In trading on Wednesday, shares of Newpark Resources, Inc. (NR - Get Report) entered into oversold territory, changing hands as low as $4.89 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 Newpark Resources, Inc., the RSI reading has hit 29.1 — by comparison, the universe of energy stocks covered by Energy Stock Channel currently has an average RSI of 47.4, the RSI of WTI Crude Oil is at 53.5, the RSI of Henry Hub Natural Gas is presently 48.4, and the 3-2-1 Crack Spread RSI is 25.3.

START SLIDESHOW:
Click here to find out which 9 other oversold energy stocks you need to know about »

A bullish investor could look at NR's 29.1 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), NR's low point in its 52 week range is $4.89 per share, with $13.00 as the 52 week high point — that compares with a last trade of $5.43. Newpark Resources, Inc. shares are currently trading off about 12.1% on the day.

Newpark Resources, Inc. 1 Year Performance Chart

According to the ETF Finder at ETF Channel, NR makes up 1.52% of the Environmental Services ETF ( EVX) which is trading higher by about 0.2% on the day Wednesday.