Sanctuary Advisors Invests in Goldman Sachs Premium ETF Sanctuary Advisors LLC has acquired 5,781 shares of the Goldman Sachs S&P 500 Core Premium Income ETF (GPIX), valued at $292,000. The ETF, which combines S&P 500 equity investments with a call strategy, aims to provide steady income and potential capital growth. This acquisition reflects growing interest in income-focused investment vehicles.3