> For the complete documentation index, see [llms.txt](https://docs.aevo.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aevo.xyz/aevo-products/aevo-exchange/trading-on-aevo/options-specifications/btc-options.md).

# BTC options

### Contract Specifications

<table><thead><tr><th width="377.5">Contract Type</th><th>BTC Call and Put Options</th></tr></thead><tbody><tr><td>Underlying Asset</td><td>Aevo BTC Index</td></tr><tr><td>Settlement Asset</td><td>USDC</td></tr><tr><td>Tick Size</td><td>$5</td></tr><tr><td>Expiration Date</td><td>08:00am UTC</td></tr><tr><td>Minimum Order Value</td><td>0.05 USDC</td></tr><tr><td>Method of Exercise</td><td>Cash Settled in USDC</td></tr><tr><td>Contract Expirations</td><td>Daily, Weekly, Monthly, and Quarterly</td></tr></tbody></table>