FilingsForm 4
Magnetar funds sold 1,113,847 CoreWeave shares for $151.91 million on Sep 25, 2025
Value$151.91 million, held indirectly
Shares1,113,847, held indirectly
Average price$136.38
FiledSep 26
Magnetar funds sold 1,113,847 CoreWeave shares for $151.91 million on Sep 25, 2025, at an average of $136.38 a share. The sales are reported on a Form 4, the form that insiders and large shareholders file when they trade a company's shares, filed by Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman, each listed as an owner of more than 10% of the shares. The form marks the shares as held indirectly, and its footnotes name the funds that hold them directly, such as CW Opportunity LLC and Longhorn Special Opportunities Fund LP. The Form 4 was filed with the SEC on Sep 26, 2025.1,2,3,4,5,6,7,8,9,10
How each figure was checked
- shares sold, all sale lines of the form1,113,847
- value of the sales$151.91 million
- date of the salesSep 25, 2025
- average price per share$136.38
- Magnetar Financial advises the funds (footnote)Footnotes of the Form 4 filed Sep 26, 2025 ↗
- a footnote names the fund that holds the shares directlyFootnotes of the Form 4 filed Sep 26, 2025 ↗
- a second footnote names another fund that holds shares directlyFootnotes of the Form 4 filed Sep 26, 2025 ↗
- the form's reporting owners and their relationshipMagnetar Financial LLC (owner of more than 10% of the shares); Magnetar Capital Partners LP (owner of more than 10% of the shares); Supernova Management LLC (owner of more than 10% of the shares); David J. Snyderman (filed as Snyderman David J.; owner of more than 10% of the shares)
- how the sold shares are held29 sale lines held indirectly (Footnotes)
- filing dateSep 26, 2025
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The record
- Issuer
- CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
- Form
- 4
- Accession
- 0001104659-25-093991
- Filed
- Sep 26, 2025
- Period of report
- Sep 25, 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) · 450 Class A Common Stock at $133.79 · Sep 25, 2025 · disposed, indirectly, Footnotes · 6,605,195 held after · footnotes F1, F7, F8, F9 and F10
- Line 2
- S (sale) · 635 Class A Common Stock at $135.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 6,604,560 held after · footnotes F2, F7, F8, F9 and F10
- Line 3
- S (sale) · 63,653 Class A Common Stock at $136.05 · Sep 25, 2025 · disposed, indirectly, Footnotes · 6,540,907 held after · footnotes F3, F7, F8, F9 and F10
- Line 4
- S (sale) · 15,168 Class A Common Stock at $137.22 · Sep 25, 2025 · disposed, indirectly, Footnotes · 6,525,739 held after · footnotes F4, F7, F8, F9 and F10
- Line 5
- S (sale) · 6,074 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 6,519,665 held after · footnotes F7, F8, F9 and F10
- Line 6
- S (sale) · 266,883 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 26,359,194 held after · footnotes F5, F7, F8, F9 and F11
- Line 7
- S (sale) · 62,099 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 26,297,095 held after · footnotes F6, F7, F8, F9 and F11
- Line 8
- S (sale) · 27,600 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 26,269,495 held after · footnotes F7, F8, F9 and F11
- Line 9
- S (sale) · 134,227 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 3,794,695 held after · footnotes F5, F7, F8, F9 and F12
- Line 10
- S (sale) · 31,233 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 3,763,462 held after · footnotes F6, F7, F8, F9 and F12
- Line 11
- S (sale) · 13,882 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 3,749,580 held after · footnotes F7, F8, F9 and F12
- Line 12
- S (sale) · 34,990 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 2,119,877 held after · footnotes F5, F7, F8, F9 and F13
- Line 13
- S (sale) · 8,142 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 2,111,735 held after · footnotes F6, F7, F8, F9 and F13
- Line 14
- S (sale) · 3,618 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 2,108,117 held after · footnotes F7, F8, F9 and F13
- Line 15
- S (sale) · 3,615 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 357,285 held after · footnotes F5, F7, F8, F9 and F14
- Line 16
- S (sale) · 841 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 356,444 held after · footnotes F6, F7, F8, F9 and F14
- Line 17
- S (sale) · 374 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 356,070 held after · footnotes F7, F8, F9 and F14
- Line 18
- S (sale) · 78,000 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 6,246,154 held after · footnotes F5, F7, F8, F9 and F15
- Line 19
- S (sale) · 18,149 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 6,228,005 held after · footnotes F6, F7, F8, F9 and F15
- Line 20
- S (sale) · 8,066 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 6,219,939 held after · footnotes F7, F8, F9 and F15
- Line 21
- S (sale) · 107,084 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 7,906,034 held after · footnotes F5, F7, F8, F9 and F16
- Line 22
- S (sale) · 24,917 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 7,881,117 held after · footnotes F6, F7, F8, F9 and F16
- Line 23
- S (sale) · 11,074 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 7,870,043 held after · footnotes F7, F8, F9 and F16
- Line 24
- S (sale) · 30,326 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 1,659,424 held after · footnotes F5, F7, F8, F9 and F17
- Line 25
- S (sale) · 7,056 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 1,652,368 held after · footnotes F6, F7, F8, F9 and F17
- Line 26
- S (sale) · 3,136 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 1,649,232 held after · footnotes F7, F8, F9 and F17
- Line 27
- S (sale) · 114,179 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 10,369,000 held after · footnotes F5, F7, F8, F9 and F18
- Line 28
- S (sale) · 26,568 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 10,342,432 held after · footnotes F6, F7, F8, F9 and F18
- Line 29
- S (sale) · 11,808 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 10,330,624 held after · footnotes F7, F8, F9 and F18
- Footnote F1
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $133.50 to $134.16, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, 4, 5 and 6.
- Footnote F2
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $134.74 to $135.30, 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 $135.87 to $136.85, 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 $137.00 to $137.99, inclusive.
- Footnote F5
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $135.94 to $136.50, inclusive.
- Footnote F6
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $137.00 to $137.50, inclusive.
- Footnote F7
- Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar SC Fund Ltd and Longhorn Special Opportunities Fund LP, the general partner of Magnetar Structured Credit Fund, LP and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (collectively, the "Magnetar Funds").
- Footnote F8
- 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 F9
- 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 F10
- These securities are held directly by CW Opportunity 2 LP.
- Footnote F11
- These securities are held directly by CW Opportunity LLC.
- Footnote F12
- These securities are held directly by Longhorn Special Opportunities Fund LP.
- Footnote F13
- These securities are held directly by Magnetar Alpha Star Fund LLC.
- Footnote F14
- These securities are held directly by Magnetar Capital Master Fund, Ltd.
- Footnote F15
- These securities are held directly by Magnetar Constellation Master Fund, Ltd.
- Footnote F16
- These securities are held directly by Magnetar Lake Credit Fund LLC.
- Footnote F17
- These securities are held directly by Magnetar SC Fund Ltd.
- Footnote F18
- These securities are held directly by Magnetar Structured Credit 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
- 293 open roles · 5 posted this week · 1 job board
- Layoffs, 12 months
- No WARN notices in the US states we read
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