Price offset of the markup denominated in the price type of the trade.

The field is expressed in a value that can simply be added to or subtracted from the (clean) price to reach the marked- up price. E.g., a percent of par price of 98 marked up to 98.5 should be 0.5, an FX rate of 1.17936 marked up to 1.19 should be 0.01064, a stock price of 22.75 marked up to 22.9 should be 0.15, etc.