State Street SPDR S&P 400 TM Mid Cap Growth ETF
State Street SPDR S&P 400 TM Mid Cap Growth ETF (MDYG) Expected Move
MDYG expected move through Sep 18, 2026 is 5.1%, with 1 days to expiration. The implied range is $99.01 to $109.56, based on the previous trading day's options prices.
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Tracking the MDYG expected move helps you see how far State Street SPDR S&P 400 TM Mid Cap Growth ETF's options market is pricing the stock to travel over a given period — whether that's the next day, week, or earnings cycle. State Street SPDR S&P 400 TM Mid Cap Growth ETF's expected move is derived directly from option premiums and gives you an objective range to plan trades, set strikes, and manage risk. Use our scanner to monitor the MDYG expected move for this week's options, in real time.
The expected move is typically calculated from at-the-money straddle prices (or a blend of straddles and strangles) and represents roughly a one-standard-deviation range over the chosen timeframe. For MDYG, comparing the implied expected move to actual realized moves over similar windows tells you whether the options market has historically overestimated or underestimated volatility. The MDYG expected move for this week's options pricing is especially useful for short-dated traders, earnings players, and anyone selling premium who needs to know where the market thinks State Street SPDR S&P 400 TM Mid Cap Growth ETF is unlikely to go.
The State Street SPDR S&P 400 Mid Cap Growth ETF seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of the S&P MidCap 400 Growth Index (the "Index")The Index contains stocks that exhibit the strongest growth characteristics based on: sales growth, earnings change to price ratio, and momentum
Iron condors, weekly premium sales, directional swing trades — they all live or die by where the market thinks the stock won't go. Our scanner tracks the MDYG expected move across every expiration, benchmarks it against realized moves, and shows you when implied ranges are out of line with history. The State Street SPDR S&P 400 TM Mid Cap Growth ETF expected move for this week's options is the fastest read on short-term risk, which gives you a quick way to interpret what the options market thinks about MDYG.
MDYG Price
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| Expiration | DTE | Expected move (USD) | Expected move (%) | Upper price | Lower price |
|---|---|---|---|---|---|
| Sep 18, 2026 | 1 | $5.28 | 5.1% | $109.56 | $99.01 |
| Oct 16, 2026 | 29 | $5.75 | 5.5% | $110.03 | $98.53 |
| Dec 18, 2026 | 92 | $7.19 | 6.9% | $111.47 | $97.09 |
| Mar 19, 2027 | 183 | $10.71 | 10.3% | $114.99 | $93.57 |
As of September 15, 2026
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