Stock price when the opinion was issued
It's been a winner, so keep holding, but have some risk management in place. There will be volatility. Significant amount of capital can hit the bitcoin market with approval of a BlackRock ETF in the US. Frontier asset class, highly volatile, reflect that in your position size. High risk, substantial reward over the very long term. Trim, if position is outsized.
See his Top Picks for a slightly better opportunity.
Already several bankruptcies, fraud, and disasters with bitcoin. Allegations of criminal organizations using bitcoin for money laundering. He's in the investment business, not the gambling business. Highly risky, not for his clients.