State Street SPDR S&P Software & Services ETF (XSW) Expected Move
Expected move estimates the probable price range for a given period based on at-the-money options pricing. It reflects the market consensus for volatility over the selected timeframe.
State Street SPDR S&P Software & Services ETF (XSW) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $345.6M, listed on AMEX, carrying a beta of 1.19 to the broader market. The State Street SPDR S&P Software & Services ETF seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of the S&P Software & Services Select Industry Index (the "Index")Seeks to provide exposure to the software and services segment of the S&P TMI, which comprises the following sub-industries: Application Software, Interactive Home Entertainment, IT Consulting & Other Services, and Systems Software. public since 2011-09-29.
Snapshot as of May 15, 2026.
- Spot Price
- $157.07
- Expected Move
- 10.0%
- Implied High
- $172.83
- Implied Low
- $141.31
- Front DTE
- 34 days
As of May 15, 2026, State Street SPDR S&P Software & Services ETF (XSW) has an expected move of 10.03%, a one-standard-deviation implied price range of roughly $141.31 to $172.83 from the current $157.07. Expected move is derived from at-the-money straddle pricing and represents the market's pricing of a ±1σ move. Roughly 68% of outcomes should fall within this range under lognormal assumptions, though empirical markets have fatter tails.
XSW Strategy Sizing to the Expected Move
With State Street SPDR S&P Software & Services ETF pricing an expected move of 10.03% from $157.07, risk-defined strategies sized to the implied range structurally target the modal outcome distribution. Iron condors with wings at the ±1σ expected move boundaries collect premium against the ~68% probability that spot stays inside the range under lognormal assumptions; strangles set wider at ±1.5σ or ±2σ target the tails but pay smaller per-trade premium. Long-vol structures (long straddles, ratio backspreads) profit when realized move exceeds the implied move, the inverse trade: they bet against the lognormal assumption itself, capitalizing on the empirically fatter equity-return tails.
Learn how expected move is reported and how to read the data →
Per-expiration expected move for XSW derived from ATM implied volatility at each listed expiration. Implied high/low bounds are computed as $157.07 × (1 ± expected move %). One standard-deviation range under lognormal assumptions, roughly 68% of outcomes fall inside.
| Expiration | DTE | ATM IV | Expected Move | Implied High | Implied Low |
|---|---|---|---|---|---|
| Jun 18, 2026 | 34 | 35.0% | 10.7% | $173.85 | $140.29 |
| Jul 17, 2026 | 63 | 35.7% | 14.8% | $180.37 | $133.77 |
| Oct 16, 2026 | 154 | 34.4% | 22.3% | $192.17 | $121.97 |
| Jan 15, 2027 | 245 | 35.1% | 28.8% | $202.24 | $111.90 |
Frequently asked XSW expected move questions
- What is the current XSW expected move?
- As of May 15, 2026, State Street SPDR S&P Software & Services ETF (XSW) has an expected move of 10.03% over the next 34 days, implying a one-standard-deviation price range of $141.31 to $172.83 from the current $157.07. The expected move is derived from at-the-money straddle pricing and represents the market consensus for a ±1σ price move.
- What does the XSW expected move mean for traders?
- Roughly 68% of outcomes should fall within ±1 expected move and 95% within ±2 under lognormal assumptions, though equity returns have empirically fatter tails than log-normal predicts. Strategies sized to the expected move (iron condors at ±1σ, strangles at ±1.5σ) target the typical outcome distribution; strategies that profit from tail moves (long-vol structures, ratio backspreads) target the tails the lognormal model under-prices.
- How is XSW expected move calculated?
- The expected move displayed here is derived from at-the-money implied volatility scaled to the chosen tenor: expected move % is approximately ATM IV times sqrt(T / 365), where T is days to expiration. An equivalent straddle-based form: the ATM straddle (call + put at the same strike) is roughly sqrt(2/pi) times spot times IV times sqrt(T/365), so the implied one-standard-deviation move is approximately 1.25 times ATM straddle divided by spot. The two formulations agree once the sqrt(2/pi) constant is reconciled.