When Last is well outside the Bid-Ask range, it usually means that it's old and bogus. Which is what happens then there have been zero trades and OI is 1, as shown. You have to decide how low you're willing to go below Ask. In your example, Last is at least from the previous trading day; if the underlying moved much at all from the previous close, it's noise, not data. More on reddit.com

Welcome back to the sub. I can jump in here to help lead you in the right direction. We appreciate your interest in trading options through Fidelity. One tool that offers a similar experience is our Probability Calculator. There are a couple of different ways to access this section of our website, both through the new and classic experiences. Either way, to get there, you first need to search for the symbol you'd like to research in our search bar within the top-right corner of Fidelity.com. From there, pick the option chain. For the new experience, click on one of the boxes for either puts or calls, select "Buy" or "Sell" below that, which populates the asset on the right side of the screen, then click the three dots in the top right corner and choose "Probability Calculator." For the classic experience, you can find the probability calculator button located directly above, where you search for a position's symbol. Let us know if you have any other questions about this. We're here to help out, so don't be a stranger! Options trading entails significant risk and is not appropriate for all investors. Certain complex options strategies carry additional risk. Before trading options, please read the Characteristics and Risks of Standardized Options . Supporting documentation for any claims, if applicable, will be furnished upon request. More on reddit.com

Thank you for reaching out to us, u/Reddit_gsb ! It's great to see you active on our sub - I'm happy to address your question today. The Options Summary page on the website optimizes your options contracts for margin efficiency. The page will assess your open contracts and any long or short positions, then pair them to minimize your margin liability. This is not a feature that can be removed. Margin and cash requirements for options trades may vary depending on the type of account (IRA or nonretirement). Check out the resources linked below to learn more. Trading FAQs: Margin Multi-leg options strategies You may consider visiting the margin calculator for a better understanding of your margin balances. It will allow you to mock up hypothetical trades and price movements so you will know how your balances will be affected. You can access the margin calculator by logging in and following these steps on http://Fidelity.com : Choose "Accounts & Trade" then "Account Positions" Click the account and choose the "Balances" tab Under the "Margin" heading, select "Margin Calculator" Let us know if you have any additional questions, and we would be happy to dive deeper. We hope to see you around the sub again soon! Options trading entails significant risk and is not appropriate for all investors. Certain complex options strategies carry additional risk. Before trading options, please read the Characteristics and Risks of Standardized Options . If applicable, supporting documentation for any claims will be furnished upon request. More on reddit.com

Thanks for reaching out to us, u/jmaneein ! We are happy you found our little corner of Reddit. It sounds like you have resolved this from the comment you left below. Please let us know if you have any additional questions regarding this or any of our other products! More on reddit.com