# TradFi

CME data will typically update as we receive it each day around 10:30pm ET. 

*Coin values shown may differ from raw contract values. For example, one CME Bitcoin futures contract is equal to five Bitcoin.*

<details>

<summary>Open Interest</summary>

Futures: The summed open interest in coin or dollar terms across all CME Bitcoin futures contracts

Options: The summed open interest in coin or dollar terms across all CME Bitcoin options contracts

</details>

<details>

<summary>Volume</summary>

Futures: The summed volume in coin or dollar terms across all CME Bitcoin futures contracts

Options: The summed volume in coin or dollar terms across all CME Bitcoin options contracts

</details>

<details>

<summary>Basis</summary>

The annualized basis of the next-month CME futures contract for the selected coin.&#x20;

*Calculated from daily settlement prices against Coinbase spot prices.*

</details>

<details>

<summary>GBTC/ETHE Premium</summary>

The premium or discount between the market price and NAV of the [Grayscale trust](https://www.grayscale.com/crypto-products) for the selected coin.

Implied price is also shown, calculated as (trust premium \* Coinbase spot price).

*Typically updates next-morning ET.*

</details>


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