Quanta Services (PWR)
S&P 500 · Industrials · data since 1998-02-12 · last close 2026-09-09
Quanta Services (PWR) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 12.5 | 18.6 | -2.5 | 32.6 | -2.2 | 1.2 | -7.3 | -9.0 | 3.3 | · | · | · |
| 2025 | -2.6 | -15.6 | -2.1 | 15.2 | 17.0 | 10.4 | 7.5 | -6.9 | 9.7 | 8.4 | 3.5 | -9.2 |
| 2024 | -10.1 | 24.5 | 7.6 | -0.4 | 6.7 | -7.9 | 4.5 | 3.7 | 8.4 | 1.2 | 14.2 | -8.3 |
| 2023 | 6.8 | 6.0 | 3.3 | 1.9 | 4.7 | 10.7 | 2.6 | 4.1 | -10.8 | -10.7 | 12.7 | 14.7 |
| 2022 | -10.4 | 6.1 | 20.8 | -11.8 | 2.6 | 5.4 | 10.7 | 1.9 | -9.8 | 11.5 | 5.5 | -4.9 |
| 2021 | -2.1 | 19.0 | 4.9 | 9.9 | -1.3 | -5.0 | 0.4 | 12.3 | 11.5 | 6.5 | -6.2 | 0.8 |
| 2020 | -3.8 | -2.6 | -16.8 | 14.8 | 1.6 | 6.4 | 1.9 | 28.2 | 3.2 | 18.1 | 9.5 | 5.5 |
| 2019 | 17.4 | 0.8 | 5.9 | 7.7 | -14.4 | 10.0 | -2.0 | -9.4 | 11.6 | 11.2 | -1.0 | -2.1 |
| 2018 | -1.6 | -10.5 | -0.3 | -5.4 | 10.8 | -7.3 | 2.0 | 1.5 | -3.5 | -6.5 | 12.5 | -14.1 |
| 2017 | 3.0 | 4.0 | -0.6 | -4.5 | -13.5 | 7.4 | 2.5 | 6.5 | 4.0 | 1.0 | 0.5 | 3.2 |
| 2016 | -7.7 | 8.5 | 11.2 | 5.1 | 1.3 | -3.8 | 10.7 | 0.5 | 8.8 | 2.7 | 17.3 | 3.4 |
| 2015 | -6.7 | 8.7 | -0.9 | 1.3 | 1.4 | -1.7 | -4.2 | -12.2 | -0.1 | -16.9 | 9.7 | -8.2 |
| 2014 | -1.2 | 13.0 | 4.8 | -4.4 | -3.8 | 1.9 | -3.1 | 8.5 | -0.1 | -6.1 | -10.5 | -6.9 |
| 2013 | 6.2 | -2.0 | 0.6 | -3.9 | 3.2 | -6.7 | 1.3 | -2.5 | 5.2 | 9.8 | -2.0 | 6.6 |
| 2012 | 0.3 | -3.2 | 0.0 | 5.8 | 2.1 | 6.6 | -4.5 | 4.4 | 2.9 | 5.0 | -0.3 | 5.5 |
| 2011 | 19.1 | -3.9 | -1.7 | -3.3 | -8.9 | 2.3 | -8.3 | 3.6 | -2.1 | 11.2 | -1.4 | 4.6 |
| 2010 | -12.6 | 4.3 | 0.8 | 5.1 | 3.0 | -0.4 | 4.0 | -16.5 | 6.3 | 3.0 | -10.4 | 13.1 |
| 2009 | 8.0 | -17.7 | 21.9 | 6.0 | 0.3 | 1.4 | 0.8 | -5.1 | 0.1 | -4.2 | -11.6 | 11.2 |
| 2008 | -16.5 | 8.9 | -3.0 | 14.5 | 20.7 | 3.8 | -7.2 | 3.4 | -15.4 | -26.8 | -17.7 | 21.8 |
| 2007 | 4.6 | 12.7 | 8.8 | 9.0 | 9.2 | 2.2 | -7.3 | -0.6 | -6.4 | 24.8 | -17.0 | -4.2 |
| 2006 | 5.2 | -1.2 | 17.0 | 1.3 | 2.6 | 4.1 | -7.9 | 11.1 | -4.9 | 8.5 | 0.2 | 7.3 |
| 2005 | -6.5 | 5.0 | -2.8 | 4.6 | 13.2 | -2.5 | 19.6 | 14.1 | 6.3 | -9.9 | 23.1 | -6.9 |
| 2004 | 12.1 | 5.1 | -17.7 | -22.7 | -3.1 | 17.4 | 1.0 | 2.2 | -5.8 | 11.1 | 14.7 | 3.8 |
| 2003 | -0.3 | -5.4 | -3.0 | 7.8 | 74.2 | 18.1 | 6.3 | 26.0 | -13.0 | -1.1 | -6.5 | -4.6 |
| 2002 | -14.1 | 16.4 | 12.1 | -3.1 | -25.0 | -21.5 | -80.7 | 38.7 | -21.5 | 52.9 | 15.7 | -4.9 |
| 2001 | 0.2 | -14.4 | -19.2 | 15.1 | 31.9 | -35.0 | 10.5 | -26.1 | -20.8 | 6.7 | 2.3 | -0.8 |
| 2000 | 15.9 | 23.7 | 49.9 | 14.8 | 5.5 | 12.2 | -16.8 | 2.2 | -39.3 | 9.5 | 0.4 | 3.2 |
