GRN – iPath® Series B Carbon ETN

iPath® Series B Carbon ETN (GRN) is a Commodities Focused ETF, issued by iPath, $12.4M in assets, 0.75% expense ratio.

Returns as of Oct 23, 2026: 1 week +0.9%, 1 year +10.2%.

Tracks carbon emissions credits futures from major mechanisms, trading on ICE Futures Europe exchange.

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