What is the definition of P/NCAV?
Price to NCAV compares the current price to the Net Current Asset Value which equals the companies current assets minus its total liabilities. This gives an additional margin of safety versus Price to Book Value - on this valuation measure, one is essentially paying nothing for all the fixed assets (buildings, machinery, etc0, or any goodwill items that may exist.
What is the definition of 3m Avg Vol?
This is the daily average of the cumulative trading volume during the last three months.
As an example, the 3 month average volume of Vodafone, admittedly a mega-cap, as of May 15th 2015 was 59,376,983.
Large institutional funds cannot trade in and out of a stock without leaving their footprints, and learning to read the signs in daily and weekly volume is important. If current volumes are higher than previous volumes while price is increasing, it may be a sign of fund accumulation
.