Form 4: CoreWeave CDO Sells $3.37M in Shares via 10b5-1 Plan

CoreWeave's Chief Development Officer, Brannin McBee, reported the sale of approximately $3.37 million worth of Class A Common Stock through various trusts and GRATs, executed under a pre-arranged Rule 10b5-1 trading plan.

Summary

• Brannin McBee, CoreWeave's Chief Development Officer, reported multiple transactions involving the company's Class A and Class B Common Stock.
• On January 20, 2026, a total of 35,335 shares of Class A Common Stock were acquired through conversion from Class B Common Stock by four entities: Canis Major 2025 Family Trust LLC, Canis Minor 2025 Family Trust LLC, Canis Major 2025 GRAT, and Canis Minor 2025 GRAT.
• Immediately following these acquisitions, the same 35,335 shares of Class A Common Stock were sold by these entities under a Rule 10b5-1 trading plan adopted on September 2, 2025.
• The sales occurred at weighted average prices ranging from $93.18 to $97.31 per share.
• The total estimated value of Class A shares sold is approximately $3,367,141.20.
• Concurrently, 35,335 shares of Class B Common Stock were acquired by the same trusts and GRATs, adding to their existing derivative holdings.
• The reporting person serves as manager or trustee for these entities, and in one case, the spouse is the sole beneficiary and trustee.

Sentiment

Score: 4

Explanation: The sentiment is slightly negative due to significant insider sales, even though they were pre-planned under a 10b5-1 plan. While planned sales are less concerning than unplanned ones, a large disposition by a key executive can still be viewed with caution by the market.

Positives

• The sales were conducted under a pre-arranged Rule 10b5-1 trading plan, indicating a planned and transparent disposition of shares rather than an immediate reaction to market conditions.

Negatives

• An insider, the Chief Development Officer, sold a significant amount of Class A Common Stock, which could be perceived negatively by investors.
• The total value of shares sold was approximately $3.37 million.

Risks

• Insider sales, even if pre-planned, can sometimes be interpreted by the market as a lack of confidence in the company's near-term prospects, potentially leading to negative stock price movement.

Future Outlook

This Form 4 filing details past insider transactions and does not provide any forward-looking statements or guidance regarding the company's future outlook.

Industry Context

This filing is a standard insider transaction report and does not provide information to analyze broader industry trends or competitive positioning. It reflects an individual executive's equity management strategy.

Related Party Transactions

• The transactions were conducted through various family trusts and GRATs (Grantor Retained Annuity Trusts) where the reporting person serves as manager or sole trustee and beneficiary, or where the reporting person's spouse is the sole beneficiary and trustee. These entities are considered related parties for beneficial ownership reporting purposes.

Stakeholder Impact

• Shareholders may interpret the significant insider sales as a signal, potentially influencing their perception of the company's stock value.
• The transparency provided by the 10b5-1 plan may mitigate some negative impact by demonstrating a pre-planned, rather than reactive, disposition strategy.

Key Dates

Keywords

CoreWeave, CRWV, Form 4, Insider Trading, Stock Sale, 10b5-1 Plan, Beneficial Ownership, Brannin McBee, Chief Development Officer, Equity Transactions