Coinbase is a US-based Cryptocurrency exchange which was established in 2012. It has over 13 Million accounts, making it the largest Digital Exchange globally and, following its last $300million fund-raise, was valued at $8 Billion.
However, Serena would appear not to be alone, as there has been an increase in the amount invested in Crypto assets as the chart indicates.
According to Crypto Fund research, there are more than 750 different funds which invest in Crypto assets and have been set up as either Crypto Hedge funds or Crypto Venture capital funds. The value of the assets that these funds managed at the beginning of 2019 was $10 Billion which, despite the poor performance during 2018, was $3.5 Billion more than the start of 2018.
For those wishing for more information on 25 of some of the better-known and larger funds which invest in Digital Assets, this link may be helpful.