Is CrowdStrike Holdings (CRWD) Stock Still the Better Cybersecurity Bet as Rubrik (RBRK) Accelerates?

Two leading cybersecurity firms, Rubrik, Inc. (RBRK) and CrowdStrike Holdings, Inc. (CRWD), announced a joint agentic identity resilience workflow on September 1, allowing customers to detect, investigate, and recover from compromised identities in hours instead of days. CrowdStrike reported a 26% year-over-year revenue increase to $1.47 billion for Q2 FY2027, with ARR reaching $5.84 billion (up 25% after adding $333 million in net new ARR).

GAAP net income turned positive at $5.3 million, while non-GAAP net income reached $322.9 million. Rubrik's Q2 FY2027 revenue surged 38% year-over-year to $427.3 million (up 43% after normalizing for material rights), with Subscription ARR growing 33% to $1.66 billion. GAAP net loss per share narrowed to $(0.30), while non-GAAP net income per share was $0.20.

CrowdStrike benefits from leadership in endpoint and identity security, GAAP and non-GAAP profitability, AI integrations, and a $5.84 billion ARR scale. Rubrik leads in top-line growth velocity, driven by rapid adoption of cyber resilience solutions following breaches, strong Subscription ARR growth of 38%, and strategic integrations with market leaders.

Institutional sentiment shows a slight decline in Rubrik's backing, while CrowdStrike gains more institutional conviction. Investors should monitor CrowdStrike's ARR growth above $4.5 billion due to OpenAI and SOAR integrations and Rubrik's ability to convert rapid ARR into sustained GAAP profitability.