Amgen Inc ( AMGN) has been named a Top 25 Socially Responsible Dividend Stock by Dividend Channel, signifying a stock with above-average ''DividendRank'' statistics including a strong 2.2% yield, as well as being recognized by prominent asset managers as being a socially responsible investment, through analysis of social and environmental criteria. Environmental criteria include considerations like the environmental impact of the company's products and services, as well as the company's efficiency in terms of its use of energy and resources. Social criteria include elements such as human rights, child labor, corporate diversity, and the company's impact on society — for instance, taken into consideration would be business activities tied to weapons, gambling, tobacco, and alcohol.According to the ETF Finder at ETF Channel, Amgen Inc is a member of the iShares MSCI KLD 400 Social Index Fund ETF (DSI), making up 1.33% of the underlying holdings of the fund, which owns $3,541,523 worth of AMGN shares. The annualized dividend paid by Amgen Inc is $2.44/share, currently paid in quarterly installments, and its most recent dividend ex-date was on 02/11/2014. Below is a long-term dividend history chart for AMGN, which the DividendRank report stressed as being of key importance. Indeed, studying a company's past dividend history can be of good help in judging whether the most recent dividend is likely to continue. AMGN operates in the Drugs & Pharmaceuticals sector, among companies like Johnson & Johnson (JNJ), and Pfizer Inc (PFE).