FilingsForm 4
Magnetar funds sold 1,451,063 CoreWeave shares for $182.25 million on Sep 19, 2025
Value$182.25 million, held indirectly
Shares1,451,063, held indirectly
Average price$125.60
FiledSep 22
Magnetar funds sold 1,451,063 CoreWeave shares for $182.25 million on Sep 19, 2025, at an average of $125.60 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 22, 2025.1,2,3,4,5,6,7,8,9,10
How each figure was checked
- shares sold, all sale lines of the form1,451,063
- value of the sales$182.25 million
- date of the salesSep 19, 2025
- average price per share$125.6
- Magnetar Financial advises the funds (footnote)Footnotes of the Form 4 filed Sep 22, 2025 ↗
- a footnote names the fund that holds the shares directlyFootnotes of the Form 4 filed Sep 22, 2025 ↗
- a second footnote names another fund that holds shares directlyFootnotes of the Form 4 filed Sep 22, 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 held30 sale lines held indirectly (Footnotes)
- filing dateSep 22, 2025
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The record
- Issuer
- CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
- Form
- 4
- Accession
- 0001104659-25-092238
- Filed
- Sep 22, 2025
- Period of report
- Sep 19, 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) · 2,124 Class A Common Stock at $121.91 · Sep 19, 2025 · disposed, indirectly, Footnotes · 6,837,691 held after · footnotes F1, F11, F12, F13 and F14
- Line 2
- S (sale) · 24,898 Class A Common Stock at $124.60 · Sep 19, 2025 · disposed, indirectly, Footnotes · 6,812,793 held after · footnotes F2, F11, F12, F13 and F14
- Line 3
- S (sale) · 115,961 Class A Common Stock at $125.30 · Sep 19, 2025 · disposed, indirectly, Footnotes · 6,696,832 held after · footnotes F3, F11, F12, F13 and F14
- Line 4
- S (sale) · 23,147 Class A Common Stock at $126.59 · Sep 19, 2025 · disposed, indirectly, Footnotes · 6,673,685 held after · footnotes F4, F11, F12, F13 and F14
- Line 5
- S (sale) · 17,212 Class A Common Stock at $127.96 · Sep 19, 2025 · disposed, indirectly, Footnotes · 6,656,473 held after · footnotes F5, F11, F12, F13 and F14
- Line 6
- S (sale) · 2,169 Class A Common Stock at $128.82 · Sep 19, 2025 · disposed, indirectly, Footnotes · 6,654,304 held after · footnotes F6, F11, F12, F13 and F14
- Line 7
- S (sale) · 9,105 Class A Common Stock at $121.90 · Sep 19, 2025 · disposed, indirectly, Footnotes · 27,586,496 held after · footnotes F7, F11, F12, F13 and F15
- Line 8
- S (sale) · 103,500 Class A Common Stock at $124.67 · Sep 19, 2025 · disposed, indirectly, Footnotes · 27,482,996 held after · footnotes F8, F11, F12, F13 and F15
- Line 9
- S (sale) · 489,902 Class A Common Stock at $125.30 · Sep 19, 2025 · disposed, indirectly, Footnotes · 26,993,094 held after · footnotes F9, F11, F12, F13 and F15
- Line 10
- S (sale) · 89,700 Class A Common Stock at $126.60 · Sep 19, 2025 · disposed, indirectly, Footnotes · 26,903,394 held after · footnotes F4, F11, F12, F13 and F15
- Line 11
- S (sale) · 69,000 Class A Common Stock at $127.96 · Sep 19, 2025 · disposed, indirectly, Footnotes · 26,834,394 held after · footnotes F10, F11, F12, F13 and F15
- Line 12
- S (sale) · 6,900 Class A Common Stock at $128.66 · Sep 19, 2025 · disposed, indirectly, Footnotes · 26,827,494 held after · footnotes F11, F12, F13 and F15
- Line 13
- S (sale) · 4,581 Class A Common Stock at $121.90 · Sep 19, 2025 · disposed, indirectly, Footnotes · 4,411,950 held after · footnotes F7, F11, F12, F13 and F16
- Line 14
- S (sale) · 52,053 Class A Common Stock at $124.67 · Sep 19, 2025 · disposed, indirectly, Footnotes · 4,359,897 held after · footnotes F8, F11, F12, F13 and F16
- Line 15
- S (sale) · 246,392 Class A Common Stock at $125.30 · Sep 19, 2025 · disposed, indirectly, Footnotes · 4,113,505 held after · footnotes F9, F11, F12, F13 and F16
- Line 16
- S (sale) · 45,110 Class A Common Stock at $126.60 · Sep 19, 2025 · disposed, indirectly, Footnotes · 4,068,395 held after · footnotes F4, F11, F12, F13 and F16
- Line 17
- S (sale) · 34,703 Class A Common Stock at $127.96 · Sep 19, 2025 · disposed, indirectly, Footnotes · 4,033,692 held after · footnotes F10, F11, F12, F13 and F16
