Postgame
FilingsForm 4

Form 4 for Magnetar Financial LLC reported $61.66 million of CoreWeave shares sold on Oct 10, 2025

From the public record1 min read

Published Filed
Value$61.66 million, held indirectly
Shares414,547, held indirectly
Average price$148.74
FiledOct 14

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.

A Form 4 (the form an insider files when trading a company's shares) listing Magnetar Financial LLC first, as an owner of more than 10% of CoreWeave's shares, reported the sale of 414,547 shares on Oct 10, 2025, for $61.66 million at an average of $148.74 a share. The form also named Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman as reporting owners, listed the shares as held indirectly, and said in its footnotes that funds held them directly, among them CW Opportunity 2 LP and CW Opportunity LLC. The source is the Form 4 filed with the SEC on Oct 14, 2025.12345678910111213

How each figure was checked13 facts
  1. the reporting owner the form lists firstMagnetar Financial LLCOur database
  2. the owner's relationship to the companyowner of more than 10% of the sharesOur database
  3. the side of the tradesaleOur database
  4. shares sold414,547Our database
  5. first day of the tradesOct 10, 2025Our database
  6. last day of the tradesOct 10, 2025Our database
  7. value of the sale$61.66 millionOur database
  8. average price per share$148.74Our database
  9. every reporting owner of the formMagnetar 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
  10. how the sold shares are held29 sale lines held indirectly (Footnotes)Our database
  11. a footnote naming a holder of the sharesheld directly by CW Opportunity 2 LPFootnotes of the Form 4 filed Oct 14, 2025 ↗
  12. a second footnote naming a holder of the sharesheld directly by CW Opportunity LLCFootnotes of the Form 4 filed Oct 14, 2025 ↗
  13. the day the form was filedOct 14, 2025Our database

Sign in to keep your place.

