Rubrik, Inc.: director John Wendell Thompson sold 13,500 shares

What happened John Wendell Thompson, a director, sold 13,500 shares in multiple open-market transactions on Oct 1, 2026 for aggregate proceeds of $1,561,823. The filing also reports conversion/exercise-related derivative transactions totaling 11,000 shares on Oct 1, 2026 (some entries report $0.00 or N/A prices).

Key details

• Transaction date(s) and price(s): Oct 1, 2026.
  • Open-market sales reported as: 300 shares @ $114.68 for $34,404; 1,700 shares @ $115.62 for $196,554; 500 shares @ $116.47 for $58,235; 896 shares @ $114.71 for $102,780; 7,710 shares @ $115.57 for $891,045; 2,394 shares @ $116.46 for $278,805. (Per footnotes these are weighted-average prices; reported price ranges across the lots span $114.11 to $116.97.)
  • Derivative transactions reported: multiple entries for 11,000 shares (codes C and M) showing conversions/exercises with reported prices of $0.00 or N/A.
• Shares owned after the transaction: not specified in the provided filing details.
• Footnotes of note:
  • F1: the sales were effected pursuant to a Rule 10b5-1 trading plan adopted Oct 6, 2025.
  • F2–F8: each sale line reflects a weighted-average price with specified price ranges; the Reporting Person can provide a breakdown on request.
  • F3: certain shares are held of record by the John and Sandra Thompson Trust, for which the Reporting Person is co-trustee.
  • F9: reported as fully vested.
  • F10: Class B common stock conversion mechanics described in the issuer's charter.
• Filing timeliness: the provided details do not indicate a late filing.

Why it may matter

• The filing reports both open-market sales and derivative activity (exercise/conversion of 11,000 derivative shares) on the same date; the filing lists the derivative transactions (codes C and M) and related disposals.
• The open-market sales were reported as executed under a Rule 10b5-1 trading plan (F1).
• This filing does not show why the insider traded or why the company acted.