Found 2 exchanges where Convex Finance is traded for EUR. According to the data on 31 August the most optimal price to exchange CVX for EUR is €1.91 for 1 Convex Finance. This rate is fixed at Bitvavo at the maximum trading volume of the pair CVX/EUR - 33 ths. EUR.
The maximum daily trading volume is observed in the CVX/USDT trading pair at Phemex and reaches € 523 356.33 (0.0943% of the exchange's total trading volumes) at the price € 2.15 per 1 CVX.
The minimum price to buy CVX for EUR is 1.91 - on the exchange Bitvavo.
The maximum price to buy CVX/EUR is 1.93 - on the exchange Bit2Me.
Warning: some CVX markets show an abnormally wide spread — those quotes may be unreliable (thin liquidity or off-market trades). Cross-check the volume against several venues.