State Street SPDR S&P Oil & Gas Equipment & Services ETF (XES) 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 Oil & Gas Equipment & Services ETF (XES) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $286.1M, listed on AMEX, carrying a beta of 0.96 to the broader market. The State Street SPDR S&P Oil & Gas Equipment & Services ETF seeks to provide investment results that, before fees and expenses, correspond generally to the total return performance of the S&P Oil & Gas Equipment & Services Select Industry Index (the "Index")Seeks to provide exposure to the oil and gas equipment and services segment of the S&P TMI, which comprises the Oil & Gas Drilling sub-industry and the Oil & Gas Equipment & Services sub-industrySeeks to track a modified equal weighted index which provides the potential for unconcentrated industry exposure across large, mid and small cap stocksAllows investors to take strategic or tactical positions at a more targeted level than traditional sector based investing public since 2006-06-22.
Snapshot as of May 15, 2026.
- Spot Price
- $129.49
- Expected Move
- 10.8%
- Implied High
- $143.41
- Implied Low
- $115.57
- Front DTE
- 34 days
As of May 15, 2026, State Street SPDR S&P Oil & Gas Equipment & Services ETF (XES) has an expected move of 10.75%, a one-standard-deviation implied price range of roughly $115.57 to $143.41 from the current $129.49. 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.
XES Strategy Sizing to the Expected Move
With State Street SPDR S&P Oil & Gas Equipment & Services ETF pricing an expected move of 10.75% from $129.49, 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 XES derived from ATM implied volatility at each listed expiration. Implied high/low bounds are computed as $129.49 × (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 | 37.5% | 11.4% | $144.31 | $114.67 |
| Jul 17, 2026 | 63 | 37.0% | 15.4% | $149.39 | $109.59 |
| Sep 18, 2026 | 126 | 37.8% | 22.2% | $158.25 | $100.73 |
| Dec 18, 2026 | 217 | 36.1% | 27.8% | $165.53 | $93.45 |
Frequently asked XES expected move questions
- What is the current XES expected move?
- As of May 15, 2026, State Street SPDR S&P Oil & Gas Equipment & Services ETF (XES) has an expected move of 10.75% over the next 34 days, implying a one-standard-deviation price range of $115.57 to $143.41 from the current $129.49. The expected move is derived from at-the-money straddle pricing and represents the market consensus for a ±1σ price move.
- What does the XES 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 XES 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.