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FilingsForm 4

$50.17 million of CoreWeave shares held by Magnetar funds were sold on Apr 15, 2026

From the public record1 min read

Published Filed
Value$50.17 million, held indirectly
Shares422,762, held indirectly
Average price$118.67
FiledApr 17

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 the company's shares, showed 422,762 CoreWeave shares sold on Apr 15, 2026, for $50.17 million at an average $118.67 a share. Its footnotes said Magnetar funds held the shares directly, among them Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC and Purpose Alternative Credit Fund - T LLC, each advised by Magnetar Financial LLC. The form named Magnetar Financial LLC, an owner of more than 10% of CoreWeave's shares, as its first reporting owner and marked no transaction as made under a Rule 10b5-1 plan, a trading plan set up in advance. The source is the form, filed with the SEC on Apr 17, 2026 and published on the SEC's EDGAR site.1234567891011121314

How each figure was checked14 facts
  1. the side of the tradesaleOur database
  2. the shares of the sale lines422,762Our database
  3. the first trade dateApr 15, 2026Our database
  4. the value of the sale lines$50.17 millionOur database
  5. the average price of the sale lines$118.67Our database
  6. what the form calls the funds it namesMagnetar FundsFootnotes of the Form 4 filed Apr 17, 2026 ↗
  7. the fund that held the shares of some sale lines directlyMagnetar Xing He Master Fund LtdFootnotes of the Form 4 filed Apr 17, 2026 ↗
  8. the fund that held the shares of some sale lines directlyPurpose Alternative Credit Fund - F LLCFootnotes of the Form 4 filed Apr 17, 2026 ↗
  9. the fund that held the shares of some sale lines directlyPurpose Alternative Credit Fund - T LLCFootnotes of the Form 4 filed Apr 17, 2026 ↗
  10. Magnetar Financial advises these fundsMagnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, Purpose Alternative Credit Fund - T LLCFootnotes of the Form 4 filed Apr 17, 2026 ↗
  11. the first reporting ownerMagnetar Financial LLCOur database
  12. the owner's relationship to the companyowner of more than 10% of the sharesOur database
  13. the Rule 10b5-1 checkboxnot ticked: the filing marks no transaction on the form as made under a Rule 10b5-1 planOur database
  14. the day the form was filedApr 17, 2026Our database

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The record

Issuer
CoreWeave (CIK 1769628, filed as CoreWeave, Inc.)
Form
4
Accession
0001104659-26-045066
Filed
Apr 17, 2026
Period of report
Apr 15, 2026
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) · 12,382 Class A Common Stock at $117.79 · Apr 15, 2026 · disposed, indirectly, Footnotes · 3,142,801 held after · footnotes F1, F4, F5, F6 and F7
Line 2
S (sale) · 161,969 Class A Common Stock at $118.57 · Apr 15, 2026 · disposed, indirectly, Footnotes · 2,980,832 held after · footnotes F2, F4, F5, F6 and F7
Line 3
S (sale) · 39,783 Class A Common Stock at $119.34 · Apr 15, 2026 · disposed, indirectly, Footnotes · 2,941,049 held after · footnotes F3, F4, F5, F6 and F7
Line 4
S (sale) · 9,974 Class A Common Stock at $117.79 · Apr 15, 2026 · disposed, indirectly, Footnotes · 2,983,796 held after · footnotes F1, F4, F5, F6 and F8
Line 5
S (sale) · 130,474 Class A Common Stock at $118.57 · Apr 15, 2026 · disposed, indirectly, Footnotes · 2,853,322 held after · footnotes F2, F4, F5, F6 and F8
Line 6
S (sale) · 32,049 Class A Common Stock at $119.34 · Apr 15, 2026 · disposed, indirectly, Footnotes · 2,821,273 held after · footnotes F3, F4, F5, F6 and F8
Line 7
S (sale) · 2,087 Class A Common Stock at $117.79 · Apr 15, 2026 · disposed, indirectly, Footnotes · 859,938 held after · footnotes F1, F4, F5, F6 and F9
Line 8
S (sale) · 27,329 Class A Common Stock at $118.57 · Apr 15, 2026 · disposed, indirectly, Footnotes · 832,609 held after · footnotes F2, F4, F5, F6 and F9
Line 9
S (sale) · 6,715 Class A Common Stock at $119.34 · Apr 15, 2026 · disposed, indirectly, Footnotes · 825,894 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 $117.06 to $118.00, 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 $118.20 to $119.11, 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 $119.20 to $119.50, 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, Purpose Alternative Credit Fund - T LLC and Longhorn Special Opportunities Fund LP (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 administrative 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.
Footnote F10
These securities are held directly by Longhorn Special Opportunities Fund LP.
Open the source ↗

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

Total$5.84 billion sold
Magnetar Financial LLC · sold, held indirectly$4.04 billion
Brian Venturo · sold, held indirectly$736.64 million
Brannin McBee · sold$312.41 million
Brannin McBee · sold, held indirectly$286.29 million
Michael Intrator · sold$130.61 million
Michael Intrator · sold, held indirectly$109.82 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 Apr 17, 2026
  2. How we collect our data
CoreWeave

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