Rubrik Class A (RBRK) closed at $124.15 on October 30, 2026, down 7.1% from the previous close, on volume of 3,685,877 shares (30-day average 2,963,081).
Data as of October 30, 2026.
30-Oct-2026
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Rubrik Inc is a company that offers data security solutions to organizations ranging from companies world-wide to mid-sized and smaller customers. Its platform is architected to help organizations achieve cyber resilience, which encompasses cyber posture and cyber recovery. The Company has one reportable segment, software and services. It enables organizations to confidently accelerate digital transformation and leverage the cloud to realize business agility. Geographically, the company operates in the Americas, EMEA (Europe, the Middle East, and Africa), and APAC (Asia Pacific). It generates maximum revenue from the Americas.
Rubrik Class A trades on the NYSE stock market under the symbol RBRK.
As of October 30, 2026, RBRK stock price declined to $124.15 with 3,685,877 million shares trading.
RBRK has a beta of 2.10, meaning it tends to be more sensitive to market movements. RBRK has a correlation of 0.14 to the broad based SPY ETF.
RBRK has a market cap of $25.55 billion. This is considered a Large Cap stock.
Last quarter Rubrik Class A reported $427 million in Revenue and $.22 earnings per share. This beat revenue expectation by $31 million and exceeded earnings estimates by $.26.
The top ETF exchange traded funds that RBRK belongs to (by Net Assets): CIBR, VTI, VB, VXF, VGT.
RBRK has outperformed the market in the last year with a price return of +74.7% while the SPY ETF gained +12.3%. RBRK has also outperformed the stock market ETF in the last 3 month and 2 week periods returning +73.4% and +10.4%, respectively, while the SPY returned +2.1% and -1.0%, respectively.
RBRK support price is $128.15 and resistance is $139.12 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that RBRK shares will trade within this expected range on the day.
