RBRK ▲ +0.6% - Rubrik, Inc. $RBRK - Rubrik Appoints Rakefet Russak-Aminoach to its Board of Directors Rubrik shares gained 0.6% following the company's announcement that Rakefet Russak-Aminoach has been appointed to its board of directors. The appointment adds to the company's leadership depth, though the headline does not provide additional context about Russak-Aminoach's background or expertise that would explain the modest price movement. 27-AUG-2026 04:11 PM ET