v3.26.1
Earnings (Loss) and Dividends per Share (Tables)
 6 Months Ended
Jun. 30, 2026
Earnings and Dividends Per Share [Abstract]  
Schedule Of Net Income Attributable To Common Stockholders Diluted earnings per share include the effects of certain stock options and performance stock units. Diluted loss per share excludes the effects of certain stock options and performance stock units because the effect of including them would have been antidilutive.
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
Net income (loss) attributable to Westlake Corporation$260 $(142)$91 $(182)
Less:
Net income (loss) attributable to participating securities1 (1)— (1)
Net income (loss) attributable to common stockholders$259 $(141)$91 $(181)
Reconciliation Of Denominator For Basic And Diluted Earnings Per Share
The following table reconciles the denominator for the basic and diluted earnings (loss) per share computations shown in the consolidated statements of operations:
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
Weighted average common shares—basic128,039,859 128,238,514 128,016,310 128,273,332 
Plus incremental shares from:
Assumed exercise of options and vesting of performance stock units
460,671 — 411,215 — 
Weighted average common shares—diluted128,500,530 128,238,514 128,427,525 128,273,332 
Earnings (loss) per common share attributable to Westlake Corporation:
Basic$2.02 $(1.11)$0.71 $(1.42)
Diluted$2.01 $(1.11)$0.70 $(1.42)
Dividends Per Share
Dividends per Share
Dividends declared per common share for the three and six months ended June 30, 2026 and 2025 were as follows:
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
Dividends per common share$0.5300 $0.5250 $1.0600 $1.0500