Found 3 exchanges where Lisk is traded for EUR. According to the data on 27 August the most optimal price to exchange LSK for EUR is €0.087 for 1 Lisk. This rate is fixed at Bitvavo at the maximum trading volume of the pair LSK/EUR - 425.9 ths. EUR.
The maximum daily trading volume is observed in the LSK/KRW trading pair at Upbit and reaches € 9 065 757.46 (1.07% of the exchange's total trading volumes) at the price € 0.0873 per 1 LSK.
The minimum price to buy LSK for EUR is 0.0798 - on the exchange Kraken.
The maximum price to buy LSK/EUR is 0.087 - on the exchange Bitvavo.
Warning: some LSK markets show an abnormally wide spread — those quotes may be unreliable (thin liquidity or off-market trades). Cross-check the volume against several venues.