v3.26.1
STOCKHOLDERS' EQUITY AND NET LOSS PER SHARE (Tables)
 6 Months Ended
Jun. 30, 2026
Stockholders' Equity And Earnings Per Share [Abstract]  
Schedule of Number of Potential Shares of Common Stock Outstanding Excluded from Computation of Diluted Net Loss Per Share The following table presents the number of potential shares of common stock outstanding as of the end of each period that were excluded from the computation of diluted net loss per share for each period (in millions):
Three and Six Months Ended
June 30,
20252026
Green Convertible Notes149 149 
RSUs, ESPP, and other stock-based awards89 89 
Stock options61 77 
Stock warrants12 12 
Total311 327 
Schedule of Reconciliation of Numerator and Denominator Used in Calculation of Basic and Diluted Net Loss Per Share
A reconciliation of the numerator and denominator used in the calculation of basic and diluted net loss per share is as follows (in millions, except per share data):

Three Months Ended June 30,Six Months Ended June 30,
2025202620252026
Numerator
Net loss attributable to Rivian$(1,117)$(833)$(1,662)$(1,249)
Net loss attributable to common stockholders, basic and diluted$(1,117)$(833)$(1,662)$(1,249)
Denominator
Weighted-average Class A and Class B common shares outstanding - basic1,155 1,325 1,146 1,287 
Effect of dilutive securities— — — — 
Weighted-average Class A and Class B common shares outstanding - diluted1,155 1,325 1,146 1,287 
Net loss per share attributable to Class A and Class B common stockholders, basic and diluted$(0.97)$(0.63)$(1.45)$(0.97)