Form 4: Magnetar's CoreWeave Options Expire Unexercised

Magnetar Financial LLC and related entities reported the expiration of call and put options on CoreWeave Class A Common Stock, part of a collar arrangement, unexercised and for no value.

Summary

• Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, and David J. Snyderman, identified as 10% owners and directors of CoreWeave, Inc., filed a Form 4.
• The filing reports the expiration of a collar arrangement consisting of call and put options on CoreWeave Class A Common Stock.
• These options were initially entered into on August 22, 2025, and expired on March 20, 2026.
• The call options had a strike price of $160, and the put options had a strike price of $70.
• Both the call and put options expired unexercised and for no value because CoreWeave's Class A Common Stock closing price on March 20, 2026, was between the $70 put strike and the $160 call strike.
• A total of 700,000 shares of Class A Common Stock were underlying these expired options.
• Following the expiration, the reporting persons beneficially own 799,000 derivative securities.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, reflecting the routine expiration of a risk-management options strategy by a significant investor. It provides transparency but no new fundamental insights into CoreWeave's performance or outlook.

Positives

• The stock price remained within the collar range ($70-$160) at expiration, indicating stability within that period.
• The options expiring unexercised for no value means Magnetar did not incur losses from the options themselves, nor did they realize gains from exercising them.

Negatives

• The expiration of the options for no value means Magnetar did not profit from a significant upward movement in CoreWeave's stock price beyond $160.
• The expiration also means Magnetar did not benefit from the downside protection of the put options, implying the stock did not fall below $70.

Risks

• The existence of a collar arrangement implies a strategy to manage price volatility. The risk of the stock moving outside the collar range (above $160 or below $70) was present during the option's term.

Future Outlook

The filing does not contain specific forward-looking statements or guidance from CoreWeave, Inc. It only reports on the past expiration of derivative securities held by a 10% owner.

Management Comments

• No direct management comments from CoreWeave, Inc. are included in this Form 4 filing. The filing includes signatures from Hayley A. Stein, Attorney-in-Fact for David J. Snyderman, related to the reporting entities.

Industry Context

StockSavvy.ai notes that Form 4 filings are routine disclosures for insiders and 10% owners, providing transparency into their holdings and transactions. The expiration of a collar arrangement suggests a strategy to manage risk and potential returns within a defined price range, common among institutional investors like Magnetar, especially for holdings in high-growth or pre-IPO companies like CoreWeave, which operates in the rapidly expanding AI infrastructure and cloud computing sector.

Comparison to Industry Standards

• This filing is a standard regulatory disclosure for insider transactions.
• The use of a collar strategy by a significant investor like Magnetar is a common risk management technique in the financial industry, particularly for large equity positions where an investor aims to limit both downside risk and upside potential within a certain range.
• No specific comparable companies or projects are mentioned in the filing itself.

Stakeholder Impact

• Shareholders: Provides transparency regarding a significant investor's derivative holdings and risk management strategy. The expiration of options within the collar range suggests the stock price remained relatively stable between $70 and $160 during the period.

Next Steps

• The filing does not explicitly mention future actions or milestones for CoreWeave, Inc. It details a past event related to derivative securities.

Key Dates

Recommendation

The filing reports a routine expiration of a collar options strategy by a 10% owner. It does not provide new fundamental information about CoreWeave's operational performance or future prospects that would warrant a change in investment stance. The stock price remaining within the collar range ($70-$160) at expiration suggests a period of relative stability, supporting a 'hold' recommendation for investors awaiting more substantive company updates.

Keywords

CoreWeave, CRWV, Magnetar Financial, SEC Form 4, Beneficial Ownership, Derivative Securities, Options Expiration, Collar Arrangement, Call Option, Put Option, 10% Owner