Ratio Analysis charts one security divided by another (for example MSTR against bitcoin), along with their correlation and a regression.

**GR** follows its [link group](/help-center/roxom-pro/getting-started/linking-windows).

**Aliases:** `RATIO`, `PAIR`

  <video autoPlay muted loop playsInline className="w-full" poster="/images/help-center/roxom-pro/clips/gr.jpg" src="/images/help-center/roxom-pro/clips/gr.mp4" aria-label="GR walkthrough: typing GR MSTR/BTC-USD to open Ratio Analysis, then using its main controls">

## How to use GR

| You type | Result |
|---|---|
| `MSTR GR` <kbd>ENTER | MSTR against the S&P 500 ETF (SPY), the default second leg. |
| `GR MSTR/BTC-USD` <kbd>ENTER | MSTR divided by bitcoin. `GR MSTR BTC-USD` works too. |

## Options

From the window menu: **PERIOD** (guests see 1Y only), **Regression** statistics (Pro), **Correlation**, and **Swap legs** to invert the ratio.

## Window menu

Open **▾** in the title bar (or right-click the window) for GR's options:

| Menu item | Shortcut |
|---|---|
| **Period** | |
| ◆ 1D | `1
` |
| ◆ 1W | `2
` |
| ◆ 1M | `3
` |
| ◆ 3M | `4
` |
| ◆ 6M | `5
` |
| ◆ YTD | `6
` |
| 1Y | `7
` |
| ◆ 5Y | `8
` |
| Regression |  |
| Correlation |  |
| Swap legs |  |

The menu also has the standard window actions: change function, change security, link, open a copy, zoom and close.

## Plan limits

| | Guest | Free | Pro |
|---|---|---|---|
| Every date range | — | ✓ | ✓ |
| Regression statistics | — | — | ✓ |

See [Plans and access](/help-center/roxom-pro/getting-started/plans-and-access).

## Related functions

**HMS: Historical Multiple Security**
Compare securities on one chart

**GP: Chart**
Price graph

**TLTS: Style Exposure**
Size · momentum · quality · value · volatility · growth · yield factors vs a benchmark and peers

## FAQ

**What does GR do?**

    Pair ratio, correlation, regression.

**How do I open GR?**

    Type `GR` on the command line and press ENTER. To open it in a new window, type `+GR` or press ⇧ENTER. Add a ticker first to load a specific security, for example `MSTR GR`.