69.15
-0.21(-0.30%)
Currency In USD
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If you invested $1000 in MainStay S&P 500 Index Fund Investor Class (MYSPX) 10 years ago, it would be worth $3,666.49 as of September 08, 2025 at a share price of $69.15. Whereas If you bought $1000 worth of MainStay S&P 500 Index Fund Investor Class (MYSPX) shares 5 years ago, it would be worth $2,024.89 as of September 08, 2025 at a share price of $69.15.
For more details, use our stock calculator to calculate how much you would've made investing different amounts on specific dates.