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FilingsForm 4

Magnetar funds sold 185,627 CoreWeave shares for $25.32 million on Sep 25, 2025

From the public record1 min read

Published Filed
Value$25.32 million, held indirectly
Shares185,627, held indirectly
Average price$136.38
FiledSep 26

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 185,627 CoreWeave shares for $25.32 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 Magnetar Xing He Master Fund Ltd and Purpose Alternative Credit Fund - F LLC. The Form 4 was filed with the SEC on Sep 26, 2025.12345678910

How each figure was checked10 facts
  1. shares sold, all sale lines of the form185,627Our database
  2. value of the sales$25.32 millionOur database
  3. date of the salesSep 25, 2025Our database
  4. average price per share$136.38Our database
  5. Magnetar Financial advises the funds (footnote)Footnotes of the Form 4 filed Sep 26, 2025 ↗
  6. a footnote names the fund that holds the shares directlyFootnotes of the Form 4 filed Sep 26, 2025 ↗
  7. a second footnote names another fund that holds shares directlyFootnotes of the Form 4 filed Sep 26, 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 held9 sale lines held indirectly (Footnotes)Our database
  10. filing dateSep 26, 2025Our database

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The record

Issuer
CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
Form
4
Accession
0001104659-25-093993
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) · 70,370 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 4,278,153 held after · footnotes F1, F3, F4, F5 and F6
Line 2
S (sale) · 16,374 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 4,261,779 held after · footnotes F2, F3, F4, F5 and F6
Line 3
S (sale) · 7,278 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 4,254,501 held after · footnotes F3, F4, F5 and F6
Line 4
S (sale) · 56,686 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 3,847,040 held after · footnotes F1, F3, F4, F5 and F7
Line 5
S (sale) · 13,190 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 3,833,850 held after · footnotes F2, F3, F4, F5 and F7
Line 6
S (sale) · 5,862 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 3,827,988 held after · footnotes F3, F4, F5 and F7
Line 7
S (sale) · 11,876 Class A Common Stock at $136.03 · Sep 25, 2025 · disposed, indirectly, Footnotes · 1,043,318 held after · footnotes F1, F3, F4, F5 and F8
Line 8
S (sale) · 2,763 Class A Common Stock at $137.17 · Sep 25, 2025 · disposed, indirectly, Footnotes · 1,040,555 held after · footnotes F2, F3, F4, F5 and F8
Line 9
S (sale) · 1,228 Class A Common Stock at $138.00 · Sep 25, 2025 · disposed, indirectly, Footnotes · 1,039,327 held after · footnotes F3, F4, F5 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 $135.94 to $136.50, 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 in 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 $137.00 to $137.50, inclusive.
Footnote F3
Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Longhorn Fund LP, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T 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 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 Magnetar Xing He Master Fund Ltd.
Footnote F7
These securities are held directly by Purpose Alternative Credit Fund - F LLC.
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.
Open the source ↗

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

Total$1.86 billion sold
Magnetar Financial LLC · sold, held indirectly$1.33 billion
Brannin McBee · sold, held indirectly$165.99 million
Brannin McBee · sold$110.66 million
Jack Cogen · sold, held indirectly$105.3 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 26, 2025
  2. How we collect our data
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