Ether hit an all-time high above $4,760 on Monday, while bitcoin topped $66,000 as it headed towards October's record.
Rahul Rai, a 24-year-old crypto hedge fund founder, believes ether could overtake bitcoin in the next six or so months.
The digital asset platform also said institutional clients can choose the Bakkt Warehouse for custody of ether.
24-year old Rahul Rai, who became a millionaire when he sold his crypto fund this year, believes the avalanche blockchain could be number one.
Investment in bitcoin hit its highest in four months in the week to September 24, when China announced it would ban most crypto activities.