S&P500 ETF vs iShares 20 Plus Year Treasury Bond ETF — how do they compare? S&P500 ETF trades at $778.54 (market cap $821.54B), while iShares 20 Plus Year Treasury Bond ETF trades at $77.98 (market cap $47.61B). The key difference: S&P500 ETF is far larger — about 17.3× iShares 20 Plus Year Treasury Bond ETF's market cap, and S&P500 ETF is trading nearer its 52-week high, iShares 20 Plus Year Treasury Bond ETF nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold S&P500 ETF for 205 Days and iShares 20 Plus Year Treasury Bond ETF for 83 Days on average.
| SPY | TLT | |
|---|---|---|
Market Cap | $821.54B | $47.61B |
Volume | 40,070,358 | 49,263,490 |
52-Week High | $779.14 | $92.06 |
52-Week Low | $631.99 | $77.11 |
Typical Hold Time | 205 Days | 83 Days |
Sector | — | Fixed Income |
Signals from Pluang's Aura AI — not financial advice
SPY, tracking the S&P 500, trades at $773.97, down 0.42% over 24 hours, with technical indicators showing a bullish trend from moving averages but neutral oscillators. The ETF is near its pivot point of $774, with support at $771 and resistance at $777. Recent news highlights mixed sentiment, with some articles pointing to strong profit growth in 2026 but expectations of a slowdown in 2027, while others discuss defensive positioning and valuation concerns amid market volatility.
The outlook for SPY remains tied to broader market dynamics, with potential upside from continued corporate earnings growth but risks from economic slowdowns and elevated valuations. Investors face opportunities from historical year-end rallies cited by analysts, yet must weigh risks like margin debt warnings and profit growth deceleration. Key factors include upcoming economic data and institutional flows influencing near-term performance.
TLT, the iShares 20+ Year Treasury Bond ETF, trades at $77.87, down 46% over five years amid a historic bond market selloff. The technical outlook is bearish with moving averages signaling continued pressure, while oscillators remain neutral. Recent news highlights Treasury yields reaching multi-decade highs above 5.3%, creating headwinds for long-duration bond funds as investors face elevated interest rate expectations.
The ETF faces significant interest rate risk with the Federal Reserve maintaining higher rates. Current yields above 5% offer attractive income but price depreciation remains a concern. Key risks include prolonged high inflation, further Fed tightening, and economic growth surprises that could extend the bond market downturn.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
Latest headlines on both assets
The ETF is designed to track the performance of the securities and the stocks in the S&P 500 Index. To maintain the composition and weightings, the advisor adjusts the ETF from time to time to conform to periodic changes in the index target.
Read more on SPY →The fund will invest at least 80% of its assets in the component securities of the underlying index, and it will invest at least 90% of its assets in US Treasury securities that the advisor believes will help the fund track the underlying index. The underlying index measures the performance of public obligations of the US Treasury that have a remaining maturity greater than or equal to twenty years.
Read more on TLT →