Form 4: Rubrik Director Sells Shares Under 10b5-1 Plan

Rubrik, Inc. Director Yvonne Wassenaar sold 676 shares of Class A Common Stock for $75 per share, as part of a pre-arranged 10b5-1 trading plan.

Summary

• Yvonne Wassenaar, a Director at Rubrik, Inc., sold 676 shares of Class A Common Stock.
• The transaction occurred on June 23, 2026, with shares sold at a price of $75 each.
• This sale was executed under a Rule 10b5-1 trading plan adopted on December 15, 2025.
• Following the transaction, Wassenaar beneficially owns 5,359 shares of Class A Common Stock directly.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this filing as neutral, as the sale was conducted under a pre-established 10b5-1 plan, which is a standard compliance mechanism for insider stock transactions.

Negatives

• Director sale of company stock, which can sometimes be perceived negatively by the market.

Future Outlook

No specific future outlook or guidance is provided in this filing.

Industry Context

StockSavvy.ai notes that insider selling, particularly under a 10b5-1 plan, is a common and often routine event for executives and directors to diversify their holdings or manage personal financial needs. The execution of such a plan indicates pre-meditated trading activity, mitigating concerns about opportunistic selling based on non-public information.

Stakeholder Impact

• Shareholders: The sale may lead to minor downward pressure on the stock price due to increased supply, though the pre-planned nature of the sale under a 10b5-1 plan may mitigate significant negative sentiment.

Key Dates

Keywords

Rubrik, RBRK, Form 4, Insider Trading, 10b5-1 Plan, Stock Sale, Director Transaction, Beneficial Ownership