APi Group Corp vs Quanta Services Inc

APi Group Corp (APG) is overvalued and Quanta Services Inc (PWR) is overvalued.

Both trade above our estimate of their intrinsic value. PWR is the closer of the two: -210%, against -242% for APG.

Values as of the 22 Sept 2026 close.

APi Group Corp (APG)

Discounting its cash flows at 10.7% (average of 2 methods) values the shares at $11.03; the price of $37.76 is 242% above that value, and 71% of that value comes from beyond year five.

Leak Score 0/100 on 2 of 12 signals

Quanta Services Inc (PWR)

Discounting its cash flows at 10.6% (average of 3 methods) values the shares at $207.13; the price of $642.63 is 210% above that value, and 72% of that value comes from beyond year five.

Leak Score 55/100 on 10 of 12 signals

MetricAPGPWR
VerdictOvervaluedOvervalued
Price$37.76$642.63
Intrinsic value$11.03$207.13
Margin of safety-242%-210%
Leak Score0/100 (2/12)55/100 (10/12)
Market cap$16.5B$96.6B
Revenue growth, 5 years17.1%20.5%
Operating margin6.4%6.4%
Net margin-3.2%4.0%
Return on equity10.3%15.2%
Debt to equity1.090.69
P/E73.6x
Forward P/E19.0x32.7x
P/B4.7x10.0x
Dividend yield0.1%

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