Form 4: CoreWeave CSO Sells $33.4M in Stock Under 10b5-1 Plan

CoreWeave's Chief Strategy Officer, Brian M. Venturo, reported significant sales of Class A Common Stock totaling 281,250 shares on September 17, 2025, pursuant to a Rule 10b5-1 trading plan.

Summary

• Brian M. Venturo, CoreWeave's Chief Strategy Officer and Director, reported transactions on September 17, 2025.
• Converted 281,250 shares of Class B Common Stock into Class A Common Stock.
• Sold a total of 281,250 shares of Class A Common Stock through multiple transactions at weighted average prices ranging from $115.0709 to $121.83.
• These sales were executed under a Rule 10b5-1 trading plan adopted on May 21, 2025.
• Following these specific transactions, Venturo's direct beneficial ownership of the sold Class A Common Stock through West Clay Capital LLC decreased to 0 shares from an initial 281,250 shares involved in these sales.
• Venturo maintains significant indirect beneficial ownership through various trusts and entities, including 245,059 shares via YOLO APV Trust, 245,059 shares via YOLO ECV Trust, 22,500 shares via father-in-law, 5,993,250 Class B shares via West Clay Capital LLC, 14,593,347 Class B shares directly, 2,001,900 Class B shares via spouse, 1,788,596 Class B shares via Venturo Family 2024 Friends and Family GRAT, 4,271,000 Class B shares via Venturo Family GST Exempt Trust, and 5,402,057 Class B shares via 2023 Venturo Family GRAT.

Sentiment

Score: 5

Explanation: The filing reports a pre-planned insider sale under a Rule 10b5-1 plan, which is a routine disclosure. While the volume of shares sold is significant, the pre-arranged nature suggests it is not a reaction to new company-specific information, leading to a neutral overall sentiment.

Positives

• Sales of Class A Common Stock were executed at favorable weighted average prices ranging from $115.0709 to $121.83, indicating strong market value for the shares at the time of transaction.

Negatives

• Chief Strategy Officer Brian M. Venturo sold a substantial number of shares (281,250 Class A Common Stock), which could be interpreted by some as a reduction in direct exposure to the company's immediate performance, despite being pre-planned.

Risks

• The sale of a significant number of shares by a key executive might be perceived by some investors as a reduction in confidence, although it was executed under a pre-planned Rule 10b5-1 trading plan.

Future Outlook

N/A. This Form 4 reports historical insider transactions and does not contain forward-looking statements or guidance.

Industry Context

N/A. This Form 4 reports specific insider transactions and does not provide broader industry context or trends.

Related Party Transactions

• Securities are held indirectly through West Clay Capital LLC, where the reporting person is the managing member.
• Securities are held indirectly through YOLO APV Trust and YOLO ECV Trust, irrevocable trusts where the reporting person's minor child is a beneficiary and the reporting person has the power to remove and replace the trustee.
• Securities are held indirectly by the reporting person's spouse.
• Securities are held indirectly by the Venturo Family 2024 Friends and Family GRAT, where the reporting person is the sole trustee and beneficiary.
• Securities are held indirectly by the Venturo Family GST Exempt Trust dated June 30, 2023, where the reporting person's spouse is trustee and spouse/minor children are beneficiaries.
• Securities are held indirectly by the 2023 Venturo Family GRAT dated June 30, 2023, where the reporting person is the sole trustee and beneficiary.
• Securities are held indirectly by the reporting person's father-in-law, who is a member of the reporting person's household, with beneficial ownership disclaimed except to the extent of pecuniary interest.

Stakeholder Impact

• Shareholders may observe a reduction in direct insider holdings, potentially influencing market sentiment, although the pre-planned nature of the sale mitigates immediate concerns.

Next Steps

• Reporting person undertakes to provide full information regarding shares sold at each separate price within the reported ranges upon request by the Issuer, any security holder, or the SEC staff.

Key Dates

Recommendation

The sale of a substantial number of shares by a Chief Strategy Officer, even under a pre-arranged Rule 10b5-1 plan, is a notable event for investors. While the pre-planned nature mitigates immediate negative interpretations, it represents a significant reduction in direct insider holdings. The executive retains substantial indirect ownership, suggesting continued alignment with the company's long-term success. Given these factors, a 'hold' recommendation is appropriate, as the transaction itself does not fundamentally alter the company's investment thesis but warrants observation.

Keywords

CoreWeave, CRWV, Form 4, insider trading, stock sale, Brian M. Venturo, Chief Strategy Officer, Director, 10b5-1 plan