Looking at the universe of stocks we cover at Dividend Channel, on 1/23/14, Targa Resources Partners LP ( NGLS) will trade ex-dividend, for its quarterly dividend of $0.7475, payable on 2/14/14. As a percentage of NGLS's recent stock price of $51.19, this dividend works out to approximately 1.46%, so look for shares of Targa Resources Partners LP to trade 1.46% lower — all else being equal — when NGLS shares open for trading on 1/23/14.Below is a dividend history chart for NGLS, showing historical dividends prior to the most recent $0.7475 declared by Targa Resources Partners LP: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from NGLS is likely to continue, and whether the current estimated yield of 5.84% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of NGLS shares, versus its 200 day moving average: Looking at the chart above, NGLS's low point in its 52 week range is $38.60 per share, with $54.25 as the 52 week high point — that compares with a last trade of $50.92. According to the ETF Finder at ETF Channel, NGLS makes up 3.74% of the MLP ETF ( MLPA) which is trading higher by about 0.6% on the day Tuesday. In Tuesday trading, Targa Resources Partners LP shares are currently up about 0.5% on the day.