- Line 18
- S (sale) · 3,470 Class A Common Stock at $128.66 · Sep 19, 2025 · disposed, indirectly, Footnotes · 4,030,222 held after · footnotes F11, F12, F13 and F16
- Line 19
- S (sale) · 1,194 Class A Common Stock at $121.90 · Sep 19, 2025 · disposed, indirectly, Footnotes · 2,280,791 held after · footnotes F7, F11, F12, F13 and F17
- Line 20
- S (sale) · 13,572 Class A Common Stock at $124.67 · Sep 19, 2025 · disposed, indirectly, Footnotes · 2,267,219 held after · footnotes F8, F11, F12, F13 and F17
- Line 21
- S (sale) · 64,228 Class A Common Stock at $125.30 · Sep 19, 2025 · disposed, indirectly, Footnotes · 2,202,991 held after · footnotes F9, F11, F12, F13 and F17
- Line 22
- S (sale) · 11,765 Class A Common Stock at $126.60 · Sep 19, 2025 · disposed, indirectly, Footnotes · 2,191,226 held after · footnotes F4, F11, F12, F13 and F17
- Line 23
- S (sale) · 9,047 Class A Common Stock at $127.96 · Sep 19, 2025 · disposed, indirectly, Footnotes · 2,182,179 held after · footnotes F10, F11, F12, F13 and F17
- Line 24
- S (sale) · 905 Class A Common Stock at $128.66 · Sep 19, 2025 · disposed, indirectly, Footnotes · 2,181,274 held after · footnotes F11, F12, F13 and F17
- Line 25
- S (sale) · 123 Class A Common Stock at $121.90 · Sep 19, 2025 · disposed, indirectly, Footnotes · 373,933 held after · footnotes F7, F11, F12, F13 and F18
- Line 26
- S (sale) · 1,407 Class A Common Stock at $124.67 · Sep 19, 2025 · disposed, indirectly, Footnotes · 372,526 held after · footnotes F8, F11, F12, F13 and F18
- Line 27
- S (sale) · 6,642 Class A Common Stock at $125.30 · Sep 19, 2025 · disposed, indirectly, Footnotes · 365,884 held after · footnotes F9, F11, F12, F13 and F18
- Line 28
- S (sale) · 1,222 Class A Common Stock at $126.60 · Sep 19, 2025 · disposed, indirectly, Footnotes · 364,662 held after · footnotes F4, F11, F12, F13 and F18
- Line 29
- S (sale) · 937 Class A Common Stock at $127.96 · Sep 19, 2025 · disposed, indirectly, Footnotes · 363,725 held after · footnotes F10, F11, F12, F13 and F18
- Line 30
- S (sale) · 94 Class A Common Stock at $128.66 · Sep 19, 2025 · disposed, indirectly, Footnotes · 363,631 held after · footnotes F11, F12, F13 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 $121.78 to $122.09, inclusive. The reporting person undertakes to provide to CoreWeave, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 2, 3, 4, 5, 6, 7, 8, 9 and 10.
- Footnote F2
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $123.93 to $124.91, 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 $124.95 to $125.86, 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 $126.00 to $126.98, 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 $127.58 to $128.47, 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 $128.66 to $129.18, inclusive.
- Footnote F7
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $121.78 to $122.03, inclusive.
- Footnote F8
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $124.00 to $124.95, inclusive.
- Footnote F9
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $125.00 to $125.76, inclusive.
- Footnote F10
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $127.58 to $128.30, inclusive.
- Footnote F11
- Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP, Magnetar Capital Master Fund, Ltd and Longhorn Special Opportunities Fund LP and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").
- Footnote F12
- 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 F13
- 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 F14
- These securities are held directly by CW Opportunity 2 LP.
- Footnote F15
- These securities are held directly by CW Opportunity LLC.
- Footnote F16
- These securities are held directly by Longhorn Special Opportunities Fund LP.
- Footnote F17
- These securities are held directly by Magnetar Alpha Star Fund LLC.
- Footnote F18
- These securities are held directly by Magnetar Capital Master Fund, Ltd.
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
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- Layoffs, 12 months
- No WARN notices in the US states we read
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