On 9/29/15, Vanguard Natural Resources LLC's 7.875% Series A Cumulative Redeemable Perpetual Preferred Units (VNRAP) will trade ex-dividend, for its monthly dividend of $0.1641, payable on 10/15/15. As a percentage of VNRAP's recent share price of $19.96, this dividend works out to approximately 0.82%, so look for shares of VNRAP to trade 0.82% lower — all else being equal — when VNRAP shares open for trading on 9/29/15. On an annualized basis, the current yield is approximately 9.69%, which compares to an average yield of 8.11% in the "Energy" preferred stock category, according to Preferred Stock Channel.

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As of last close, VNRAP was trading at a 18.68% discount to its liquidation preference amount. The chart below shows the one year performance of VNRAP shares, versus VNR:

Performance Comparison Chart

Below is a dividend history chart for VNRAP, showing historical dividends prior to the most recent $0.1641 on Vanguard Natural Resources LLC's 7.875% Series A Cumulative Redeemable Perpetual Preferred Units:

VNRAP+Dividend+History+Chart

According to the ETF Finder at ETF Channel, Vanguard Natural Resources LLC ( VNR) makes up 4.22% of the Junior MLP ETF (MLPJ) which is trading relatively unchanged on the day Friday.

In Friday trading, Vanguard Natural Resources LLC's 7.875% Series A Cumulative Redeemable Perpetual Preferred Units ( VNRAP) is currently down about 1.8% on the day, while the common shares ( VNR) are trading flat.