# MainStay S&P 500 Index Fund Investor Class (MYSPX): Mutual Fund Facts & Distributions

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- Issuer: New York Life / NYLI · Asset class: Equity
- Strategy: Passive Index · Inception: 2008-02-28

The fund's main goal is to mirror the overall return performance of the S&P 500® Index, which includes factoring in dividend reinvestments from the common stocks within it. Typically, it dedicates at least 80% of its capital (including any borrowed funds used for investments) to the equities that comprise the S&P 500, aiming to replicate their relative weights as accurately as practicable. Up to 20% of its total assets may also be invested in options and futures contracts, which are utilized strategically to maintain cash levels while staying fully invested, streamline trading activities, o...

## Key Facts

| Metric | Value |
|---|---|
| Price | $82.10 |
| Expense Ratio | 0.79% |
| Assets Under Management | $2.18B |
| NAV | $82.10 |
| Holdings Count | — |
| Distribution Yield (TTM) | 0.72% |
| Annual Distribution (TTM) | $0.59 /share |
| Distribution Frequency | Annual |
| 52-Week Range | $67.32 – $83.15 |
| Beta | 1.04 |

## Latest Distribution

- Amount: $0.5874 /share
- Ex-date: 2025-12-08
- Pay date: 2025-12-08

## Frequently Asked Questions

### What does MYSPX invest in?

The fund's main goal is to mirror the overall return performance of the S&P 500® Index, which includes factoring in dividend reinvestments from the common stocks within it. Typically, it dedicates at least 80% of its capital (including any borrowed funds used for investments) to the equities that comprise the S&P 500, aiming to replicate their relative weights as accurately as practicable. Up to 20% of its total assets may also be invested in options and futures contracts, which are utilized strategically to maintain cash levels while staying fully invested, streamline trading activities, or minimize transaction costs.

### What is the expense ratio of MYSPX?

MainStay S&P 500 Index Fund Investor Class (MYSPX) charges an expense ratio of 0.79%. This is the annual fee deducted from fund assets to cover management and operations.

### How big is MYSPX?

MainStay S&P 500 Index Fund Investor Class (MYSPX) manages $2.18B in total assets. AUM determines bid-ask liquidity and the fund's vulnerability to closure. Funds below ~$50M are at higher risk of liquidation.

### Is MYSPX actively managed or an index fund?

MYSPX is a passive index fund. It tracks a published benchmark by holding the constituents in their published weights. Index funds typically charge low expense ratios (MYSPX's is 0.79%) because there's no security selection cost.

### When was MYSPX launched?

MainStay S&P 500 Index Fund Investor Class (MYSPX) launched in February 2008 and is managed by New York Life / NYLI.

### How has MYSPX performed?

MYSPX's total return (price change plus reinvested distributions) is charted at the top of this page. Switch the price chart to Total Return and pick a 1-year, 3-year, 5-year, or 10-year window to read the compound annual growth rate (CAGR) over each horizon.

### Does MYSPX pay a dividend?

MainStay S&P 500 Index Fund Investor Class (MYSPX) currently distributes little or no income. Trailing-twelve-month yield is 0.72%. Investors looking for income should consider income-focused alternatives. See the Peers tab.

### How often does MYSPX pay dividends?

MainStay S&P 500 Index Fund Investor Class pays dividends Annual. Each ex-dividend date, record date, and payment date is listed in the dividend history table on this page.

### What is MYSPX's dividend yield?

MYSPX's trailing-twelve-month yield is 0.72%, calculated from the sum of dividends over the past year divided by the current price.

### When is MYSPX's next ex-dividend date?

The most recently announced ex-dividend date for MYSPX was 2025-12-08. The next ex-date typically follows Annual; once announced it appears at the top of the dividend history table on this page.

### How much will MYSPX's expense ratio cost me over 30 years?

On a $10,000 investment compounding at 7% gross return, a 0.79% expense ratio quietly compounds against your balance every year. The Fee Compounding Forecast card above projects the dollar drag for any holding period and assumption you pick. The typical result for a 1.0% expense ratio on a 30-year hold is roughly 25% of the final balance lost to fees.

### How does MYSPX charge its expense ratio?

The expense ratio is deducted in tiny daily slices from MYSPX's net asset value (NAV). You never see a bill. The price quoted on every exchange is already net of fees. There's no "fee day" to avoid; the cost is continuous and built into the trading price.

### Why does MYSPX cost more than a fund like VOO?

MYSPX is a passive index fund (current expense ratio 0.79%). Differences from broad-market ETFs like VOO usually come from index licensing fees, asset class (bond funds typically run cheaper than equity), or fund scale (smaller funds spread fixed operating costs across less AUM).

### Are there cheaper alternatives to MYSPX?

The Lower-Fee Alternatives card above lists mutual funds following the same investment strategy as MYSPX (0.79%) but at a lower expense ratio. Each row shows the fee gap, the peer's AUM as a liquidity sanity-check, and a direct link to that fund's analysis page. Cheaper price doesn't automatically mean better. Verify the peer holds what you actually want.

## More on Dividend Data

- Overview (HTML): https://www.dividenddata.com/funds/myspx
- Distribution history: https://www.dividenddata.com/funds/myspx/dividend
- Holdings & diversification: https://www.dividenddata.com/funds/myspx/diversification
- Fees & cheaper alternatives: https://www.dividenddata.com/funds/myspx/expenses
- Peer comparison: https://www.dividenddata.com/funds/myspx/peers

Data sourced from primary filings and market data providers; see https://www.dividenddata.com/methodology.