Rubrik, Inc. (RBRK) - Dilution Analysis

Visualizing historical and potential share dilution over time

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Dilution Analysis

Medium Risk

Moderate dilution risk

Last updated: March 19, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 115.16% (2 years)

Historical Dilution Factor: significant recent dilution

Outstanding Shares

160M

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

RBRK currently has 157M outstanding shares. with minimal authorized share overhang for future dilution. The company has significantly diluted shareholders by 115.16% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding
Mar 19, 2026	10-K filing \| 157.4M shares outstanding	160M
Dec 08, 2025	10-Q filing \| 151.9M shares outstanding	150M
Jun 09, 2025	10-Q filing \| 123.6M shares outstanding	120M
Mar 20, 2025	10-K filing \| 103.2M shares outstanding	100M
Dec 12, 2024	10-Q filing \| 87.1M shares outstanding	87M
Sep 12, 2024	10-Q filing \| 69.1M shares outstanding	69M
Jun 13, 2024	10-Q filing \| 55.6M shares outstanding	56M
Apr 01, 2024	S-1 filing: This S-1 filing discusses customer subscription ARR, non-GAAP financial measures, and dilution for Class A common stock.	N/A

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