Rubrik (RBRK) Director Yvonne Wassenaar Sells 721 Shares

What Happened
Yvonne Wassenaar, a director of Rubrik, sold 721 shares in an open-market transaction on August 3, 2026. The shares were sold at $75.00 per share for a total transaction value of $54,075. This was a sale (not a purchase), which is generally considered routine insider selling rather than a direct bullish signal.

Key Details

• Transaction date: 2026-08-03; Price: $75.00 per share; Shares sold: 721; Total proceeds: $54,075.
• Report filed: Form 4 filed on 2026-08-04 (appears timely).
• Shares owned after transaction: Not provided in the supplied filing details.
• Footnote: Sale was effected pursuant to a Rule 10b5-1 trading plan adopted December 15, 2025 (pre-specified trading plan).

Context
Sales under a 10b5-1 plan are pre-arranged trades that allow insiders to sell shares at scheduled times and are common for managing tax or diversification needs. Such planned sales do not necessarily reflect the insider’s current view of the company’s prospects.