<p><img src="https://images.cointelegraph.com/images/528_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjUtMDIvMDE5NTM1YjgtN2M2ZC03ODM4LTkzNzItYjVlNTVhYTdjNWRm.jpg" alt="‘Mysterious institution’ buys almost $1B worth of Ether in week"></p><p>Ethereum’s market capitalization currently sits at $523 billion, overtaking global payment cards company Mastercard.</p>