more than 10% of the shares
- Reporting owner 3
- Supernova Management LLC (CIK 1368026)
- Relationship
- owner of more than 10% of the shares
- Reporting owner 4
- David J. Snyderman (CIK 1953511, filed as Snyderman David J.)
- Relationship
- owner of more than 10% of the shares
- Rule 10b5-1 checkbox
- Not ticked
- Line 1
- S (sale) · 2,798 Class A Common Stock at $121.44 · Sep 16, 2025 · disposed, indirectly, Footnotes · 1,890,070 held after · footnotes F1, F4, F5, F6 and F7
- Line 2
- S (sale) · 3,031 Class A Common Stock at $122.17 · Sep 16, 2025 · disposed, indirectly, Footnotes · 1,887,039 held after · footnotes F2, F4, F5, F6 and F7
- Line 3
- S (sale) · 1,568 Class A Common Stock at $123.51 · Sep 16, 2025 · disposed, indirectly, Footnotes · 1,885,471 held after · footnotes F3, F4, F5, F6 and F7
- Line 4
- S (sale) · 784 Class A Common Stock at $124.65 · Sep 16, 2025 · disposed, indirectly, Footnotes · 1,884,687 held after · footnotes F4, F5, F6 and F7
- Line 5
- S (sale) · 10,509 Class A Common Stock at $121.44 · Sep 16, 2025 · disposed, indirectly, Footnotes · 11,237,383 held after · footnotes F1, F4, F5, F6 and F8
- Line 6
- S (sale) · 11,401 Class A Common Stock at $122.17 · Sep 16, 2025 · disposed, indirectly, Footnotes · 11,225,982 held after · footnotes F2, F4, F5, F6 and F8
- Line 7
- S (sale) · 5,904 Class A Common Stock at $123.51 · Sep 16, 2025 · disposed, indirectly, Footnotes · 11,220,078 held after · footnotes F3, F4, F5, F6 and F8
- Line 8
- S (sale) · 2,952 Class A Common Stock at $124.65 · Sep 16, 2025 · disposed, indirectly, Footnotes · 11,217,126 held after · footnotes F4, F5, F6 and F8
- Line 9
- S (sale) · 6,479 Class A Common Stock at $121.44 · Sep 16, 2025 · disposed, indirectly, Footnotes · 4,813,335 held after · footnotes F1, F4, F5, F6 and F9
- Line 10
- S (sale) · 7,028 Class A Common Stock at $122.17 · Sep 16, 2025 · disposed, indirectly, Footnotes · 4,806,307 held after · footnotes F2, F4, F5, F6 and F9
- Line 11
- S (sale) · 3,638 Class A Common Stock at $123.51 · Sep 16, 2025 · disposed, indirectly, Footnotes · 4,802,669 held after · footnotes F3, F4, F5, F6 and F9
- Line 12
- S (sale) · 1,819 Class A Common Stock at $124.65 · Sep 16, 2025 · disposed, indirectly, Footnotes · 4,800,850 held after · footnotes F4, F5, F6 and F9
- Line 13
- S (sale) · 5,216 Class A Common Stock at $121.44 · Sep 16, 2025 · disposed, indirectly, Footnotes · 4,278,178 held after · footnotes F1, F4, F5, F6 and F10
- Line 14
- S (sale) · 5,660 Class A Common Stock at $122.17 · Sep 16, 2025 · disposed, indirectly, Footnotes · 4,272,518 held after · footnotes F2, F4, F5, F6 and F10
- Line 15
- S (sale) · 2,932 Class A Common Stock at $123.51 · Sep 16, 2025 · disposed, indirectly, Footnotes · 4,269,586 held after · footnotes F3, F4, F5, F6 and F10
- Line 16
- S (sale) · 1,466 Class A Common Stock at $124.65 · Sep 16, 2025 · disposed, indirectly, Footnotes · 4,268,120 held after · footnotes F4, F5, F6 and F10
- Line 17
- S (sale) · 1,095 Class A Common Stock at $121.44 · Sep 16, 2025 · disposed, indirectly, Footnotes · 1,133,639 held after · footnotes F1, F4, F5, F6 and F11
- Line 18
- S (sale) · 1,187 Class A Common Stock at $122.17 · Sep 16, 2025 · disposed, indirectly, Footnotes · 1,132,452 held after · footnotes F2, F4, F5, F6 and F11
- Line 19
- S (sale) · 614 Class A Common Stock at $123.51 · Sep 16, 2025 · disposed, indirectly, Footnotes · 1,131,838 held after · footnotes F3, F4, F5, F6 and F11
- Line 20
- S (sale) · 307 Class A Common Stock at $124.65 · Sep 16, 2025 · disposed, indirectly, Footnotes · 1,131,531 held after · footnotes F4, F5, F6 and F11
- Footnote F1
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $121.00 to $121.99, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2 and 3.
- Footnote F2
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $122.07 to $122.73, inclusive.
- Footnote F3
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $123.27 to $123.75, inclusive.
- Footnote F4
- Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar SC Fund Ltd, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, Purpose Alternative Credit Fund - T LLC, and Longhorn Special Opportunities Fund LP, and the general partner of Magnetar Structured Credit Fund, LP (collectively, the "Magnetar Funds").
- Footnote F5
- 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 manager of Supernova Management is David J. Snyderman, a citizen of the United States of America.
- Footnote F6
- 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.
- Footnote F7
- These securities are held directly by Magnetar SC Fund Ltd.
- Footnote F8
- These securities are held directly by Magnetar Structured Credit Fund, LP.
- Footnote F9
- These securities are held directly by Magnetar Xing He Master Fund Ltd.
- Footnote F10
- These securities are held directly by Purpose Alternative Credit Fund - F LLC.
- Footnote F11
- These securities are held directly by Purpose Alternative Credit Fund - T LLC.
- Footnote F12
- These securities are held directly by Longhorn Special Opportunities Fund LP.
Insider purchases and sales of CoreWeave shares, since Aug 29, 2025
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About CoreWeave
CoreWeave page →Revenue$5.13 billionYear to Dec 31, 2025 · +167.94% year over year
Operating income−$46 millionYear to Dec 31, 2025 · −114.2% year over year
Net income−$1.17 billionYear to Dec 31, 2025 · −35.23% year over year
- Open roles
- 294 open roles · 7 posted this week · 1 job board
- Layoffs, 12 months
- No WARN notices in the US states we read
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