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Quanta Services (PWR, Construction & Engineering) Stock Valuation & Fair Value Significantly overvalued

Quanta Services (PWR, Construction & Engineering) trades at a blended P/E of 44.3, about 78% above its historical normal valuation, with a forward growth estimate of 19.9% and a PEG of 2.23. Analysts' one-year estimates have been hit 64% of the time. Priced at its historical normal P/E of 24.8 on the same blended earnings, the 2026-10-02 close of $676.56 corresponds to about $379 a share. This is a valuation reference, not a price target.

DATA AS OF 2026-10-05
Blended P/E
44.3
Normal P/E
24.8
PEG
2.23
Fwd growth
19.9%
Div yield
0.1%
RSI (14)
58.2
Neutral
Technical context
  • Price $685.33 at the 2026-10-08 close, 5.1% above the 20-day average ($651.85) and 5.3% above the 50-day ($650.82).
  • RSI (14) at 58.2.
  • 52-week range $411.89 to $784.99: the price is 12.7% below the high and 66.4% above the low.

The Street vs SeerForecast

Wall Street's mean price target for PWR is $769.04 across 29 analysts, 12.2% above the current price. The average analyst rating is Strong Buy. Our SeerForecast read of the same stock, formed without analyst targets: significantly overvalued. When the two disagree, start your digging there.

Valuation flags

Verdict history

tickerseer's rating has been significantly overvalued since 2026-06-03.

Blended P/E and rating by weekBlended P/E moved from 60.5 to 44.3 between 2026-06-03 and 2026-10-02, against a normal P/E of 24.8, with 0 rating changes over 36 recorded weeks.2026-06-03: P/E 60.5, Significantly overvalued, recalculated for the week of 2026-06-032026-06-10: P/E 57.2, Significantly overvalued, recalculated for the week of 2026-06-102026-06-12: P/E 57.2, Significantly overvalued, recalculated for the week of 2026-06-142026-06-16: P/E 57.2, Significantly overvalued, recalculated for the week of 2026-06-162026-06-18: P/E 57.2, Significantly overvalued, recalculated for the week of 2026-06-212026-07-02: P/E 55.8, Significantly overvalued, recalculated for the week of 2026-07-022026-07-06: P/E 53.9, Significantly overvalued, recalculated for the week of 2026-07-062026-07-09: P/E 53.9, Significantly overvalued, recalculated for the week of 2026-07-092026-07-10: P/E 52.8, Significantly overvalued, recalculated for the week of 2026-07-122026-07-13: P/E 52.8, Significantly overvalued, recalculated for the week of 2026-07-132026-07-14: P/E 52.8, Significantly overvalued, recalculated for the week of 2026-07-142026-07-20: P/E 50.1, Significantly overvalued, recalculated for the week of 2026-07-202026-07-22: P/E 50.1, Significantly overvalued, recalculated for the week of 2026-07-222026-07-24: P/E 49.7, Significantly overvalued, recalculated for the week of 2026-07-252026-07-27: P/E 49.7, Significantly overvalued, recalculated for the week of 2026-07-272026-07-31: P/E 51.4, Significantly overvalued, recalculated for the week of 2026-07-312026-07-31: P/E 47.4, Significantly overvalued, recorded live 2026-08-032026-08-07: P/E 46.7, Significantly overvalued, recalculated for the week of 2026-08-072026-08-07: P/E 46.9, Significantly overvalued, recorded live 2026-08-102026-08-14: P/E 47.4, Significantly overvalued, recorded live 2026-08-172026-08-21: P/E 45.5, Significantly overvalued, recalculated for the week of 2026-08-212026-08-21: P/E 43.9, Significantly overvalued, recorded live 2026-08-242026-08-27: P/E 43.9, Significantly overvalued, recalculated for the week of 2026-08-272026-08-28: P/E 42.4, Significantly overvalued, recalculated for the week of 2026-08-282026-08-28: P/E 41.0, Significantly overvalued, recalculated for the week of 2026-08-302026-08-28: P/E 41.0, Significantly overvalued, recorded live 2026-08-312026-09-04: P/E 42.2, Significantly overvalued, recalculated for the week of 2026-09-052026-09-04: P/E 42.2, Significantly overvalued, recorded live 2026-09-072026-09-11: P/E 43.6, Significantly overvalued, recalculated for the week of 2026-09-122026-09-11: P/E 43.6, Significantly overvalued, recorded live 2026-09-142026-09-18: P/E 42.3, Significantly overvalued, recalculated for the week of 2026-09-192026-09-18: P/E 42.3, Significantly overvalued, recorded live 2026-09-212026-09-25: P/E 42.9, Significantly overvalued, recalculated for the week of 2026-09-262026-09-25: P/E 42.9, Significantly overvalued, recorded live 2026-09-282026-10-02: P/E 44.3, Significantly overvalued, recalculated for the week of 2026-10-032026-10-02: P/E 44.3, Significantly overvalued, recorded live 2026-10-0530.040.050.060.0Jun 3Jul 3Aug 2Sep 2Oct 2Normal P/E 24.8
Significantly overvalued

Not every point was recorded live. Points marked recalculated apply today's valuation rules to the metrics tickerseer archived that week.

