It stands for midpoint liquidity (MPL) adding liquidity only order (ALO); an MPL order that is designated with an ALO...

A market liquidity that is provided by trades/ orders executed, or to be executed, at the mid-point. Mid-point liquidity is...

It stands for midpoint liquidity; a market liquidity that is provided by trades/ orders executed, or to be executed, at...

A market liquidity that is provided by trades/ orders executed, or to be executed, at the midpoint. Midpoint liquidity is...