ARK Invest CEO Cathie Wood stated in the firm's 2026 outlook report that Bitcoin will serve as an effective diversification tool for investment portfolios in the coming years. The analysis, based on weekly returns from January 2020 to early January 2026, highlights Bitcoin's low correlation with traditional asset classes.
Low Correlation Data Highlights BTC's Edge
The correlation coefficient between Bitcoin and gold stood at 0.14, while Bitcoin's correlation with bonds registered at 0.06, according to ARK's data. Bitcoin's correlation with the S&P 500 reached 0.28. For comparison, the correlation between the S&P 500 and bonds was 0.27, indicating tighter links among traditional assets. These figures position Bitcoin as a genuine portfolio diversifier, Wood noted.
Supply Scarcity Drives Long-Term Value
Wood attributed Bitcoin's value proposition to its supply structure. The Bitcoin protocol limits new supply growth to approximately 0.8% annually over the next two years, declining to around 0.4% thereafter. This mathematically determined and predictable supply creates natural scarcity, especially as institutional demand rises.
360% Price Surge Since Late 2022
The combination of limited, predictable supply and growing global demand has driven Bitcoin's price roughly 360% higher since the end of 2022, Wood stated. She argued that if these dynamics continue, Bitcoin could assume a more central role in both institutional and individual portfolios. ARK Invest is a New York-based investment firm specializing in disruptive innovation.