> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.tradetron.tech/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Strike Fx in Position Builder: Different Examples of its uses

In this thread we will discuss how we can use different formulas under “Strike Fx” section of the Position Buillder:

To Select 5 Strikes OTM for NIFTY 50 Futures Index, we will use following formula in “Strike Fx” section of the Position Builder:

Note that By Default, ATM keyword will select ATM based on ‘Futures Index’.


![](https://storage.crisp.chat/users/helpdesk/website/948b8c26d046a000/image_1scrsdx.png)

In Fx Builder to go 5 Strikes OTM


![](https://storage.crisp.chat/users/helpdesk/website/948b8c26d046a000/image_1os0n8d.png)