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FilingsForm 4

Magnetar funds sold 176,512 CoreWeave shares for $21.29 million on Sep 18, 2025

From the public record1 min read

Published Filed
Value$21.29 million, held indirectly
Shares176,512, held indirectly
Average price$120.62
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 176,512 CoreWeave shares for $21.29 million on Sep 18, 2025, at an average of $120.62 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 22, 2025.12345678910

How each figure was checked10 facts
  1. shares sold, all sale lines of the form176,512Our database
  2. value of the sales$21.29 millionOur database
  3. date of the salesSep 18, 2025Our database
  4. average price per share$120.62Our 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 held9 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
0001104659-25-092236
Filed
Sep 22, 2025
Period of report
Sep 18, 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) · 69,383 Class A Common Stock at $120.38 · Sep 18, 2025 · disposed, indirectly, Footnotes · 4,624,172 held after · footnotes F1, F4, F5, F6 and F7
Line 2
S (sale) · 17,978 Class A Common Stock at $121.31 · Sep 18, 2025 · disposed, indirectly, Footnotes · 4,606,194 held after · footnotes F2, F4, F5, F6 and F7
Line 3
S (sale) · 2,042 Class A Common Stock at $122.71 · Sep 18, 2025 · disposed, indirectly, Footnotes · 4,604,152 held after · footnotes F3, F4, F5, F6 and F7
Line 4
S (sale) · 55,893 Class A Common Stock at $120.38 · Sep 18, 2025 · disposed, indirectly, Footnotes · 4,125,793 held after · footnotes F1, F4, F5, F6 and F8
Line 5
S (sale) · 14,489 Class A Common Stock at $121.31 · Sep 18, 2025 · disposed, indirectly, Footnotes · 4,111,304 held after · footnotes F2, F4, F5, F6 and F8
Line 6
S (sale) · 1,639 Class A Common Stock at $122.71 · Sep 18, 2025 · disposed, indirectly, Footnotes · 4,109,665 held after · footnotes F3, F4, F5, F6 and F8
Line 7
S (sale) · 11,711 Class A Common Stock at $120.38 · Sep 18, 2025 · disposed, indirectly, Footnotes · 1,101,714 held after · footnotes F1, F4, F5, F6 and F9
Line 8
S (sale) · 3,030 Class A Common Stock at $121.31 · Sep 18, 2025 · disposed, indirectly, Footnotes · 1,098,684 held after · footnotes F2, F4, F5, F6 and F9
Line 9
S (sale) · 347 Class A Common Stock at $122.71 · Sep 18, 2025 · disposed, indirectly, Footnotes · 1,098,337 held after · footnotes F3, F4, F5, F6 and F9
Footnote F1
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $120.06 to $121.03, 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 $121.10 to $121.68, 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 $122.40 to $123.06, inclusive.
Footnote F4
Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T 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 Magnetar Xing He Master Fund Ltd.
Footnote F8
These securities are held directly by Purpose Alternative Credit Fund - F LLC.
Footnote F9
These securities are held directly by Purpose Alternative Credit Fund - T LLC.
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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Layoffs, 12 months
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Sources

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