Spot ETF: Holds the underlying Bitcoin directly, allowing the fund’s net asset value (NAV) to closely track the spot market price. Futures ETF: Tracks the price of Bitcoin by holding futures contracts, and its performance may be affected by factors such as futures roll costs, contango, or backwardation. For long-term investors, spot ETFs generally provide a more accurate reflection of the underlying asset’s long-term price trend, while futures ETFs may be influenced by structural characteristics of derivatives.

On the ETF data page, you can view the Bitcoin ETF list and compare different funds across the following metrics: ETF ticker Market price and trading volume Assets under management (AUM) Net asset value (NAV) Expense ratio Premium or discount These metrics help assess an ETF’s liquidity, differences across markets, and tracking efficiency, enabling more informed investment decisions.

Inflows (Net Inflow) and outflows (Net Outflow) of a Bitcoin ETF reflect buying and selling activity at the ETF product level. In general: Sustained net inflows indicate that more capital is choosing to gain exposure to Bitcoin through ETFs Sustained net outflows may suggest that capital is exiting ETFs or adjusting risk exposure to Bitcoin These fund flow metrics are commonly used to gauge shifts in preferences among institutional investors and regulated capital.

Assets Under Management (AUM): Refers to the total value of assets held by an ETF, such as the market value of the spot Bitcoin it holds. A higher AUM generally indicates stronger market acceptance and greater capital interest in the ETF. Net Asset Value (NAV): Represents the fund’s total net assets divided by the number of shares outstanding, and is a commonly used measure of an ETF’s intrinsic value. Together, AUM and NAV help investors assess an ETF’s market size, ability to attract capital, and overall valuation.

Through an ETF: Investors do not directly hold the underlying Bitcoin, but instead trade ETF shares on regulated securities markets. This approach typically offers stronger regulatory protection, greater convenience, and improved liquidity. Directly holding Bitcoin: Investors must manage their own wallets and private keys, which provides greater autonomy but also entails higher security and custody risks. Overall, ETFs serve as a tool that enables participants in traditional financial markets to more easily gain exposure to the cryptocurrency market.

Many institutional investors view Bitcoin ETFs as an efficient and compliant way to gain exposure, as ETFs offer: Trading within established regulatory frameworks Clearing and settlement mechanisms consistent with traditional assets Lower operational and compliance complexity As a result, ETFs are widely regarded as an important bridge between traditional financial markets and the digital asset ecosystem.

Although ETF investing is generally safer and more convenient than directly holding digital assets, it still involves certain risks, including: Market risk: ETF prices fluctuate in line with the underlying Bitcoin price Fee costs: Different ETFs have varying fee structures, leading to different long-term holding costs Tracking error: Futures ETFs or ETFs with higher fees may deviate from the underlying Bitcoin price Liquidity risk: ETFs with lower trading volume may experience wider bid–ask spreads These factors are important considerations when deciding whether to invest in a Bitcoin ETF.

Bitcoin ETF data is better suited for identifying medium- to long-term capital trends, rather than serving as short-term trading signals. A common analytical approach includes: Using ETF fund flows to observe institutional allocation preferences toward Bitcoin Combining ETF data with Bitcoin spot price movements to assess whether capital inflows are driving trend formation Comparing ETF data with crypto derivatives market indicators, such as Bitcoin Funding Rate andBitcoin Open Interest,to identify behavioral differences between institutional capital and leveraged trading activity When ETF inflows remain steady while leverage levels in the derivatives market (Funding Rate and Open Interest) do not expand significantly, it often suggests a relatively healthy market structure dominated by long-term capital.

Yes. CoinGlass provides APIs for both Bitcoin ETFs and Ethereum ETFs. Developers can access ETF lists, net assets history, and other core data through the API for data analysis, strategy research, or product development.

CoinGlass Bitcoin ETF APIs mainly include the following data interfaces: Bitcoin ETF list data Bitcoin ETF net assets history data These APIs can be used to track changes in Bitcoin ETF asset size and overall fund trends. 👉 CoinGlass Bitcoin ETF API Documentation

Yes. CoinGlass provides an Ethereum ETF net assets history API, which can be used to analyze changes in ETH ETF asset scale over time. 👉 CoinGlass Ethereum ETF Net Assets History API Documentation