v3.26.1
Net Income Per Class A Share (Tables)
 6 Months Ended
Jun. 30, 2026
Earnings Per Share [Abstract]  
Schedule of Computation of Basic and Diluted Net Income per Common Unit
The following table sets forth the computation of basic and diluted net income per Class A share (in millions, except per share data):

Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
Basic Net Income per Class A Share
Net income/(loss) attributable to PAGP from continuing operations$(74)$10 $(26)$56 
Net income attributable to PAGP from discontinued operations$463 $20 $434 $58 
Basic weighted average Class A shares outstanding198 198 198 198 
Basic Net Income/(Loss) per Class A Share:
Continuing operations$(0.37)$0.05 $(0.13)$0.29 
Discontinued operations2.34 0.10 2.19 0.29 
Basic net income per Class A share$1.97 $0.15 $2.06 $0.58 
Diluted Net Income per Class A Share
Net income/(loss) attributable to PAGP from continuing operations$(74)$10 $(26)$56 
Net income attributable to PAGP from discontinued operations$463 $20 $434 $58 
Incremental net income attributable to PAGP resulting from assumed exchange of AAP Management Units— — — 8 
Net income attributable to PAGP from discontinued operations including incremental net income from assumed exchange of AAP Management Units$463 $20 $434 $66 
Basic weighted average Class A shares outstanding 198 198 198 198 
Dilutive shares resulting from assumed exchange of AAP Management Units— — — 35 
Diluted weighted average Class A shares outstanding198 198 198 233 
Diluted Net Income/(Loss) per Class A Share:
Continuing operations$(0.37)$0.05 $(0.13)$0.29 
Discontinued operations2.34 0.10 2.19 0.28 
Diluted net income per Class A share$1.97 $0.15 $2.06 $0.57