[Form 4] CoreWeave, Inc. Insider Trading Activity
Filing Impact
Filing Sentiment
Form Type
4
Rhea-AI Filing Summary
CoreWeave, Inc. large holders associated with Magnetar reported the expiration of multiple derivative collar positions on its Class A Common Stock. On March 20, 2026, paired call options with a $160.0000 strike and put options with a $70.0000 strike expired unexercised and for no value because the closing share price fell between the two strikes.
The derivatives were held indirectly through various Magnetar-managed funds, including CW Opportunity LLC and several other Magnetar funds. Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC and David J. Snyderman each disclaim beneficial ownership of the underlying shares except to the extent of any pecuniary interest. The filing reflects the end of these hedging positions rather than open-market buying or selling of CoreWeave common stock.
Positive
- None.
Negative
- None.
Insider Trade Summary
22 transactions reported
Mixed
22 txns
Insider
Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, Snyderman David J.
Role
10% Owner | 10% Owner | 10% Owner | 10% Owner
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| E | Call option (obligation to sell) | 205,695 | $0.00 | -- |
| E | Put option (right to sell) | 205,695 | $0.00 | -- |
| E | Call option (obligation to sell) | 26,968 | $0.00 | -- |
| E | Put option (right to sell) | 26,968 | $0.00 | -- |
| E | Call option (obligation to sell) | 2,787 | $0.00 | -- |
| E | Put option (right to sell) | 2,787 | $0.00 | -- |
| E | Call option (obligation to sell) | 60,115 | $0.00 | -- |
| E | Put option (right to sell) | 60,115 | $0.00 | -- |
| E | Call option (obligation to sell) | 82,531 | $0.00 | -- |
| E | Put option (right to sell) | 82,531 | $0.00 | -- |
| E | Call option (obligation to sell) | 103,451 | $0.00 | -- |
| E | Put option (right to sell) | 103,451 | $0.00 | -- |
| E | Call option (obligation to sell) | 23,374 | $0.00 | -- |
| E | Put option (right to sell) | 23,374 | $0.00 | -- |
| E | Call option (obligation to sell) | 88,000 | $0.00 | -- |
| E | Put option (right to sell) | 88,000 | $0.00 | -- |
| E | Call option (obligation to sell) | 54,235 | $0.00 | -- |
| E | Put option (right to sell) | 54,235 | $0.00 | -- |
| E | Call option (obligation to sell) | 43,690 | $0.00 | -- |
| E | Put option (right to sell) | 43,690 | $0.00 | -- |
| E | Call option (obligation to sell) | 9,154 | $0.00 | -- |
| E | Put option (right to sell) | 9,154 | $0.00 | -- |
Holdings After Transaction:
Call option (obligation to sell) — 235,080 shares (Indirect, Footnotes);
Put option (right to sell) — 235,080 shares (Indirect, Footnotes)
Footnotes (1)
- In connection with the expiration of a call option and a put option entered into on August 22, 2025, as part of a collar arrangement, both options expired unexercised and for no value on March 20, 2026, as the closing price of the Class A Common Stock on such date was between the call strike price and the put strike price. Magnetar Financial LLC ("Magnetar Financial") serves as the investment adviser to each of CW Opportunity LLC, 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, and Purpose Alternative Credit Fund - T LLC, 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"). 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 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. 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. Expiration of a long derivative security for no value, transaction code "K" only.
