Invesco Solar ETF vs Vanguard S&P 500 Growth Index Fund ETF — how do they compare? Invesco Solar ETF trades at $43.44 (market cap $894.08M), while Vanguard S&P 500 Growth Index Fund ETF trades at $87.27 (market cap $27.10B). The key difference: Vanguard S&P 500 Growth Index Fund ETF is far larger — about 30.3× Invesco Solar ETF's market cap, and Vanguard S&P 500 Growth Index Fund ETF is trading nearer its 52-week high, Invesco Solar ETF nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold Invesco Solar ETF for 34 Days and Vanguard S&P 500 Growth Index Fund ETF for 54 Days on average.
| TAN | VOOG | |
|---|---|---|
Market Cap | $894.08M | $27.10B |
Volume | 370,994 | 1,178,312 |
Sector | Sector/Thematic | Broad Market / Factor |
52-Week High | $73.95 | $87.81 |
52-Week Low | $43.00 | $65.32 |
Typical Hold Time | 34 Days | 54 Days |
Signals from Pluang's Aura AI — not financial advice
TAN (Invesco Solar ETF) is trading at $43.53, down 1.96% amid sector-wide pressure from high borrowing costs impacting solar project financing. Technical indicators show a bearish trend with moving averages signaling sell pressure, while oscillators remain neutral. The ETF faces headwinds from solar industry volatility, price deflation, and margin erosion, having underperformed the S&P 500 by 112% over five years according to Seeking Alpha analysis from August 2026.
Outlook remains challenging with persistent sector headwinds including interest rate sensitivity and market saturation risks. Investment opportunity exists in long-term renewable energy transition, but requires tolerance for high volatility and deeper drawdowns compared to traditional energy ETFs. Key risks include policy uncertainty, grid adaptation costs, and competitive pressure from broader clean energy alternatives.
VOOG trades at $87.69, down slightly by 0.14% on the day, with technical indicators showing mixed signals—bullish moving averages but bearish oscillators including an overbought RSI. The ETF, tracking the S&P 500 Growth Index, has delivered strong long-term returns, with recent news highlighting institutional buying and outperformance versus peers. Key support sits at $87, resistance at $88.
Outlook remains positive for long-term growth investors given VOOG's low expense ratio and historical outperformance, though near-term risks include tech sector concentration and market volatility. The ETF's focus on large-cap growth stocks positions it well for sustained appreciation, but investors should be cautious of valuation extremes in growth segments.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
TAN is a thematic ETF that tracks the MAC Global Solar Energy Index. It provides targeted exposure to the global solar industry, including manufacturers of solar panels, installers, and component suppliers like Enphase and First Solar.
Read more on TAN →VOOG is an index-based ETF that tracks the S&P 500 Growth Index, composed of the growth-oriented companies within the S&P 500. It selects constituents based on three key metrics—sales growth, the ratio of earnings change to price, and momentum—offering a highly liquid and low-cost way to capture the high-performing 'growth slice' of the broader U.S. large-cap market.
Read more on VOOG →