SPDR S&P 400 Mid Cap Growth ETF (MDYG) Performance
MDYG total return
Distributions reinvested · as of Oct 23, 2026- YTD
- +10.7% since Dec 31, 2025
- 1 year
- +11.3% total return
- 5 years
- +5.8% a year
- 10 years
- +10.6% a year
- Since first price
- +9.8% a year since 2005
MDYG trailing returns vs SPY, QQQ, AGG
| Period | MDYG total return | Price only | S&P 500 (SPY) | Nasdaq-100 (QQQ) | U.S. bonds (AGG) |
|---|---|---|---|---|---|
| 1 month | −3.5% | −3.5% | −1.0% | −5.0% | +0.9% |
| 3 months | −5.5% | −5.7% | +3.2% | +1.9% | −0.4% |
| 6 months | −1.6% | −2.0% | +7.8% | +8.4% | −1.5% |
| YTD | +10.7% | +10.2% | +12.3% | +15.1% | −1.0% |
| 1 year | +11.3% | +10.5% | +14.4% | +15.9% | −1.1% |
| 3 years | +58.4%+16.6%/yr | +54.4% | +87.4%+23.3%/yr | +101.4%+26.3%/yr | +16.6%+5.2%/yr |
| 5 years | +32.8%+5.8%/yr | +26.8% | +79.3%+12.4%/yr | +94.0%+14.2%/yr | −0.8%−0.2%/yr |
| 10 years | +174.2%+10.6%/yr | +144.5% | +315.9%+15.3%/yr | +538.9%+20.4%/yr | +14.0%+1.3%/yr |
| 15 years | +404.0%+11.4%/yr | +318.9% | +696.0%+14.8%/yr | +1,299.3%+19.2%/yr | +32.2%+1.9%/yr |
| 20 years | +553.5%+9.8%/yr | +414.0% | +696.9%+10.9%/yr | +1,839.9%+16.0%/yr | +79.6%+3.0%/yr |
| Since inceptionNov 15, 2005 | +611.6%+9.8%/yr | +458.4% | — | — | — |
Total return from adjusted closes (distributions reinvested, before tax). Periods of 3 years or more are also shown annualized. Price only excludes distributions.
Growth of $10,000: MDYG vs SPY
From Nov 15, 2005: MDYG grew to $71,163, SPY to $90,507.
Year-end values with distributions reinvested, no taxes or trading costs. Start: first common trading day of both funds.
MDYG returns by calendar year
16 of 20 full years positive. Best 2009 (+56.1%), worst 2008 (−41.6%). 2026 is year to date.
MDYG annual returns table
| Year | MDYG | Largest drop | SPY | QQQ | AGG |
|---|---|---|---|---|---|
| 2026YTD | +10.7% | −10.2% | +12.3% | +15.1% | −1.0% |
| 2025 | +7.2% | −23.5% | +17.7% | +20.8% | +7.2% |
| 2024 | +15.8% | −9.1% | +24.9% | +25.6% | +1.3% |
| 2023 | +17.3% | −12.6% | +26.2% | +54.9% | +5.7% |
| 2022 | −18.9% | −27.2% | −18.2% | −32.6% | −13.0% |
| 2021 | +18.5% | −8.4% | +28.7% | +27.4% | −1.8% |
| 2020 | +22.6% | −39.3% | +18.3% | +48.6% | +7.5% |
| 2019 | +26.1% | −7.1% | +31.2% | +39.0% | +8.5% |
| 2018 | −10.5% | −24.0% | −4.6% | −0.1% | +0.1% |
| 2017 | +19.6% | −5.0% | +21.7% | +32.7% | +3.6% |
| 2016 | +14.4% | −10.6% | +12.0% | +7.1% | +2.4% |
| 2015 | +1.8% | −10.8% | +1.2% | +9.4% | +0.5% |
| 2014 | +7.6% | −10.6% | +13.5% | +19.2% | +6.0% |
| 2013 | +32.5% | −7.6% | +32.3% | +36.6% | −2.0% |
| 2012 | +16.8% | −11.4% | +16.0% | +18.1% | +3.8% |
| 2011 | −1.3% | −26.2% | +1.9% | +3.4% | +7.7% |
| 2010 | +27.3% | −17.4% | +15.1% | +19.9% | +6.4% |
| 2009 | +56.1% | −24.2% | +26.4% | +54.7% | +3.0% |
| 2008 | −41.6% | −56.4% | −36.8% | −41.7% | +7.9% |
| 2007 | +9.0% | −12.0% | +5.1% | +19.0% | +6.6% |
| 2006 | +11.3% | −13.9% | +15.8% | +7.1% | +3.9% |
Largest drop = deepest fall from a high within that calendar year.
