Form 4: Rubrik Director Converts Class B Shares, Receives RSUs

Rubrik Director John W. Thompson converted 27,500 Class B shares to Class A and received 953 vested Class A restricted stock units.

Summary

• John Wendell Thompson, a Director at Rubrik, Inc. (RBRK), reported changes in his beneficial ownership.
• On January 14, 2026, 27,500 shares of Class B Common Stock held indirectly by the John and Sandra Thompson Trust were converted into 27,500 shares of Class A Common Stock.
• Following this conversion, the John and Sandra Thompson Trust beneficially owns 28,498 shares of Class A Common Stock and 815,338 shares of Class B Common Stock.
• On January 15, 2026, Thompson received a direct grant of 953 fully vested restricted stock units (RSUs) of Class A Common Stock.
• After this grant, Thompson directly owns 3,655 shares of Class A Common Stock.

Sentiment

Score: 6

Explanation: The filing indicates continued insider equity participation and a conversion to more liquid share classes, which is generally a neutral to slightly positive signal for investors.

Positives

• Director John Wendell Thompson received a grant of 953 fully vested restricted stock units of Class A Common Stock, indicating continued equity compensation and alignment with shareholder interests.
• The conversion of Class B to Class A shares by the John and Sandra Thompson Trust increases the liquidity of those shares, as Class A shares are typically more liquid.

Negatives

• No negative transactions or disclosures were reported in this Form 4 filing.

Risks

• No specific risks were mentioned in this Form 4 filing, which primarily reports insider transactions.

Future Outlook

NA

Industry Context

NA

Related Party Transactions

• The John and Sandra Thompson Trust, for which the Reporting Person serves as a co-trustee and shares voting and dispositive power with his spouse, holds a significant portion of the reported shares.

Stakeholder Impact

• Shareholders: Provides transparency into insider holdings and transactions, showing a director's continued equity participation and conversion of less liquid Class B shares to more liquid Class A shares.

Key Dates

Keywords

Rubrik, RBRK, Form 4, insider transaction, beneficial ownership, Class A Common Stock, Class B Common Stock, restricted stock units, director