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

The State Street SPDR Portfolio S&P 500 ETF (the "Fund") seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of an index that tracks the performance of large capitalization exchange traded U.S. equity securities. In seeking to track the performance of the S&P 500 Index (the "Index"), the Fund employs a sampling strategy, which means that the Fund is not required to purchase all of the securities represented in the Index. The quantity of holdings in the Fund will be based on a number of factors, including asset size of the Fund. Under normal market conditions, the Fund generally invests substantially all, but at least 80%, of its total assets in the securities comprising the Index. The Index is designed to measure the performance of the large-capitalization segment of the U.S. equity market.

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

As of March 18, 2026, SPYM stock price declined to $78.14 with 6,967,880 million shares trading.

SPYM has a beta of 1.00, meaning it tends to be more sensitive to market movements. SPYM has a correlation of 1.00 to the broad based SPY ETF.

SPYM has a market cap of $112.77 billion. This is considered a Large Cap stock.

SPYM support price is $77.96 and resistance is $79.50 (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 SPYM shares will trade within this expected range on the day.