"Amundi STOXX Europe 600 ESG UCITS ETF Acc" is an exchange-traded investment fund (ETF). It refers to the STOXX Europe 600 ESG+ Index. This index reflects the development of securities . The ETF replicates its index using synthetic replication, so the index performance is realized using a swap contract. The ETF's earnings are automatically reinvested (accumulated). The fund company Amundi claims a total expense ratio (TER) of 0.18% per year. The yearly average divergence from the index performance (Tracking Difference) since 2010 was -0.09% per year. Therefore, the ETF was less expensive than the TER suggests and even exceeded the index performance.