Short options
Why do professional options sellers target 30 to 45 Days to Expiration (DTE) to maximize Theta capture?
By Easy Money Scanner · Educational reference · Not investment advice
The short answer
Many premium sellers target the 30-45 day window because theta decay accelerates as expiration nears, while this range still offers a meaningful premium relative to time at risk, balancing decay speed against exposure to adverse price swings.
How it works
This is a common guideline discussed in options education rather than a fixed rule, since shorter-dated options decay faster per day but carry less total premium and require more frequent management.
An example
A trader may choose a 35-day credit spread instead of a 10-day spread to collect more premium per trade while still benefiting from accelerating theta in the final weeks.
Risk & limitations
OIC materials caution that no DTE window guarantees profitability, and shorter-dated options also carry higher gamma risk from sudden price moves near expiration.
Examples are hypothetical, not trade recommendations. US contract and regulatory references do not automatically apply in Canada. Rules, margin requirements and broker policies can change; confirm them with the relevant authority and your broker.