| 1999 | 27.5 | -4.0 | -5.8 | 13.3 | 17.8 | 29.6 | -29.4 | -27.8 | 30.6 | -4.9 | 0.5 | 0.9 |
| 1998 | · | 6.1 | 40.3 | -12.3 | -13.2 | 15.2 | -14.0 | 4.0 | -6.2 | 17.3 | 32.5 | 15.4 |
| Avg | 1.5 | 3.8 | 4.6 | 3.9 | 5.0 | 2.6 | -3.7 | 2.1 | -1.6 | 4.8 | 3.2 | 1.6 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
PWR seasonality — average by calendar month
Quanta Services has monthly history back to 1998. Its strongest month by median is October — positive in 19 of 28 years, median +5.8%, and higher in 7 of the last 9. September is the soft spot, down in 15 of 28 with a median of -0.1%. Across its full record it has closed 60% of months higher, swings ±13.4% in an average month and has fallen 97.1% peak to trough.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +1.5% | +3.8% | +4.6% | +3.9% | +5.0% | +2.6% | -3.7% | +2.1% | -1.8% | +4.8% | +3.2% | +1.6% |
| Win rate | 50%/28 | 62%/29 | 52%/29 | 66%/29 | 69%/29 | 66%/29 | 55%/29 | 66%/29 | 46%/28 | 68%/28 | 61%/28 | 57%/28 |
Win rate = share of positive months / sample size.
PWR risk & extremes
PWR drawdown & rolling returns
Percent below the all-time high at each month-end — how far underwater the asset was.
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Frequently asked questions
What was Quanta Services's best month?+
Quanta Services's strongest completed month on record is May 2003, at +74.20%.
What was Quanta Services's worst month?+
Its weakest completed month on record is July 2002, at -80.65%.
Is Quanta Services up this year?+
Quanta Services is up 48.64% year to date, measured from its last close before 1 January.
What is Quanta Services's 1-year return?+
+68.02% over the past twelve months, comparing the latest close with the most recent close on or before the same date a year earlier.
What is Quanta Services's biggest drawdown?+
The deepest peak-to-trough fall on record is 97.1%, measured on month-end closes since 1998.
Which calendar month is historically best for Quanta Services?+
May has the highest average return across every completed May since 1998. An average is not a forecast.
About Quanta Services
Quanta Services is an S&P 500 company, an industrials business worth about $94 billion. It builds the big heavy things the economy runs on — with price receipts on this site going back to 1998. And the long game: $100 at its first close here (1998) would be about $7,778 today.
Did you know?
- Its best month on record was May 2003 at +74.2%; its worst, July 2002 at -80.65%.
Trivia for entertainment — the numbers come from our price data; the jokes don't.