Calendar-year return vs largest drop within the year
Most years include a sizable fall at some point even when the year ends higher.
MDYG largest drawdowns
Now 10.2% below the high| Peak | Decline | Bottom | Recovered | Fall | Underwater |
|---|---|---|---|---|---|
| Oct 12, 2007 | −59.1% | Nov 20, 2008 | Dec 1, 2010 | 1.1 years | 3.1 years |
| Feb 20, 2020 | −39.3% | Mar 23, 2020 | Aug 12, 2020 | 32 days | 6 months |
| Nov 16, 2021 | −29.3% | Jun 16, 2022 | Feb 29, 2024 | 7 months | 2.3 years |
| Jul 7, 2011 | −26.2% | Oct 4, 2011 | Sep 7, 2012 | 3 months | 1.2 years |
| Nov 25, 2024 | −25.5% | Apr 8, 2025 | Dec 10, 2025 | 4 months | 1.0 years |
| Sep 14, 2018 | −24.0% | Dec 24, 2018 | Nov 27, 2019 | 3 months | 1.2 years |
Declines from a closing high (distributions reinvested) of 10% or more. Underwater = time from the peak until the old high was regained.
MDYG risk statistics
| Statistic | 3 years | 5 years | 10 years | Since 2005 |
|---|---|---|---|---|
| Annualized return | +15.8% | +7.7% | +10.7% | +9.9% |
| Volatility (annualized) | 16.3% | 18.8% | 18.2% | 18.2% |
| Sharpe ratio | 0.72 | 0.30 | 0.53 | — |
| Sortino ratio | 1.18 | 0.45 | 0.79 | — |
| Best month | +9.6% | +12.7% | +14.1% | +17.1% |
| Worst month | −7.7% | −10.3% | −16.9% | −23.8% |
| Best 12 months | +34.7% | +34.7% | +76.7% | +76.7% |
| Worst 12 months | −8.1% | −19.6% | −20.6% | −46.4% |
| Positive months | 61% | 53% | 62% | 63% |
| Beta vs S&P 500 | 1.06 | 1.06 | 1.08 | — |
| Correlation with S&P 500 | 0.81 | 0.88 | 0.91 | — |
From monthly total returns. Sharpe and Sortino use 1–3 month T-bills (BIL) as the risk-free rate, so they need history from 2007 on.
MDYG rolling returns
| Holding period | Periods | Worst | Median | Best | Positive |
|---|---|---|---|---|---|
| 1-year | 240 | −46.4% | +11.9% | +76.7% | 77% |
| 3-year (a year) | 216 | −15.4% | +10.5% | +34.7% | 90% |
| 5-year (a year) | 192 | +2.0% | +10.0% | +28.3% | 100% |
| 10-year (a year) | 132 | +7.6% | +10.5% | +17.9% | 100% |
Every holding period starting at a month-end since 2005. Returns for 3 years and longer are annualized.
MDYG performance overview
SPDR S&P 400 Mid Cap Growth ETF (MDYG) returned +11.3% over the past year and +10.6% a year over ten years, with distributions reinvested. Since its first recorded price in 2005 it has returned +9.8% a year, turning $10,000 into about $71,163. Over the same year S&P 500 (SPY) returned +14.4%.
The deepest decline was −59.1%, from Oct 12, 2007 to Nov 20, 2008, and it took 2.0 years to get back to the old high. MDYG finished 16 of its 20 full calendar years with a gain; the best year was 2009 (+56.1%) and the worst 2008 (−41.6%). Volatility has been 18.2% a year.
Related: MDYG chart, MDYG holdings, MDYG dividends, MDYG valuation. See the MDYG overview for the latest quote and fund facts.
MDYG performance FAQ
What is the MDYG return over the past year?
MDYG returned +11.3% over the 12 months to October 23, 2026, including reinvested distributions. On price alone it rose 10.5%.
What is the average annual return of MDYG?
MDYG has returned +5.8% a year over 5 years, +10.6% a year over 10 years, +9.8% a year since November 15, 2005 (total return, distributions reinvested).
How much would $10,000 invested in MDYG be worth?
$10,000 invested in MDYG at its first recorded close on November 15, 2005 would be worth about $71,163 on October 23, 2026 with distributions reinvested.
What was the worst year for MDYG?
The worst calendar year was 2008, with a total return of −41.6%. The best was 2009 at +56.1%.
What is the biggest drawdown of MDYG?
The largest peak-to-trough decline was −59.1% between October 12, 2007 and November 20, 2008. It recovered to the old high on December 1, 2010, 2.0 years after the bottom.
How volatile is MDYG?
Over the past 3 years MDYG had an annualized volatility of 16.3% and a Sharpe ratio of 0.72 (excess return over 1–3 month T-bills per unit of risk).