CoreWeave (CRWV) sees 1.28M-share sale by Magnetar-managed funds
Rhea-AI Filing Summary
CoreWeave, Inc. saw significant insider selling activity by Magnetar-affiliated funds. On 2026-05-01, investment vehicles advised or managed by Magnetar entities reported open-market sales totaling 1,284,876 shares of Class A Common Stock at weighted average prices around $119.20–$121.10 per share, within ranges from $118.74 to $121.50.
The shares are held directly by various Magnetar funds, including CW Opportunity 2 LP, CW Opportunity LLC and several other Magnetar vehicles, while Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman report indirect ownership and disclaim beneficial ownership except for their pecuniary interests. One Magnetar fund reported 19,823,323 shares of Class A Common Stock following its reported trades.
Positive
- None.
Negative
- None.
Insights
Magnetar-managed funds reported a sizable but indirect net sale of CoreWeave shares.
Several Magnetar-managed funds collectively sold 1,284,876 shares of CoreWeave Class A Common Stock on 2026-05-01, through 27 open-market transactions. Reported weighted average prices cluster near $119–$121 per share, with detailed price ranges in the footnotes.
The transactions are attributed to multiple Magnetar funds that hold the shares directly, while Magnetar Financial, Magnetar Capital Partners, Supernova Management and David J. Snyderman report only indirect interests and disclaim beneficial ownership beyond pecuniary stakes. Post-transaction positions remain large in at least one vehicle, which reports 19,823,323 shares held after its trades, indicating these were partial reductions rather than full exits from CoreWeave exposure.
Insider Trade Summary
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Sale | Class A Common Stock | 19,905 | $119.20 | $2.37M |
| Sale | Class A Common Stock | 96,195 | $119.93 | $11.54M |
| Sale | Class A Common Stock | 10,603 | $121.10 | $1.28M |
| Sale | Class A Common Stock | 63,082 | $119.20 | $7.52M |
| Sale | Class A Common Stock | 305,096 | $119.93 | $36.59M |
| Sale | Class A Common Stock | 33,616 | $121.10 | $4.07M |
| Sale | Class A Common Stock | 8,270 | $119.20 | $986K |
| Sale | Class A Common Stock | 40,000 | $119.93 | $4.80M |
| Sale | Class A Common Stock | 4,406 | $121.10 | $534K |
| Sale | Class A Common Stock | 855 | $119.21 | $102K |
| Sale | Class A Common Stock | 4,135 | $119.93 | $496K |
| Sale | Class A Common Stock | 455 | $121.10 | $55K |
| Sale | Class A Common Stock | 18,440 | $119.20 | $2.20M |
| Sale | Class A Common Stock | 89,158 | $119.93 | $10.69M |
| Sale | Class A Common Stock | 9,825 | $121.10 | $1.19M |
| Sale | Class A Common Stock | 25,316 | $119.20 | $3.02M |
| Sale | Class A Common Stock | 122,405 | $119.93 | $14.68M |
| Sale | Class A Common Stock | 13,489 | $121.10 | $1.63M |
| Sale | Class A Common Stock | 31,728 | $119.20 | $3.78M |
| Sale | Class A Common Stock | 153,441 | $119.93 | $18.40M |
| Sale | Class A Common Stock | 16,906 | $121.10 | $2.05M |
| Sale | Class A Common Stock | 7,170 | $119.20 | $855K |
| Sale | Class A Common Stock | 34,667 | $119.93 | $4.16M |
| Sale | Class A Common Stock | 3,820 | $121.10 | $463K |
| Sale | Class A Common Stock | 26,990 | $119.20 | $3.22M |
| Sale | Class A Common Stock | 130,522 | $119.93 | $15.65M |
| Sale | Class A Common Stock | 14,381 | $121.10 | $1.74M |
Footnotes (1)
- The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $118.74 to $119.70, 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 footnote 2 and 3. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $119.75 to $120.70, inclusive. The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $121.00 to $121.50, inclusive. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity 2 LP, CW Opportunity LLC, Magnetar Capital Master Fund, Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar Longhorn Fund LP, and Magnetar SC Fund Ltd, the general partner of Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund (They are not separate legal entities), and the manager of Magnetar Alpha Star Fund LLC and Magnetar Lake Credit Fund LLC (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 CW Opportunity 2 LP. These securities are held directly by CW Opportunity LLC. These securities are held directly by Magnetar Alpha Star Fund LLC. These securities are held directly by Magnetar Capital Master Fund, Ltd. These securities are held directly by Magnetar Constellation Master Fund, Ltd. These securities are held directly by Magnetar Lake Credit Fund LLC. These securities are held directly by Magnetar Longhorn Fund LP. These securities are held directly by Magnetar SC Fund Ltd. These securities are held directly by Magnetar Structured Credit Fund, LP DBA Magnetar Constellation Onshore Fund. They are not separate legal entities.