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State Street SPDR S&P 500 ETF Trust (SPY) closed at $763.25 on October 16, 2026, down 1.1% from the previous close, on volume of 40,889,246 shares (30-day average 42,764,234).

Key numbers
  • Last close: $763.25 (October 16, 2026)
  • 52-week range: $629.28 to $781.62
  • Market value: $814.0 billion
  • 30-day implied volatility (IV30): 14.4%
  • Option volume: 16,340,892 contracts (6,723,255 calls, 9,617,637 puts); 30-day average 12,072,174

Data as of October 16, 2026.

SPY Stock Summary and Trading Ideas (State Street SPDR S&P 500 ETF Trust | ARCA:SPY)

Charts for Today's Stock Price and Implied Volatility in State Street SPDR S&P 500 ETF Trust

16-Oct-2026

Stock Price & Volume | Full Chart

30-Day Implied Volatility | IV30 Full Chart

Trade Ideas for Best Option Strategies for SPY by Theoretical Edge and Win Rates

Sentiment

Trading Statistics

State Street SPDR S&P 500 ETF Trust (SPY) Frequently Asked Questions

What does State Street SPDR S&P 500 ETF Trust do?

The State Street SPDR S&P 500 ETF Trust seeks to achieve its investment objective by holding a portfolio of the common stocks that are included in the S&P 500 Index (the "Portfolio"), with the weight of each stock in the Portfolio substantially corresponding to the weight of such stock in the Index. The S&P 500 Index is a diversified large cap U.S. index that holds companies across all eleven GICS sectors. The Index is designed to measure the performance of the large-cap segment of the US equity market. It is float-adjusted market capitalization weighted.

What symbol and exchange does State Street SPDR S&P 500 ETF Trust shares trade?

State Street SPDR S&P 500 ETF Trust trades on the ARCA stock market under the symbol SPY.

What is State Street SPDR S&P 500 ETF Trust stock price doing today?

As of October 16, 2026, SPY stock price declined to $763.25 with 40,889,246 million shares trading.

How much is State Street SPDR S&P 500 ETF Trust worth?

SPY has a market cap of $813.99 billion. This is considered a Mega Cap stock.

What is the highest and lowest price State Street SPDR S&P 500 ETF Trust traded in the last 3 year period?

In the last 3 years, SPY traded as high as $781.62 and as low as $409.21.

What are the support and resistance levels for State Street SPDR S&P 500 ETF Trust (SPY)?

SPY support price is $767.20 and resistance is $776.38 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that SPY shares will trade within this expected range on the day.

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