Bitcoin
EthereumMonthly Overview
In May 2025, net flows into spot crypto ETFs were positive, totaling +$5.8B. The majority of the flows were concentrated in Bitcoin and Ethereum, with only these two assets recording inflows this month.
Weekly Breakdown
| Week | Net flow |
|---|---|
| May 1 – May 2 | +$1.1B |
| May 5 – May 9 | +$895.8M |
| May 12 – May 16 | +$650.2M |
| May 19 – May 23 | +$3.0B |
| May 27 – May 30 | +$141.0M |
Biggest Fund Moves
Largest inflows
- BlackRock (BTC): +$5.9B
- BlackRock (ETH): +$424.1M
- Grayscale BTC (BTC): +$129.8M
- Grayscale ETH (ETH): +$64.0M
- VanEck (BTC): +$61.2M
Largest outflows
Market Interpretation
Bitcoin led the monthly performance with a net inflow of +$5.2B, primarily driven by strong contributions from BlackRock. Ethereum also saw positive momentum, with a net inflow of +$564.2M, indicating institutional interest in both assets. The highest inflow day was May 22, which saw +$1.0B, while the worst day was May 30, reflecting a notable outflow of -$545.9M, pointing to volatility and potential profit-taking.
Conclusion
Overall, the month ended positively with a net figure of +$5.8B. This highlights a sustained interest in crypto ETFs despite fluctuations in daily flows.
Flows are net creations minus redemptions, published the next morning (T+1). Text written by AI from computed figures. Market data for informational purposes only. Not investment advice.