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FilingsForm 4

Magnetar funds sold 734,110 CoreWeave shares for $97.21 million on Sep 22, 2025

From the public record1 min read

Published Filed
Value$97.21 million, held indirectly
Shares734,110, held indirectly
Average price$132.42
FiledSep 22

Written by Claude Sonnet 5.5, an AI model, from public records. Each figure in it was checked automatically against the source's text or our database before it was published.

Magnetar funds sold 734,110 CoreWeave shares for $97.21 million on Sep 22, 2025, at an average of $132.42 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, 2025.12345678910

How each figure was checked10 facts
  1. shares sold, all sale lines of the form734,110Our database
  2. value of the sales$97.21 millionOur database
  3. date of the salesSep 22, 2025Our database
  4. average price per share$132.42Our database
  5. Magnetar Financial advises the funds (footnote)Footnotes of the Form 4 filed Sep 22, 2025 ↗
  6. a footnote names the fund that holds the shares directlyFootnotes of the Form 4 filed Sep 22, 2025 ↗
  7. a second footnote names another fund that holds shares directlyFootnotes of the Form 4 filed Sep 22, 2025 ↗
  8. 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)Our database
  9. how the sold shares are held15 sale lines held indirectly (Footnotes)Our database
  10. filing dateSep 22, 2025Our database

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The record

Issuer
CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
Form
4
Accession
0001104659-25-092253
Filed
Sep 22, 2025
Period of report
Sep 22, 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) · 18,827 Class A Common Stock at $132.29 · Sep 22, 2025 · disposed, indirectly, Footnotes · 6,635,477 held after · footnotes F1, F4, F5, F6 and F7
Line 2
S (sale) · 28,732 Class A Common Stock at $132.50 · Sep 22, 2025 · disposed, indirectly, Footnotes · 6,606,745 held after · footnotes F2, F4, F5, F6 and F7
Line 3
S (sale) · 500 Class A Common Stock at $133.95 · Sep 22, 2025 · disposed, indirectly, Footnotes · 6,606,245 held after · footnotes F4, F5, F6 and F7
Line 4
S (sale) · 600 Class A Common Stock at $135.88 · Sep 22, 2025 · disposed, indirectly, Footnotes · 6,605,645 held after · footnotes F4, F5, F6 and F7
Line 5
S (sale) · 201,417 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 26,626,077 held after · footnotes F3, F4, F5, F6 and F8
Line 6
S (sale) · 101,300 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 3,928,922 held after · footnotes F3, F4, F5, F6 and F9
Line 7
S (sale) · 26,407 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 2,154,867 held after · footnotes F3, F4, F5, F6 and F10
Line 8
S (sale) · 2,731 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 360,900 held after · footnotes F3, F4, F5, F6 and F11
Line 9
S (sale) · 58,868 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 6,324,154 held after · footnotes F3, F4, F5, F6 and F12
Line 10
S (sale) · 80,815 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 8,013,118 held after · footnotes F3, F4, F5, F6 and F13
Line 11
S (sale) · 22,890 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 1,689,750 held after · footnotes F3, F4, F5, F6 and F14
Line 12
S (sale) · 86,170 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 10,483,179 held after · footnotes F3, F4, F5, F6 and F15
Line 13
S (sale) · 53,107 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 4,348,523 held after · footnotes F3, F4, F5, F6 and F16
Line 14
S (sale) · 42,781 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 3,903,726 held after · footnotes F3, F4, F5, F6 and F17
Line 15
S (sale) · 8,965 Class A Common Stock at $132.42 · Sep 22, 2025 · disposed, indirectly, Footnotes · 1,055,194 held after · footnotes F3, F4, F5, F6 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 $131.39 to $132.33, 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 $132.48 to $133.31, 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 $132.33 to $132.48, inclusive.
Footnote F4
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 Longhorn Fund LP, 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, 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 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 CW Opportunity 2 LP.
Footnote F8
These securities are held directly by CW Opportunity LLC.
Footnote F9
These securities are held directly by Longhorn Special Opportunities Fund LP.
Footnote F10
These securities are held directly by Magnetar Alpha Star Fund LLC.
Footnote F11
These securities are held directly by Magnetar Capital Master Fund, Ltd.
Footnote F12
These securities are held directly by Magnetar Constellation Master Fund, Ltd.
Footnote F13
These securities are held directly by Magnetar Lake Credit Fund LLC.
Footnote F14
These securities are held directly by Magnetar SC Fund Ltd.
Footnote F15
These securities are held directly by Magnetar Structured Credit Fund, LP.
Footnote F16
These securities are held directly by Magnetar Xing He Master Fund Ltd.
Footnote F17
These securities are held directly by Purpose Alternative Credit Fund - F LLC.
Footnote F18
These securities are held directly by Purpose Alternative Credit Fund - T LLC.
Footnote F19
These securities are held directly by Magnetar Longhorn Fund LP.
Open the source ↗

Insider purchases and sales of CoreWeave shares, since Aug 29, 2025

Total$1.58 billion sold
Magnetar Financial LLC · sold, held indirectly$1.15 billion
Brannin McBee · sold, held indirectly$116.55 million
Jack Cogen · sold, held indirectly$105.3 million
Brannin McBee · sold$77.7 million
Brian Venturo · sold, held indirectly$62.48 million
Kristen McVeety · sold$29.68 million
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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

Source: SEC EDGAR XBRL financial data · filed Aug 12, 2026

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Sources

  1. SEC EDGAR, Form 4 filed Sep 22, 2025
  2. How we collect our data
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