The market ensures that the final quote reflects the true economic value rather than a fleeting snapshot captured at 4:00 PM. The official close occurs at 4:00 PM ET, but the process of determining the closing value extends slightly beyond this point to ensure fairness and accuracy in the settlement process.
Options Market Close Before Expiration: Understanding the Early Close on Third Fridays
This process is vital because options, particularly those that are at-the-money, require a precise mathematical calculation to determine if they are in the money. The early close on this specific Friday is not merely a formality; it is a necessary adjustment to accommodate the volume of activity.
Participants can exercise their contracts, execute spreads, and engage in speculative plays between 9:30 AM and 4:00 PM Eastern Time on normal weekdays. While the underlying stock market operates on a defined timeline, the derivatives segment follows its own specific hours, which can shift depending on the season.
Options Market Close Before Expiration Explained
options market mirrors the standard trading day. For weekly expirations, the market closes early on the third Friday of every month.
More About What time does the options market close
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