> won't the price instantly and automatically update to reflect that during the opening auction? Yes, this is what is referred to as a "gap down" - it produces

> won't the price instantly and automatically update to reflect that during the opening auction? Yes, this is what is referred to as a "gap down" - it produces what is almost a discontinuity in the graph of the price. This is also why the opening price for an asset is often different than its closing price from the previous day.