Bitcoin ETFs kick off October with $103M inflow as institutional demand holds

US spot Bitcoin ETFs have commenced the month with a $103 million net inflow, signaling a potential continuation of the strong institutional appetite observed throughout September. This latest movement follows a robust performance last month, where funds recorded $2.65 billion in net inflows, marking the second-largest monthly accumulation since October 2025. The data suggests that institutional investors are maintaining exposure to the asset class despite broader market volatility. While Bitcoin-focused vehicles are seeing renewed capital commitment, the broader digital asset landscape remains bifurcated. Ether funds, in contrast, have struggled to capture similar momentum, recording a third consecutive day of net outflows. This divergence in capital flows highlights a shifting preference among institutional allocators who appear to be prioritizing Bitcoin as the primary vehicle for digital asset exposure heading into the final quarter of the year. The $2.65 billion September inflow figure provides a critical benchmark for market analysts assessing the sustainability of the current demand cycle. If the $103 million daily inflow pace persists, it could tighten the available supply of Bitcoin on major exchanges, potentially influencing price discovery mechanisms over the next week. Investors should monitor whether these inflows remain consistent or if they represent a temporary spike following the monthly transition. The contrast between Bitcoin and Ether performance is particularly noteworthy for those managing multi-asset crypto portfolios. As capital rotates, the widening gap in net flows may indicate a temporary consolidation of institutional interest within the Bitcoin ecosystem. Market participants should watch for volume shifts in the coming sessions to determine if this inflow trend acts as a catalyst for further price appreciation or if it merely reflects standard rebalancing activity. The resilience of institutional demand throughout September, despite macroeconomic headwinds, sets a constructive tone for the current month. With Bitcoin ETFs acting as the primary conduit for this capital, the velocity of these inflows will likely remain the most reliable indicator of near-term market sentiment. Analysts will be tracking whether the current trend in Bitcoin accumulation can overcome the persistent selling pressure currently impacting Ether funds.