Wednesday’s total option volume of 45.9 million contracts resulted in net open interest growth of 5.92 million calls and 4.67 million puts.

To analyze stocks, we often use option ... open interest configuration of a stock is simply the number of open puts or calls at the various strike prices and can be illustrated by plotting a chart ...

Open interest and volume are two closely related topics in the world of options trading, so it makes sense to discuss them as a unified subject. Volume is already a familiar concept to stock ...