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NRG Energy vs Vistra: NRG and VST compared

NRG Energy is the larger company: $7.5B of revenue in its latest quarter (Q2 2026) against $6.3B for Vistra (Q3 2026). Vistra is growing faster (+28% against +11% a year earlier). Vistra is more profitable, with an operating margin of 26.9% against 13.0%.

NRG Energy vs Vistra, latest quarterNRG Energy vs Vistra, latest quarterNRG Energy (NRG)Vistra (VST)Revenue$7.5B$6.3BRevenue growth, Y/Y+11%+28%Operating margin13.0%26.9%Net margin6.8%18.0%

Where the money goes: NRG and VST

NRG Energy (NRG) · Q2 2026

NRG Energy, Q2 2026: revenue $7.5B (+11% year over year), operating margin 13.0%, net earnings $506M, operating cash flow $1.1B. The chart follows the revenue to costs, profit and cash.

Vistra (VST) · Q3 2026

Vistra, Q3 2026: revenue $6.3B (+28% year over year), operating margin 26.9%, net earnings $1.1B. The chart follows the revenue to costs, profit and cash.

NRG Energy (NRG)Vistra (VST)
Latest quarterQ2 2026Q3 2026
Revenue$7.5B$6.3B
Revenue growth, Y/Y+11%+28%
Operating margin13.0%26.9%
Net earnings$506M$1.1B
Net margin6.8%18.0%
Operating cash flow$1.1B—
Free cash flow$779M—
Market value$17.1B$38.3B
P/E20.1×17.3×
Analysts’ mean target$166.94$202.67

Questions

Which is bigger, NRG Energy or Vistra?

NRG Energy is the larger company: $7.5B of revenue in its latest quarter (Q2 2026) against $6.3B for Vistra (Q3 2026).

Is NRG Energy or Vistra growing faster?

Vistra is growing faster (+28% against +11% a year earlier).

Which is more profitable, NRG Energy or Vistra?

Vistra is more profitable, with an operating margin of 26.9% against 13.0%.

More: NRG Energy earnings · how NRG Energy makes money · Vistra earnings · how Vistra makes money

From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Aug 4, 2026; 8-K filed Nov 6, 2026). Fiscal quarters can end on different dates. Not investment advice.