In trading on Wednesday, shares of the iShares MSCI Norway Capped Investable Market Index Fund ETF ( ENOR) entered into oversold territory, changing hands as low as $28.06 per share. We define oversold territory using the Relative Strength Index, or RSI, which is a technical analysis indicator used to measure momentum on a scale of zero to 100. A stock is considered to be oversold if the RSI reading falls below 30.In the case of iShares MSCI Norway Capped Investable Market Index Fund, the RSI reading has hit 28.4 — by comparison, the RSI reading for the S&P 500 is currently 50.0. A bullish investor could look at ENOR's 28.4 reading as a sign that the recent heavy selling is in the process of exhausting itself, and begin to look for entry point opportunities on the buy side. Looking at a chart of one year performance (below), ENOR's low point in its 52 week range is $22.92 per share, with $31.20 as the 52 week high point — that compares with a last trade of $28.15. iShares MSCI Norway Capped Investable Market Index Fund shares are currently trading down about 2.4% on the day.