RBRK Rubrik, Inc. Insider Trading

Thompson (RBRK Director) sells 13,500 shares for $1,141,288.63 via scheduled 10b5-1 plan adopted 2025-10-06

John Wendell Thompson executed 11 separate sales totaling 13,500 shares for $1,141,288.63 on 2026-06-01 at prices ranging from $79.77 to $86.07, reducing his non-derivative holdings by 61.8% from 21.9K to 8.4K shares. This transaction is part of a pre-arranged 10b5-1 trading plan adopted on 2025-10-06, making it scheduled rather than discretionary. Thompson retains significant derivative holdings totaling 210,948 shares across stock options and Class B common stock, so his overall economic position remains substantial. The sale occurs against a backdrop where RBRK traded at a current price of $79.46, down 22.8% from its 52-week high of $103.00, while the company generated $350.2M in quarterly revenue but posted a net loss of $-63.8M most recently and remained unprofitable over its full fiscal year.

CTO Arvind Nithrakashyap sold 225,087 shares for $18.9M across 3 days via pre-arranged 10b5-1 plan

Arvind Nithrakashyap, Chief Technology Officer, executed 17 separate sales totaling 225,087 shares (225.1K shares) for $18,873,676.52 ($18.9M) on 2026-06-01 through 2026-06-03 under a pre-arranged 10b5-1 trading plan adopted on 2025-10-15. This represents a 41.7% reduction in his non-derivative holdings, bringing them from 539,135 shares to 314,048 shares, though substantial derivative holdings of 30,438,396 Class B shares remain across three ownership vehicles. The transaction is scheduled rather than discretionary; the blended average price of $83.85 compares to the current price of $79.46, reflecting the stock's recent surge of +37.2% over 30 days and +42.2% over 90 days. At the RBRK ticker level, his five prior sales have shown mixed forward timing outcomes, ranging from -31.7% to +70.8% over 90 days post-trade. Notably, the company reported a net loss of $63.8M in its latest quarter despite +48.5% annual revenue growth, indicating continued unprofitability despite topline expansion.