SPDR S&P 500 ETF Trust (SPY) Range-Bound Price Structure, Support and Resistance

SPY market structure, key levels, and derivatives interpreted from closed daily data, and explaining its behavior relative to the broader crypto market.

As of 2026-08-29 | Symbol SPY | Last closed price 771.37
Last closed price
771.37
Closed daily candle only, no live price.
365 day range
637.64 to 783.25
Based on the last 365 closed daily candles.
Key levels (55D)
720.56 / 783.25
Support is lower, resistance is upper.

Price Position and Structural State

SPDR S&P 500 ETF Trust (SPY) closed at 771.37 USDT on August 29, 2026, up 0.21%. The asset now sits in a sideways structure near the top of its 55-day range. Current 55-day support is near 720.56 USDT, with resistance near 783.25 USDT. A daily close above 783.25 USDT would confirm an upside regime shift. A rejection near resistance would keep price inside the range.

Moving Averages and Trend Context

SPY is trading above all key moving averages, but the move is still early rather than stretched. MA20 at 770.92 USDT stands as the first moving-average support area to watch. Price sits 1.59% above MA50, within a historical range of -1.83% to 4.72%. The structure is positive, but price remains close to its moving-average base, which limits extension risk for now.

Trading Friction and Price Efficiency

SPY shows high trading friction, with a 3-day friction score of 28.3. The score combines price progress, wick rejection, and volume confirmation. Recent candles show contested movement, with weak price progress or heavier wick rejection. In this condition, moves near support or resistance carry less weight until price closes more cleanly.

Open Interest, Funding, and Positioning

Open interest increased +4.03% in one day and remains near the upper side of its 180-day range. This shows leverage is elevated and still building.

Funding is positive on the 24-hour average at +0.002746%, with the 7-day average also positive at +0.003541%. This shows sustained long-side cost pressure across both short and medium windows.

The long/short ratio is 1.24, sitting near the upper side of its 180-day range at 85.94%. This means long accounts are unusually dominant compared with recent history.

Correlation, Beta, and Index Relationship

SPY shows weak linkage to the broader crypto market (Sigloid Index). Correlation is limited, and R² indicates that index behavior explains only a small portion of its movement. This suggests price action is largely driven by asset-specific factors rather than broader market direction. Over the 30-day window, the relationship is stable. Over the 60-day window, the relationship is stable.

Correlation, Beta, and R² by Window
Relationship metrics compare this asset with the Sigloid Index across closed daily data windows.
WindowCorrelationBetaRead
30D0.070.0150.005Weak linkage
60D0.2670.0680.071Weak linkage
180DNot enough data

Momentum, Volatility, and Indicator Pressure

SPY remains in a low-volatility setup. ATR% reads 0.75, below its full historical range, and Bollinger Band width% reads 2.30, close to the bottom of its full historical range. 20-day Volume Z-score is -1.36, so participation is not forcing a broader move yet.

RSI has improved to 56.17, but MACD histogram and ROC14 have not confirmed the same move. Momentum is trying to recover, but confirmation remains limited.

The read is early: some pressure is improving, but the asset remains compressed. A better signal would need range expansion and stronger volume.

Broader Market Regime

The Sigloid Index remains in a bullish regime, showing broad strength across the market. SPY has a weak link to that market condition, so price behavior depends more on its own structure than on the broader market trend.

Key Levels for the Next State Change

For SPY, the next structural shift depends on range boundaries. A daily close above 55-day resistance at 783.25 USDT establishes a bullish regime, while a daily close below 55-day support at 720.56 USDT confirms a bearish regime.

SPDR S&P 500 ETF Trust (SPY) Historical Chart and Market Context

Sigloid historical research chart

This chart gives a historical research view of the asset, including daily price, ATR%, Bollinger Band width%, distance from moving averages, historical open interest, funding, historical long/short ratio, and rolling correlation, beta, and R² versus market benchmarks.

Chart Description

The SPDR S&P 500 ETF Trust (SPY) chart includes historical daily price data, RSI, MACD, moving averages, distance from key moving averages, ATR%, Bollinger Band width%, volume, open interest, funding, and long/short positioning. It also adds structural and statistical context, including 55-day price range position and historical range positioning for ATR%, Bollinger Band width%, open interest, and long/short ratio across 30-day, 60-day, 90-day, 180-day, and full-history windows. In addition, it provides multi-timeframe rolling correlation, beta, and R² versus the Sigloid Index, Bitcoin, and Ethereum, helping evaluate trend structure, volatility conditions, derivatives positioning, and broader market relationships in a single research view.

Data notes

Data source: Binance futures market data. Indicators use closed daily candles only.

Disclaimer: Research context only. Not financial advice. No prediction. Crypto markets are risky.

Research FAQ

Frequently Asked Questions

Short answers based on closed daily structure, volatility, derivatives, and Bitcoin relationship data.

What is the current market structure for SPY?+

SPY is currently in a sideways structure based on closed daily data. Price remains inside the 55-day range, so Sigloid treats the structure as unresolved.

What are the key support and resistance levels for SPY?+

SPY's nearest support is 55-day support near 720.56 USDT, while nearest resistance is 55-day resistance near 783.25 USDT. These levels come from the lower side of the 55-day range and the upper side of the 55-day range.

What would change the current SPY structure?+

A daily close above 55-day resistance near 783.25 USDT would support a bullish shift. A daily close below 55-day support near 720.56 USDT would support a bearish shift.

What do momentum and volatility show for SPY?+

SPY's momentum is mixed. RSI reads 56.17, ROC14 is -0.79%, while ATR% and Bollinger Band width% show the current volatility backdrop.

What do open interest and long/short positioning show for SPY?+

Open interest and positioning show long-side pressure. OI changed +4.03% over one day, while the long/short ratio reads 1.24.

How correlated is SPY with Bitcoin?+

SPY currently shows weak linkage with Bitcoin on the 30-day window. Correlation is -0.00, beta is -0.00, and R² is 0.00.

Is Sigloid's SPY analysis based on live price?+

No. Sigloid's daily SPY analysis uses closed daily market data, not live intraday price. Live structure changes are tracked separately on the Live Events page.