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Nanos S&P 500 Index Options*

Product Snapshot

(as of June 04, 2025)

NANOS

Symbol

12514N103

CUSIP Number

$1

Multiplier

Product Detail Page

Trading Hours

Regular Hours

8:30 a.m. to 3:15 p.m. CT (Chicago time).
Note: On the last trading day, trading hours for expiring Nano options are 15 minutes shorter from 8:30 a.m. 3:00 p.m. Central Time.

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Nano options are based on 1/10th the value of the S&P 500 Index, using index symbol NANOS. The S&P 500 Index is a capitalization-weighted index of 500 stocks from a broad range of industries. The component stocks are weighted according to the total market value of their outstanding “free float” shares.

*Nanos trade on Cboe as a $1 multiplier option (versus a $100 multiplier for standard options) on the Mini- S&P 500 Index, which is 1/10th the value of the S&P 500 Index.