First published by Money Metals here: https://www.moneymetals.com/news/2017/06/12/sell-stocks-buy-commodities-001092

Richard Nixon was president the last time commodities were this cheap relative to stocks. This sort of extreme relative low in the Goldman Sachs Commodities Index, which includes precious metals, has been a reliable indicator of bottoms in the past. After years of lagging stocks, the time may be coming for hard assets to shine.