The S&P 500 Index (GSPC, or SP500), is a stock market index that represents the performance of the 500 largest publicly traded companies in the US. The index comprises many industries, including technology, healthcare, financials, consumer staples, etc. It is widely considered a leading indicator of the overall performance of the US stock market. It is often used as a benchmark for the performance of mutual funds, ETFs, and other investment products.

The S&P 500 Index is calculated by Standard & Poor's, a financial services company. It is a market-capitalization-weighted index, meaning that the weight of each company in the index is based on its market capitalization (the value of its outstanding shares of stock). The index is rebalanced periodically to reflect the current market conditions.

The S&P 500 Index is often used as a benchmark for the performance of mutual funds, ETFs, and other investment products because it provides broad exposure to the US stock market and represents a diverse range of industries. In addition, many investors use the S&P 500 Index as a benchmark for their portfolio performance, or they may invest in products that track the index's performance, such as ETFs.

^GSPC

NasdaqGS

Position	Category/Sector	Target Weight
CHNG		16.67%
EHTH eHealth, Inc.	Financial Services	16.67%
IRTC iRhythm Technologies, Inc.	Healthcare	16.67%
MASI Masimo Corporation	Healthcare	16.67%
OMCL Omnicell, Inc.	Healthcare	16.67%
RMD ResMed Inc.	Healthcare	16.67%

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