On 12/10/14, Omnicare Inc.'s Series B 4.00% Trust Preferred Income Equity Redeemable Securities (OCR.PRB) will trade ex-dividend, for its quarterly dividend of $0.50, payable on 12/15/14. As a percentage of OCR.PRB's recent share price of $88.00, this dividend works out to approximately 0.57%, so look for shares of OCR.PRB to trade 0.57% lower — all else being equal — when OCR.PRB shares open for trading on 12/10/14. On an annualized basis, the current yield is approximately 2.28%, which compares to an average yield of 3.26% in the "Healthcare" preferred stock category, according to Preferred Stock Channel.As of last close, OCR.PRB was trading at a 76.00% premium to its liquidation preference amount, versus the average premium of 47.95% in the "Healthcare" category. It should be noted that the preferred shares are convertible, with a conversion ratio of 1.2248.The chart below shows the one year performance of OCR.PRB shares, versus OCR: Below is a dividend history chart for OCR.PRB, showing historical dividends prior to the most recent $0.50 on Omnicare Inc.'s Series B 4.00% Trust Preferred Income Equity Redeemable Securities: According to the ETF Finder at ETF Channel, Omnicare Inc. ( OCR) makes up 2.21% of the PowerShares DWA Healthcare Momentum Portfolio ETF (PTH) which is trading up by about 1.1% on the day Monday. In Monday trading, Omnicare Inc.'s Series B 4.00% Trust Preferred Income Equity Redeemable Securities ( OCR.PRB) is currently trading flat on the day, while the common shares ( OCR) are up about 0.1%.