1 The typical holding period for most sells should be four months or less, preferably one month or less, even more preferably one week or even daily. 2  The taxpayer should spend a good part of most every day watching and trading the markets during trading hours.
Here we explain various used meanings for MMDD as acronym, abbreviation or texting slang word.
XDD stands for. 1  3. XDD. Lockheed DUATS. 2  2. XDD. Xact Data Discovery. 3  2. XDD. Xendo Drug Development. 4  2. XDD. Xiao Di Di. 5  2. XDD. Xpert Design and Diagnostics. 6  1. XDD. Laughing especially hard. 7  0. XDD. eXperimental Design Document.