Selected weeks: the first, the latest, and the cheapest and dearest.

WeekBlended P/EPremium to normal P/ERating
2026-06-03P/E 60.5+144%Significantly overvalued (recalculated)
2026-08-30P/E 41.0+65%Significantly overvalued (recalculated)
2026-10-05P/E 44.3+78%Significantly overvalued ← now
Show all 36 weeks
WeekBlended P/EPremium to normal P/ERating
2026-06-03P/E 60.5+144%Significantly overvalued (recalculated)
2026-06-10P/E 57.2+130%Significantly overvalued (recalculated)
2026-06-14P/E 57.2+130%Significantly overvalued (recalculated)
2026-06-16P/E 57.2+130%Significantly overvalued (recalculated)
2026-06-21P/E 57.2+130%Significantly overvalued (recalculated)
2026-07-02P/E 55.8+125%Significantly overvalued (recalculated)
2026-07-06P/E 53.9+117%Significantly overvalued (recalculated)
2026-07-09P/E 53.9+117%Significantly overvalued (recalculated)
2026-07-12P/E 52.8+113%Significantly overvalued (recalculated)
2026-07-13P/E 52.8+113%Significantly overvalued (recalculated)
2026-07-14P/E 52.8+113%Significantly overvalued (recalculated)
2026-07-20P/E 50.1+102%Significantly overvalued (recalculated)
2026-07-22P/E 50.1+102%Significantly overvalued (recalculated)
2026-07-25P/E 49.7+100%Significantly overvalued (recalculated)
2026-07-27P/E 49.7+100%Significantly overvalued (recalculated)
2026-07-31P/E 51.4+107%Significantly overvalued (recalculated)
2026-08-03P/E 47.4+91%Significantly overvalued
2026-08-07P/E 46.7+88%Significantly overvalued (recalculated)
2026-08-10P/E 46.9+89%Significantly overvalued
2026-08-17P/E 47.4+91%Significantly overvalued
2026-08-21P/E 45.5+83%Significantly overvalued (recalculated)
2026-08-24P/E 43.9+77%Significantly overvalued
2026-08-27P/E 43.9+77%Significantly overvalued (recalculated)
2026-08-28P/E 42.4+71%Significantly overvalued (recalculated)
2026-08-30P/E 41.0+65%Significantly overvalued (recalculated)
2026-08-31P/E 41.0+65%Significantly overvalued
2026-09-05P/E 42.2+70%Significantly overvalued (recalculated)
2026-09-07P/E 42.2+70%Significantly overvalued
2026-09-12P/E 43.6+76%Significantly overvalued (recalculated)
2026-09-14P/E 43.6+76%Significantly overvalued
2026-09-19P/E 42.3+71%Significantly overvalued (recalculated)
2026-09-21P/E 42.3+71%Significantly overvalued
2026-09-26P/E 42.9+73%Significantly overvalued (recalculated)
2026-09-28P/E 42.9+73%Significantly overvalued
2026-10-03P/E 44.3+78%Significantly overvalued (recalculated)
2026-10-05P/E 44.3+78%Significantly overvalued ← now

Frequently asked questions

Is Quanta Services stock overvalued?

At a blended P/E of 44.3 versus its historical normal P/E of 24.8, Quanta Services trades about 78% above its typical valuation, with a PEG of 2.23 on 19.9% forward growth. tickerseer currently rates it significantly overvalued.

What is Quanta Services's fair value and PEG?

Quanta Services trades at a blended P/E of 44.3 against a historical normal P/E of 24.8, a PEG of 2.23, and a forward growth estimate of 19.9%. Priced at its historical normal P/E of 24.8 on the same blended earnings, the 2026-10-02 close of $676.56 corresponds to about $379 a share. This is a valuation reference, not a price target.

Has tickerseer's rating of Quanta Services changed?

tickerseer's rating has been significantly overvalued since 2026-06-03.

What is the analyst price target for Quanta Services?

The mean Wall Street price target for Quanta Services is $769.04 across 29 analysts, 12.2% above the current price. tickerseer's SeerForecast verdict is formed independently of analyst targets.

Industry: Construction & Engineering. Create a free account to see the full analysis: the SeerAI score, its five quality sub-scores, valuation history, and the AI research note. Options setups and metric history are part of the paid plans.

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