The record

Issuer
CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
Form
4
Accession
0001104659-25-098847
Filed
Oct 14, 2025
Period of report
Oct 10, 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) · 80 Class A Common Stock at $142.02 · Oct 10, 2025 · disposed, indirectly, Footnotes · 6,081,533 held after · footnotes F11, F12, F13 and F14
Line 2
S (sale) · 6,230 Class A Common Stock at $144.39 · Oct 10, 2025 · disposed, indirectly, Footnotes · 6,075,303 held after · footnotes F1, F11, F12, F13 and F14
Line 3
S (sale) · 491 Class A Common Stock at $145.90 · Oct 10, 2025 · disposed, indirectly, Footnotes · 6,074,812 held after · footnotes F2, F11, F12, F13 and F14
Line 4
S (sale) · 588 Class A Common Stock at $146.61 · Oct 10, 2025 · disposed, indirectly, Footnotes · 6,074,224 held after · footnotes F3, F11, F12, F13 and F14
Line 5
S (sale) · 136 Class A Common Stock at $147.84 · Oct 10, 2025 · disposed, indirectly, Footnotes · 6,074,088 held after · footnotes F4, F11, F12, F13 and F14
Line 6
S (sale) · 38,694 Class A Common Stock at $148.50 · Oct 10, 2025 · disposed, indirectly, Footnotes · 6,035,394 held after · footnotes F5, F11, F12, F13 and F14
Line 7
S (sale) · 5,610 Class A Common Stock at $150.30 · Oct 10, 2025 · disposed, indirectly, Footnotes · 6,029,784 held after · footnotes F6, F11, F12, F13 and F14
Line 8
S (sale) · 3,994 Class A Common Stock at $151.29 · Oct 10, 2025 · disposed, indirectly, Footnotes · 6,025,790 held after · footnotes F7, F11, F12, F13 and F14
Line 9
S (sale) · 3,567 Class A Common Stock at $144.55 · Oct 10, 2025 · disposed, indirectly, Footnotes · 24,482,888 held after · footnotes F8, F11, F12, F13 and F15
Line 10
S (sale) · 1,650 Class A Common Stock at $145.87 · Oct 10, 2025 · disposed, indirectly, Footnotes · 24,481,238 held after · footnotes F2, F11, F12, F13 and F15
Line 11
S (sale) · 2,204 Class A Common Stock at $146.65 · Oct 10, 2025 · disposed, indirectly, Footnotes · 24,479,034 held after · footnotes F3, F11, F12, F13 and F15
Line 12
S (sale) · 275 Class A Common Stock at $147.40 · Oct 10, 2025 · disposed, indirectly, Footnotes · 24,478,759 held after · footnotes F11, F12, F13 and F15
Line 13
S (sale) · 173,192 Class A Common Stock at $148.50 · Oct 10, 2025 · disposed, indirectly, Footnotes · 24,305,567 held after · footnotes F5, F11, F12, F13 and F15
Line 14
S (sale) · 22,078 Class A Common Stock at $150.36 · Oct 10, 2025 · disposed, indirectly, Footnotes · 24,283,489 held after · footnotes F9, F11, F12, F13 and F15
Line 15
S (sale) · 16,560 Class A Common Stock at $151.31 · Oct 10, 2025 · disposed, indirectly, Footnotes · 24,266,929 held after · footnotes F10, F11, F12, F13 and F15
Line 16
S (sale) · 1,801 Class A Common Stock at $144.55 · Oct 10, 2025 · disposed, indirectly, Footnotes · 2,851,037 held after · footnotes F8, F11, F12, F13 and F16
Line 17
S (sale) · 834 Class A Common Stock at $145.87 · Oct 10, 2025 · disposed, indirectly, Footnotes · 2,850,203 held after · footnotes F2, F11, F12, F13 and F16
Line 18
S (sale) · 1,112 Class A Common Stock at $146.65 · Oct 10, 2025 · disposed, indirectly, Footnotes · 2,849,091 held after · footnotes F3, F11, F12, F13 and F16
Line 19
S (sale) · 139 Class A Common Stock at $147.40 · Oct 10, 2025 · disposed, indirectly, Footnotes · 2,848,952 held after · footnotes F11, F12, F13 and F16
Line 20
S (sale) · 87,103 Class A Common Stock at $148.50 · Oct 10, 2025 · disposed, indirectly, Footnotes · 2,761,849 held after · footnotes F5, F11, F12, F13 and F16
Line 21
S (sale) · 11,104 Class A Common Stock at $150.36 · Oct 10, 2025 · disposed, indirectly, Footnotes · 2,750,745 held after · footnotes F9, F11, F12, F13 and F16
Line 22
S (sale) · 8,329 Class A Common Stock at $151.31 · Oct 10, 2025 · disposed, indirectly, Footnotes · 2,742,416 held after · footnotes F10, F11, F12, F13 and F16
Line 23
S (sale) · 461 Class A Common Stock at $144.55 · Oct 10, 2025 · disposed, indirectly, Footnotes · 1,873,898 held after · footnotes F8, F11, F12, F13 and F17
Line 24
S (sale) · 216 Class A Common Stock at $145.87 · Oct 10, 2025 · disposed, indirectly, Footnotes · 1,873,682 held after · footnotes F2, F11, F12, F13 and F17
Line 25
S (sale) · 288 Class A Common Stock at $146.65 · Oct 10, 2025 · disposed, indirectly, Footnotes · 1,873,394 held after · footnotes F3, F11, F12, F13 and F17
Line 26
S (sale) · 36 Class A Common Stock at $147.40 · Oct 10, 2025 · disposed, indirectly, Footnotes · 1,873,358 held after · footnotes F11, F12, F13 and F17
Line 27
S (sale) · 22,709 Class A Common Stock at $148.50 · Oct 10, 2025 · disposed, indirectly, Footnotes · 1,850,649 held after · footnotes F5, F11, F12, F13 and F17
Line 28
S (sale) · 2,895 Class A Common Stock at $150.36 · Oct 10, 2025 · disposed, indirectly, Footnotes · 1,847,754 held after · footnotes F9, F11, F12, F13 and F17
Line 29
S (sale) · 2,171 Class A Common Stock at $151.31 · Oct 10, 2025 · disposed, indirectly, Footnotes · 1,845,583 held after · footnotes F10, F11, F12, F13 and F17
Footnote F1
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $144.22 to $145.19, 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, 3, 4, 5, 6, 7, 8, 9 and 10.
Footnote F2
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $145.35 to $146.30, 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 $146.39 to $146.85, inclusive.
Footnote F4
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $147.40 to $148.19, inclusive.
Footnote F5
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $148.41 to $149.40, inclusive.
Footnote F6
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $149.65 to $150.60, inclusive.
Footnote F7
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $151.10 to $151.35, inclusive.
Footnote F8
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $144.22 to $144.96, inclusive.
Footnote F9
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $149.82 to $150.60, inclusive.
Footnote F10
The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $151.30 to $151.35, inclusive.
Footnote F11
Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, CW Opportunity 2 LP and Longhorn Special Opportunities Fund LP, and the manager of Magnetar Alpha Star Fund LLC (collectively, the "Magnetar Funds").
Footnote F12
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 administrative manager of Supernova Management is David J. Snyderman, a citizen of the United States of America.
Footnote F13
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 F14
These securities are held directly by CW Opportunity 2 LP.
Footnote F15
These securities are held directly by CW Opportunity LLC.
Footnote F16
These securities are held directly by Longhorn Special Opportunities Fund LP.
Footnote F17
These securities are held directly by Magnetar Alpha Star Fund LLC.
Open the source ↗

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

Total$3.02 billion sold
Magnetar Financial LLC · sold, held indirectly$2.36 billion
Brannin McBee · sold, held indirectly$186.7 million
Brannin McBee · sold$132.54 million
Jack Cogen · sold, held indirectly$105.3 million
Brian Venturo · sold, held indirectly$104.61 million
Michael Intrator · sold$34.69 million
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

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

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

Sources

  1. SEC EDGAR, Form 4 filed Oct 14, 2025
  2. How we collect our data
CoreWeave

Keep reading