FilingsForm 4
286,323 CoreWeave shares sold for $39.26 million on Oct 1, 2025, Magnetar Financial LLC reported
Value$39.26 million, held indirectly
Shares286,323, held indirectly
Average price$137.11
FiledOct 2
In a Form 4, the form an insider files when trading a company's shares, Magnetar Financial LLC, an owner of more than 10% of CoreWeave's shares, reported the sale of 286,323 shares on Oct 1, 2025 at an average price of $137.11, for $39.26 million in all. The form lists the shares as held indirectly: its footnotes name Magnetar funds as their direct holders and describe Magnetar Financial as the investment adviser, general partner or manager of those funds. The form, filed with the SEC on Oct 2, 2025, can be read on the agency's EDGAR site.1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24
How each figure was checked
- the reporting owner as the form names itMagnetar Financial LLC
- the owner's relationship to the companyowner of more than 10% of the shares
- the side of the tradesale
- shares sold286,323
- average price per share$137.11
- value of the sale$39.26 million
- the day of the saleOct 1, 2025
- how the shares were held12 sale lines held indirectly (Footnotes)
- footnote naming a direct holder of the sharesheld directly by CW Opportunity 2 LPFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by CW Opportunity LLCFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Longhorn Special Opportunities Fund LPFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Magnetar Alpha Star Fund LLCFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Magnetar Capital Master Fund, LtdFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Magnetar Constellation Master Fund, LtdFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Magnetar Lake Credit Fund LLCFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Magnetar SC Fund LtdFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Magnetar Structured Credit Fund, LPFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Magnetar Xing He Master Fund LtdFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Purpose Alternative Credit Fund - F LLCFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote naming a direct holder of the sharesheld directly by Purpose Alternative Credit Fund - T LLCFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote on Magnetar Financial and the fundsinvestment adviser to the fundsFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote on Magnetar Financial and the fundsgeneral partner or manager of the fundsFootnotes of the Form 4 filed Oct 2, 2025 ↗
- footnote defining the funds it names as the Magnetar Fundsthe funds the footnote names are collectively the Magnetar FundsFootnotes of the Form 4 filed Oct 2, 2025 ↗
- the day the form was filedOct 2, 2025
Sign in to keep your place.
The record
- Issuer
- CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
- Form
- 4
- Accession
- 0001104659-25-096276
- Filed
- Oct 2, 2025
- Period of report
- Oct 1, 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) · 21,311 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 6,404,657 held after · footnotes F1, F2, F3, F4 and F5
- Line 2
- S (sale) · 77,873 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 25,803,639 held after · footnotes F1, F2, F3, F4 and F6
- Line 3
- S (sale) · 39,164 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 3,515,280 held after · footnotes F1, F2, F3, F4 and F7
- Line 4
- S (sale) · 10,212 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 2,047,028 held after · footnotes F1, F2, F3, F4 and F8
- Line 5
- S (sale) · 1,059 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 349,760 held after · footnotes F1, F2, F3, F4 and F9
- Line 6
- S (sale) · 22,757 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 6,083,776 held after · footnotes F1, F2, F3, F4 and F10
- Line 7
- S (sale) · 31,247 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 7,683,109 held after · footnotes F1, F2, F3, F4 and F11
- Line 8
- S (sale) · 8,849 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 1,596,291 held after · footnotes F1, F2, F3, F4 and F12
- Line 9
- S (sale) · 33,316 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 10,131,312 held after · footnotes F1, F2, F3, F4 and F13
- Line 10
- S (sale) · 20,532 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 4,131,666 held after · footnotes F1, F2, F3, F4 and F14
- Line 11
- S (sale) · 16,537 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 3,729,029 held after · footnotes F1, F2, F3, F4 and F15
- Line 12
- S (sale) · 3,466 Class A Common Stock at $137.11 · Oct 1, 2025 · disposed, indirectly, Footnotes · 1,018,592 held after · footnotes F1, 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 $137.00 to $137.27, 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 Longhorn Special Opportunities Fund LP.
- 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 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 Magnetar Longhorn Fund LP.
Insider purchases and sales of CoreWeave shares, since Aug 29, 2025
New to this? Learn it in 4 minReading a Form 4
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
More on CoreWeave
Get an alert when CoreWeave has an insider trade reported to the SEC.
Follow CoreWeave