Magnetar funds trim CoreWeave (CRWV) stake with 620,672-share open-market sale
Filing Impact
Filing Sentiment
Form Type
4
Rhea-AI Filing Summary
CoreWeave, Inc. large shareholder activity: On April 22, 2026, investment funds advised by Magnetar Financial LLC reported open-market sales totaling 620,672 shares of CoreWeave Class A Common Stock. The reported weighted average sale prices were within ranges from $118.00 to $124.75 per share.
The shares are held indirectly through multiple Magnetar-managed funds, including Magnetar Structured Credit Fund LP, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund – F LLC, Purpose Alternative Credit Fund – T LLC and Longhorn Special Opportunities Fund LP. Magnetar Financial, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman each disclaim beneficial ownership beyond any pecuniary interest.
Positive
- None.
Negative
- None.
Insider Trade Summary
Net Seller: 620,672 shares ($75,807,036)
Net Sell
29 txns
Insider
Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, Snyderman David J.
Role
null | null | null | null
Sold
620,672 shs ($75.81M)
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Sale | Class A Common Stock | 4,018 | $118.31 | $475K |
| Sale | Class A Common Stock | 17,219 | $119.48 | $2.06M |
| Sale | Class A Common Stock | 28,697 | $120.27 | $3.45M |
| Sale | Class A Common Stock | 5,739 | $121.00 | $694K |
| Sale | Class A Common Stock | 158,460 | $122.06 | $19.34M |
| Sale | Class A Common Stock | 47,637 | $124.00 | $5.91M |
| Sale | Class A Common Stock | 18,219 | $124.59 | $2.27M |
| Sale | Class A Common Stock | 2,476 | $118.31 | $293K |
| Sale | Class A Common Stock | 10,613 | $119.48 | $1.27M |
| Sale | Class A Common Stock | 17,687 | $120.27 | $2.13M |
| Sale | Class A Common Stock | 3,537 | $121.00 | $428K |
| Sale | Class A Common Stock | 97,658 | $122.06 | $11.92M |
| Sale | Class A Common Stock | 29,360 | $124.00 | $3.64M |
| Sale | Class A Common Stock | 11,230 | $124.59 | $1.40M |
| Sale | Class A Common Stock | 1,995 | $118.31 | $236K |
| Sale | Class A Common Stock | 8,549 | $119.48 | $1.02M |
| Sale | Class A Common Stock | 14,247 | $120.27 | $1.71M |
| Sale | Class A Common Stock | 2,849 | $121.00 | $345K |
| Sale | Class A Common Stock | 78,670 | $122.06 | $9.60M |
| Sale | Class A Common Stock | 23,650 | $124.00 | $2.93M |
| Sale | Class A Common Stock | 9,046 | $124.59 | $1.13M |
| Sale | Class A Common Stock | 418 | $118.31 | $49K |
| Sale | Class A Common Stock | 1,789 | $119.48 | $214K |
| Sale | Class A Common Stock | 2,983 | $120.27 | $359K |
| Sale | Class A Common Stock | 597 | $121.00 | $72K |
| Sale | Class A Common Stock | 16,483 | $122.06 | $2.01M |
| Sale | Class A Common Stock | 4,952 | $124.00 | $614K |
| Sale | Class A Common Stock | 1,894 | $124.59 | $236K |
| holding | Class A Common Stock | -- | -- | -- |
Holdings After Transaction:
Class A Common Stock — 8,090,054 shares (Indirect, Footnotes)
Footnotes (1)
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $118.00 to $118.50, 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, and 5. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $119.00 to $119.90, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $120.00 to $120.75, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $123.50 to $124.35, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $124.50 to $124.75, inclusive. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of Longhorn Special Opportunities Fund LP, Magnetar Xing He Master Fund Ltd, Purpose Alternative Credit Fund - F LLC, and Purpose Alternative Credit Fund - T LLC, and the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), (collectively, the "Magnetar Funds"). 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. 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. These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities. These securities are held directly by Magnetar Xing He Master Fund Ltd. These securities are held directly by Purpose Alternative Credit Fund - F LLC. These securities are held directly by Purpose Alternative Credit Fund - T LLC. These securities are held directly by Longhorn Special Opportunities Fund LP.
Key Figures
Shares sold: 620,672 shares
Price range (low): $118.00/share
Price range (high): $124.75/share
+2 more
5 metrics
Shares sold
620,672 shares
Open-market sales on April 22, 2026 by Magnetar-advised funds
Price range (low)
$118.00/share
Lower end of weighted-average price range disclosed in footnotes
Price range (high)
$124.75/share
Upper end of weighted-average price range disclosed in footnotes
Sell transactions
28 separate sales
Non-derivative open-market sales of Class A Common Stock
Net direction
Net sell of 620,672 shares
Form 4 transaction summary net-buy/sell direction
Key Terms
weighted average price, beneficial ownership, pecuniary interest, investment adviser, +1 more
5 terms
weighted average price financial
"The price reported in Column 4 is a weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
beneficial ownership regulatory
"disclaims beneficial ownership of these shares of Common Stock of the Issuer"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
pecuniary interest financial
"except to the extent of its or his pecuniary interest therein."
investment adviser financial
"Magnetar Financial LLC serves as the investment adviser to each of"
An investment adviser is a person or firm that professionally manages money and gives recommendations about buying, selling, or holding investments. Like a financial coach or guide, they have a legal duty to act in a client's best financial interest, so their advice, fees and potential conflicts can directly affect returns and risk — making their role important for investors who want informed, accountable help with portfolios.
ten percent owner regulatory
"is_ten_percent_owner": 1"