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Rubrik Director Yvonne Wassenaar Sells $64.5K in Common Stock Under 10b5-1 Plan

Low SignificanceSeptember 4, 2026 at 1:39:29 AM UTC

Rubrik, Inc.

$RBRK4CIK: 0001943896

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Filing Summary

📋 Rubrik, Inc. ($RBRK) Form 4 Filing Insider: Yvonne Wassenaar (Director) Transaction: Sale of 721 Class A Common shares at $89.52 Total Value: $64,543.92 Remaining Direct Class A Holdings: 3,709 shares Remaining Class B Holdings: 32,603 shares Note: Executed under a pre-established Rule 10b5-1 trading plan adopted on December 15, 2025.

Comprehensive Analysis

Executive Summary

On September 3, 2026, Rubrik, Inc. director Yvonne Wassenaar executed a planned transaction involving the conversion and sale of shares. Wassenaar converted 513 shares of Class B Common Stock into Class A Common Stock and subsequently sold a total of 721 shares of Class A Common Stock at $89.52 per share, generating gross proceeds of approximately $64,544.

Transaction Breakdown

  • Conversion: 513 shares of Class B Common Stock converted to Class A Common Stock at $0.00.
  • Sale: 721 shares of Class A Common Stock sold at $89.52 per share under transaction code 'S'.
  • 10b5-1 Plan: The sale was executed pursuant to a Rule 10b5-1 trading plan established on December 15, 2025.
  • Post-Transaction Holdings: 3,709 shares of Class A Common Stock and 32,603 shares of Class B Common Stock held directly.

Market & Governance Context

Given the relatively small dollar volume ($64,543.92) and the use of a pre-scheduled Rule 10b5-1 plan, this transaction carries low trading significance and represents routine insider portfolio management.

Topics:#Rubrik#RBRK#InsiderTrading#SEC#TechStocks

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