Open Interest
Definition
The total number of outstanding option contracts that have not been settled or closed. Indicates liquidity and market interest.
Example
Rising open interest with price increase confirms bullish trend. Volume (Options) Category: Options Definition: The number of option contracts traded in a given period. High volume indicates strong interest and liquidity. Related Te
Frequently Asked Question
What is Open Interest in trading?
The total number of outstanding option contracts that have not been settled or closed. Indicates liquidity and market interest.
APA Citation
Last updated:
· Source: VixShield Trading Glossary — From SPX Mastery by Russell Clark
⚠️ Not financial advice. This definition is educational content from the SPX Mastery book series by Russell Clark (VixShield). Past performance is not indicative of future results. Trading options involves substantial risk of loss and is not appropriate for all investors. Always paper trade before risking real capital.