# Fund data

- [灰度比特币信托（GBTC）](https://userguide.cryptoquant.com/zh/fund-data/grayscale-bitcoin-trust-gbtc.md): 灰度比特币信托仅对比特币进行被动投资，使投资者可以以一种安全的形式对比特币进行投资，同时又无需直接买入、存储和保管比特币资产。
- [GBTC数字资产持仓](https://userguide.cryptoquant.com/zh/fund-data/grayscale-bitcoin-trust-gbtc/digital-asset-holdings.md): 灰度比特币持仓代表的是灰度基金投资持有的比特币数额，可以通过将GBTC流通股与每股资产相乘计算得出。
- [GBTC溢价或折扣](https://userguide.cryptoquant.com/zh/fund-data/grayscale-bitcoin-trust-gbtc/market-premium.md): 市场价格（GBTC）与原生资产价值（比特币）之间差值的百分比。溢价越高越说明美国的比特币市场正处于牛市。


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