FilingsForm 4

Magnetar Financial LLC reported selling 80,820 CoreWeave shares for $8.27 million on Aug 29, 2025

From the public record1 min read

Published Oct 27, 2026 · 23:21 UTCFiled Sep 2, 2025

Value$8.27 million, held indirectly

Shares80,820, held indirectly

Average price$102.38

FiledSep 2

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 Financial LLC, listed as an owner of more than 10% of CoreWeave's shares, reported selling 80,820 shares for $8.27 million on Aug 29, 2025, at an average of $102.38 a share. The Form 4, the form an insider files when trading a company's shares, listed the shares as held indirectly; its footnotes said funds such as CW Opportunity 2 LP, to which Magnetar Financial LLC was investment adviser, held them directly. The Form 4 was filed on Sep 2, 2025 and can be read on SEC EDGAR.1 2 3 4 5 6 7 8 9 10

How each figure was checked10 facts

ownerMagnetar Financial LLCOur database
relationshipowner of more than 10% of the sharesOur database
shares80,820Our database
value$8.27 millionOur database
first dateAug 29, 2025Our database
average price$102.38Our database
holding12 sale lines held indirectly (Footnotes)Our database
Magnetar Financial LLC is investment adviser to a fund named in the footnotesinvestment adviser to CW Opportunity 2 LPFootnotes of the Form 4 filed Sep 2, 2025 ↗
a fund holds shares of this form directlyheld directly by CW Opportunity 2 LPFootnotes of the Form 4 filed Sep 2, 2025 ↗
filed onSep 2, 2025Our database

The record

Issuer: CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
Form: 4
Accession: 0001104659-25-086583
Filed: Sep 2, 2025
Period of report: Aug 29, 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) · 21,382 Class A Common Stock at $102.36 · Aug 29, 2025 · disposed, indirectly, Footnotes · 7,178,233 held after · footnotes F1, F2, F3, F4 and F5
Line 2: S (sale) · 17,465 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 28,996,500 held after · footnotes F2, F3, F4 and F6
Line 3: S (sale) · 2,290 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 2,465,650 held after · footnotes F2, F3, F4 and F7
Line 4: S (sale) · 237 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 393,046 held after · footnotes F2, F3, F4 and F8
Line 5: S (sale) · 5,105 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 7,016,901 held after · footnotes F2, F3, F4 and F9
Line 6: S (sale) · 7,008 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 8,964,186 held after · footnotes F2, F3, F4 and F10
Line 7: S (sale) · 8,784 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 9,906,349 held after · footnotes F2, F3, F4 and F11
Line 8: S (sale) · 1,985 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 1,959,115 held after · footnotes F2, F3, F4 and F12
Line 9: S (sale) · 7,472 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 11,497,293 held after · footnotes F2, F3, F4 and F13
Line 10: S (sale) · 4,605 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 4,973,520 held after · footnotes F2, F3, F4 and F14
Line 11: S (sale) · 3,709 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 4,407,215 held after · footnotes F2, F3, F4 and F15
Line 12: S (sale) · 778 Class A Common Stock at $102.39 · Aug 29, 2025 · disposed, indirectly, Footnotes · 1,160,677 held after · footnotes F2, F3, F4 and F16
Footnote F1: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $102.09 to $102.39, 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.
Footnote F2: 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 F3: 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 F4: 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 F5: These securities are held directly by CW Opportunity 2 LP.
Footnote F6: These securities are held directly by CW Opportunity LLC.
Footnote F7: These securities are held directly by Magnetar Alpha Star Fund LLC.
Footnote F8: These securities are held directly by Magnetar Capital Master Fund, Ltd.
Footnote F9: These securities are held directly by Magnetar Constellation Master Fund, Ltd.
Footnote F10: These securities are held directly by Magnetar Lake Credit Fund LLC.
Footnote F11: These securities are held directly by Magnetar Longhorn Fund LP.
Footnote F12: These securities are held directly by Magnetar SC Fund Ltd.
Footnote F13: These securities are held directly by Magnetar Structured Credit Fund, LP.
Footnote F14: These securities are held directly by Magnetar Xing He Master Fund Ltd.
Footnote F15: These securities are held directly by Purpose Alternative Credit Fund - F LLC.
Footnote F16: These securities are held directly by Purpose Alternative Credit Fund - T LLC.
Footnote F17: These securities are held directly by Longhorn Special Opportunities Fund LP.