I've said in the past that Gartman will lose you money in equities* ("Warren Buffett is an idiot") but in commodities, especially ags, but also commodities in general, he exhibits what computer modelers call forecast skill and can generate excess returns.
Hat tip to Plan B Economics.
*Here's the "since inception" chart for the Horizons Gartman ETF:
You'll note the ETF underperformed the S&P 500 from day 1 and only got worse from there.
