Institutional investments in Bitcoin surged above $100,000 driven by ETF inflows, with major players like ARK, Fidelity, and BlackRock leading the trend. Analysts predict continued interest from hedge funds and asset managers. Positive correlation with Nasdaq also contributed to Bitcoin's growth. Grayscale Bitcoin Trust saw outflows due to high fees and market factors. Overall, the trend in Bitcoin purchases is expected to continue barring unforeseen geopolitical or economic disruptions. Total inflows into digital gold-based ETFs reached $425.5 million on May 5th.