FilingsForm 4
$166.17 million of CoreWeave shares held by Magnetar funds were sold on Apr 16, 2026
Value$166.17 million, held indirectly
Shares1,404,667, held indirectly
Average price$118.30
FiledApr 17
A Form 4, the form an insider files when trading the company's shares, showed 1,404,667 CoreWeave shares sold on Apr 16, 2026, for $166.17 million at an average $118.30 a share. Its footnotes said Magnetar funds held the shares directly, among them CW Opportunity 2 LP, CW Opportunity LLC and Magnetar Capital Master Fund, Ltd, each advised by Magnetar Financial LLC. The form named Magnetar Financial LLC, an owner of more than 10% of CoreWeave's shares, as its first reporting owner and marked no transaction as made under a Rule 10b5-1 plan, a trading plan set up in advance. The source is the form, filed with the SEC on Apr 17, 2026 and published on the SEC's EDGAR site.1,2,3,4,5,6,7,8,9,10,11,12,13,14
How each figure was checked
- the side of the tradesale
- the shares of the sale lines1,404,667
- the first trade dateApr 16, 2026
- the value of the sale lines$166.17 million
- the average price of the sale lines$118.3
- what the form calls the funds it namesMagnetar FundsFootnotes of the Form 4 filed Apr 17, 2026 ↗
- the fund that held the shares of some sale lines directlyCW Opportunity 2 LPFootnotes of the Form 4 filed Apr 17, 2026 ↗
- the fund that held the shares of some sale lines directlyCW Opportunity LLCFootnotes of the Form 4 filed Apr 17, 2026 ↗
- the fund that held the shares of some sale lines directlyMagnetar Capital Master Fund, LtdFootnotes of the Form 4 filed Apr 17, 2026 ↗
- Magnetar Financial advises these fundsCW Opportunity 2 LP, CW Opportunity LLC, Magnetar Capital Master Fund, LtdFootnotes of the Form 4 filed Apr 17, 2026 ↗
- the first reporting ownerMagnetar Financial LLC
- the owner's relationship to the companyowner of more than 10% of the shares
- the Rule 10b5-1 checkboxnot ticked: the filing marks no transaction on the form as made under a Rule 10b5-1 plan
- the day the form was filedApr 17, 2026
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The record
- Issuer
- CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
- Form
- 4
- Accession
- 0001104659-26-045071
- Filed
- Apr 17, 2026
- Period of report
- Apr 16, 2026
- 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) · 109,438 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 5,129,942 held after · footnotes F1, F3, F4, F5 and F6
- Line 2
- S (sale) · 31,624 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 5,098,318 held after · footnotes F2, F3, F4, F5 and F6
- Line 3
- S (sale) · 870 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 5,097,448 held after · footnotes F3, F4, F5 and F6
- Line 4
- S (sale) · 337,783 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 20,950,288 held after · footnotes F1, F3, F4, F5 and F7
- Line 5
- S (sale) · 97,611 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 20,852,677 held after · footnotes F2, F3, F4, F5 and F7
- Line 6
- S (sale) · 2,683 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 20,849,994 held after · footnotes F3, F4, F5 and F7
- Line 7
- S (sale) · 44,285 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 1,410,729 held after · footnotes F1, F3, F4, F5 and F8
- Line 8
- S (sale) · 12,797 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 1,397,932 held after · footnotes F2, F3, F4, F5 and F8
- Line 9
- S (sale) · 352 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 1,397,580 held after · footnotes F3, F4, F5 and F8
- Line 10
- S (sale) · 4,558 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 283,928 held after · footnotes F1, F3, F4, F5 and F9
- Line 11
- S (sale) · 1,322 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 282,606 held after · footnotes F2, F3, F4, F5 and F9
- Line 12
- S (sale) · 36 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 282,570 held after · footnotes F3, F4, F5 and F9
- Line 13
- S (sale) · 98,720 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 4,665,313 held after · footnotes F1, F3, F4, F5 and F10
- Line 14
- S (sale) · 28,526 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 4,636,787 held after · footnotes F2, F3, F4, F5 and F10
- Line 15
- S (sale) · 784 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 4,636,003 held after · footnotes F3, F4, F5 and F10
- Line 16
- S (sale) · 135,529 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 5,855,412 held after · footnotes F1, F3, F4, F5 and F11
- Line 17
- S (sale) · 39,163 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 5,816,249 held after · footnotes F2, F3, F4, F5 and F11
- Line 18
- S (sale) · 1,077 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 5,815,172 held after · footnotes F3, F4, F5 and F11
- Line 19
- S (sale) · 169,875 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 8,319,913 held after · footnotes F1, F3, F4, F5 and F12
- Line 20
- S (sale) · 49,090 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 8,270,823 held after · footnotes F2, F3, F4, F5 and F12
- Line 21
- S (sale) · 1,349 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 8,269,474 held after · footnotes F3, F4, F5 and F12
- Line 22
- S (sale) · 38,392 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 1,044,770 held after · footnotes F1, F3, F4, F5 and F13
- Line 23
- S (sale) · 11,091 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 1,033,679 held after · footnotes F2, F3, F4, F5 and F13
- Line 24
- S (sale) · 305 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 1,033,374 held after · footnotes F3, F4, F5 and F13
- Line 25
- S (sale) · 144,499 Class A Common Stock at $117.96 · Apr 16, 2026 · disposed, indirectly, Footnotes · 8,234,166 held after · footnotes F1, F3, F4, F5 and F14
- Line 26
- S (sale) · 41,760 Class A Common Stock at $119.42 · Apr 16, 2026 · disposed, indirectly, Footnotes · 8,192,406 held after · footnotes F2, F3, F4, F5 and F14
- Line 27
- S (sale) · 1,148 Class A Common Stock at $120.64 · Apr 16, 2026 · disposed, indirectly, Footnotes · 8,191,258 held after · footnotes F3, F4, F5 and F14
- Footnote F1
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $117.71 to $118.50, 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 footnote 2.
- Footnote F2
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $119.17 to $120.00, inclusive.
- Footnote F3
- Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, and Magnetar SC Fund Ltd, 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 F4
- 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 F5
- 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 F6
- These securities are held directly by CW Opportunity 2 LP.
- Footnote F7
- These securities are held directly by CW Opportunity LLC.
- Footnote F8
- These securities are held directly by Magnetar Alpha Star Fund LLC.
- Footnote F9
- These securities are held directly by Magnetar Capital Master Fund, Ltd.
- Footnote F10
- These securities are held directly by Magnetar Constellation Master Fund, Ltd.
- Footnote F11
- These securities are held directly by Magnetar Lake Credit Fund LLC.
- Footnote F12
- These securities are held directly by Magnetar Longhorn Fund LP.
- Footnote F13
- These securities are held directly by Magnetar SC Fund Ltd.
- Footnote F14
- 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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