Positive Volume Index is an indicator of how the financial market is
moving by tracking trading volume. It looks at volume for increases from the previous day. Unusually high trading volume
days are usually looked at as inexperienced investors moving into the market, while lower volume days are the result
of more experienced traders.
Ct is today’s closing price and Cy is
yesterday’s closing price.
Additional meaning of Positive Volume Index – PVI:
Opposite of negative volume index.