PWR vs SPY: which was the better investment?
Quanta Services, Inc. against SPDR S&P 500 ETF Trust on real daily total-return data — every dividend reinvested, from Feb 12, 1998 to Jul 15, 2026.
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Frequently asked questions
Did PWR beat SPY?
Yes — measured from Feb 12, 1998 to Jul 15, 2026 with dividends reinvested, PWR came out ahead: $891,493 versus $120,173 from a $10,000 start. That gap compounds from a 17.1% annual return against 9.1%.
What would $10,000 in PWR be worth today?
$10,000 invested in Quanta Services, Inc. (PWR) on Feb 12, 1998 would be worth about $891,493 as of Jul 15, 2026, a total return of 8814.9% (17.1% per year). The same $10,000 in SPY would be worth $120,173.
Which was riskier — PWR or SPY?
PWR swung with an annualized volatility of 49.6% and a worst peak-to-trough drop of -97.1%; SPY ran at 19.4% volatility with a -55.2% maximum drawdown. Risk-adjusted (Sharpe ratio), that is 0.30 for PWR vs 0.37 for SPY.
What data is this comparison based on?
Daily adjusted closing prices covering Feb 12, 1998 through Jul 15, 2026 — the full period where both assets have price history. Adjusted prices include dividends and splits, so these are total returns. The page refreshes with new market data every day.
Can I change the dates, amounts, or add monthly investing?
Yes — the interactive tool on this page is pre-loaded with PWR vs SPY. You can set any start and end date, change the starting amount, add monthly contributions, or build a multi-asset portfolio and compare it against any benchmark.