FilingsForm 4
Funds tied to Magnetar Financial sold 12,876 CoreWeave shares for $1.79 million on Oct 15, 2025
Value$1.79 million, held indirectly
Shares12,876, held indirectly
Average price$138.75
FiledOct 17
On Oct 17, 2025, Magnetar Financial LLC, which the form lists as an owner of more than 10% of CoreWeave's shares, filed a Form 4 (the form insiders file when they trade their company's shares) reporting sales of 12,876 CoreWeave shares made on Oct 15, 2025. The sales averaged $138.75 a share, for $1.79 million in all. The form's footnotes say the shares sold were held directly by Purpose Alternative Credit Fund - T LLC, a fund that Magnetar Financial LLC advises. The Form 4 can be opened on the SEC's EDGAR site.1,2,3,4,5,6,7,8,9,10
How each figure was checked
- the reporting owner as filedMagnetar Financial LLC
- the owner's relationship to the companyowner of more than 10% of the shares
- shares sold, whole form12,876
- date of the tradesOct 15, 2025
- day the Form 4 was filedOct 17, 2025
- side of the tradessale
- value of the sales, whole form (USD)$1.79 million
- average price per share across the form (USD)$138.75
- footnote F5: what Magnetar Financial is to the fundsFootnotes of the Form 4 filed Oct 17, 2025 ↗
- footnote F8: the shares of some lines are held directly by Purpose Alternative Credit Fund - T LLCFootnotes of the Form 4 filed Oct 17, 2025 ↗
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The record
- Issuer
- CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
- Form
- 4
- Accession
- 0001104659-25-100514
- Filed
- Oct 17, 2025
- Period of report
- Oct 15, 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) · 347 Class A Common Stock at $137.44 · Oct 15, 2025 · disposed, indirectly, Footnotes · 944,801 held after · footnotes F1, F5, F6, F7 and F8
- Line 2
- S (sale) · 9,672 Class A Common Stock at $138.59 · Oct 15, 2025 · disposed, indirectly, Footnotes · 935,129 held after · footnotes F2, F5, F6, F7 and F8
- Line 3
- S (sale) · 2,193 Class A Common Stock at $139.11 · Oct 15, 2025 · disposed, indirectly, Footnotes · 932,936 held after · footnotes F3, F5, F6, F7 and F8
- Line 4
- S (sale) · 418 Class A Common Stock at $140.23 · Oct 15, 2025 · disposed, indirectly, Footnotes · 932,518 held after · footnotes F4, F5, F6, F7 and F8
- Line 5
- S (sale) · 246 Class A Common Stock at $141.00 · Oct 15, 2025 · disposed, indirectly, Footnotes · 932,272 held after · footnotes F5, F6, F7 and F8
- Footnote F1
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $136.72 to $137.70, inclusive. 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 footnotes 2, 3 and 4.
- Footnote F2
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.85 to $138.83, inclusive.
- Footnote F3
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $138.88 to $139.65, inclusive.
- Footnote F4
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $140.00 to $140.45, inclusive.
- Footnote F5
- Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP and Purpose Alternative Credit Fund - T LLC (collectively, the "Magnetar Funds").
- Footnote F6
- 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.
- Footnote F7
- 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 F8
- These securities are held directly by Purpose Alternative Credit Fund - T LLC.
- Footnote F9
- These securities are held directly by Magnetar Longhorn 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
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- Layoffs, 12 months
- No WARN notices in the US states we read
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