GRN Stock Summary and Trading Ideas (iPath Series B Carbon ETN | ARCA:GRN)

The iPath Series B Carbon ETNs (the ETNs) are designed to provide exposure to the Barclays Global Carbon II TR USD Index (the Index). The objective of the Index is to provide exposure to the price of carbon as measured by the return of futures contracts on carbon emissions credits from two of the world's major emissions-related mechanisms (the 'mechanisms' and each a 'mechanism'). The mechanisms currently included in the Index are the European Union Emission Trading Scheme ('EU ETS') and the Kyoto Protocol's Clean Development Mechanism (the 'CDM'). The Index is composed of allocations in futures contracts on a carbon emissions credit from each mechanism included in the Index (each such contract, an 'Index Component'). The Index Components currently included in the Index are futures contracts that trade on the ICE Futures Europe exchange. The allocations of the Index to the Index Components are adjusted on an annual basis.

What symbol and exchange does iPath Series B Carbon ETN shares trade?

iPath Series B Carbon ETN trades on the ARCA stock market under the symbol GRN.

What is iPath Series B Carbon ETN stock price doing today?

As of September 16, 2026, GRN stock price declined to $33.84 with 115 million shares trading.

How much is iPath Series B Carbon ETN worth?

GRN has a market cap of $12.11 million. This is considered a Sub-Micro Cap stock.

What is the highest and lowest price iPath Series B Carbon ETN traded in the last 3 year period?

In the last 3 years, GRN traded as high as $36.45 and as low as $20.09.

Is iPath Series B Carbon ETN (GRN) a good investment?

GRN has underperformed the market in the last year with a return of +10.6%, while SPY returned +15.2%. This shows that you would have done better investing in the overall market (through SPY) over the last year than in GRN shares. However, GRN has outperformed the market in the last 3 month and 2 week periods, returning +6.7% and +2.3%, while SPY returned +0.1% and -1.0%, respectively. This indicates GRN has been having a stronger performance recently.

What are the support and resistance levels for iPath Series B Carbon ETN (GRN)?

GRN support price is $33.29 and resistance is $34.98 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that GRN shares will trade within this expected range on the day.