TAN vs DIA: which was the better investment?
Invesco Solar ETF against SPDR Dow Jones Industrial Average ETF on real daily total-return data — every dividend reinvested, from Apr 15, 2008 to Jul 15, 2026.
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Frequently asked questions
Did TAN beat DIA?
No — measured from Apr 15, 2008 to Jul 15, 2026 with dividends reinvested, DIA came out ahead: $63,926 versus $2,940 from a $10,000 start. That gap compounds from a 10.7% annual return against -6.5%.
What would $10,000 in TAN be worth today?
$10,000 invested in Invesco Solar ETF (TAN) on Apr 15, 2008 would be worth about $2,940 as of Jul 15, 2026, a total return of -70.6% (-6.5% per year). The same $10,000 in DIA would be worth $63,926.
Which was riskier — TAN or DIA?
TAN swung with an annualized volatility of 44.6% and a worst peak-to-trough drop of -95.3%; DIA ran at 18.9% volatility with a -48.6% maximum drawdown. Risk-adjusted (Sharpe ratio), that is -0.19 for TAN vs 0.46 for DIA.
What data is this comparison based on?
Daily adjusted closing prices covering Apr 15, 2008 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 TAN vs DIA. 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.