---
slug: margin_ratio
title: Margin Ratio
language_tabs: false
toc_footers: []
includes: []
search: true
highlight_theme: ''
headingLevel: 2
---

This API is used to obtain the initial margin ratio, maintain the margin ratio and strengthen the
margin ratio of stocks.


## SDK

| Language | Link |
|---|---|
| Python | [longport.openapi.trade._trade_context](https://longportapp.github.io/openapi/python/reference_all/#longport.openapi.trade._trade_context) |
| Rust | [longport::<SDKLinks module="trade" klass="TradeContext" method="margin_ratio" />::trade#_trade_context](https://longportapp.github.io/openapi/rust/longport/<SDKLinks module="trade" klass="TradeContext" method="margin_ratio" />/struct.trade.html#method._trade_context) |
| Go | [trade.margin_ratio](https://pkg.go.dev/github.com/longportapp/openapi-go/<SDKLinks module="trade" klass="TradeContext" method="margin_ratio" />#trade.margin_ratio) |
| Node.js | [trade#TradeContext](https://longportapp.github.io/openapi/nodejs/classes/trade.html#tradecontext) |

## Request

<table className="http-basic">
<tbody>
<tr><td className="http-basic-key">HTTP Method</td><td>GET</td></tr>
<tr><td className="http-basic-key">HTTP URL</td><td>/v1/risk/margin-ratio </td></tr>
</tbody>
</table>

### Parameters

> Content-Type: application/json; charset=utf-8

| Name   | Type   | Required | Description                                                            |
| ------ | ------ | -------- | ---------------------------------------------------------------------- |
| symbol | string | YES      | Stock symbol, using the format `ticker.region`, for example: `AAPL.US` |

### Request Example

<Tabs groupId="request-example">
  <TabItem value="python" label="Python" default>

```python
from datetime import datetime
from longport.openapi import TradeContext, Config, OAuthBuilder

oauth = OAuthBuilder("your-client-id").build(lambda url: print("Visit:", url))
config = Config.from_oauth(oauth)
ctx = TradeContext(config)
resp = ctx.margin_ratio("700.HK")
print(resp)
```

  </TabItem>
  <TabItem value="python-async" label="Python (async)">

```python
import asyncio
from datetime import datetime
from longport.openapi import AsyncTradeContext, Config, OAuthBuilder

async def main() -> None:
    oauth = await OAuthBuilder("your-client-id").build_async(lambda url: print("Visit:", url))
    config = Config.from_oauth(oauth)
    ctx = AsyncTradeContext.create(config)
    resp = await ctx.margin_ratio("700.HK")
    print(resp)

if __name__ == "__main__":
    asyncio.run(main())
```

  </TabItem>
  <TabItem value="nodejs" label="Node.js">

```javascript
const { Config, TradeContext, OAuth } = require('longport')

async function main() {
  const oauth = await OAuth.build('your-client-id', (_, url) => {
    console.log('Open this URL to authorize: ' + url)
  })
  const config = Config.fromOAuth(oauth)
  const ctx = TradeContext.new(config)
  const resp = await ctx.marginRatio('700.HK')
  console.log(resp)
}
main().catch(console.error)
```

  </TabItem>
  <TabItem value="java" label="Java">

```java
import com.longport.*;
import com.longport.trade.*;

class Main {
    public static void main(String[] args) throws Exception {
        try (OAuth oauth = new OAuthBuilder("your-client-id").build(url -> System.out.println("Open to authorize: " + url)).get();
             Config config = Config.fromOAuth(oauth);
             TradeContext ctx = TradeContext.create(config)) {
            MarginRatio resp = ctx.getMarginRatio("700.HK").get();
            System.out.println(resp);
        }
    }
}
```

  </TabItem>
  <TabItem value="rust" label="Rust">

```rust
use std::sync::Arc;
use longport::{oauth::OAuthBuilder, trade::TradeContext, Config};

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let oauth = OAuthBuilder::new("your-client-id").build(|url| println!("Open this URL to authorize: {url}")).await?;
    let config = Arc::new(Config::from_oauth(oauth));
    let (ctx, _) = TradeContext::new(config);
    let resp = ctx.margin_ratio("700.HK").await?;
    println!("{:?}", resp);
    Ok(())
}
```

  </TabItem>
  <TabItem value="cpp" label="C++">

```cpp
#include <iostream>
#include <longport.hpp>

#ifdef WIN32
#include <windows.h>
#endif

using namespace longport;
using namespace longport::trade;

static void
run(const OAuth& oauth)
{
    Config config = Config::from_oauth(oauth);
    TradeContext ctx = TradeContext::create(config);

    ctx.margin_ratio("700.HK", [](auto res) {
        if (!res) { std::cout << "failed" << std::endl; return; }
        std::cout << "margin_ratio" << std::endl;
    });
}

int main(int argc, char const* argv[]) {
#ifdef WIN32
    SetConsoleOutputCP(CP_UTF8);
#endif

    const std::string client_id = "your-client-id";
    OAuthBuilder(client_id).build(
    [](const std::string& url) {
        std::cout << "Open this URL to authorize: " << url << std::endl;
    },
    [](auto res) {
        if (!res) {
            std::cout << "authorization failed: " << *res.status().message() << std::endl;
            return;
        }
        run(*res);
    });

    std::cin.get();
    return 0;
}
```

  </TabItem>
  <TabItem value="go" label="Go">

```go
package main

import (
	"context"
	"fmt"
	"log"

	"github.com/longportapp/openapi-go/config"
	"github.com/longportapp/openapi-go/oauth"
	"github.com/longportapp/openapi-go/trade"
)

func main() {
	o := oauth.New("your-client-id").
		OnOpenURL(func(url string) { fmt.Println("Open this URL to authorize:", url) })
	if err := o.Build(context.Background()); err != nil {
		log.Fatal(err)
	}
	conf, err := config.New(config.WithOAuthClient(o))
	if err != nil {
		log.Fatal(err)
	}
	tctx, err := trade.NewFromCfg(conf)
	if err != nil {
		log.Fatal(err)
	}
	defer tctx.Close()
	mr, err := tctx.MarginRatio(context.Background(), "700.HK")
	if err != nil {
		log.Fatal(err)
	}
	fmt.Printf("%+v\n", mr)
}
```

  </TabItem>
</Tabs>

## Response

### Response Headers

- Content-Type: application/json

### Response Example

```json
{
  "code": 0,
  "data": {
    "im_factor": "0.1",
    "mm_factor": "0.1",
    "fm_factor": "0.1"
  }
}
```

### Response Status

| Status | Description    | Schema                                      |
| ------ | -------------- | ------------------------------------------- |
| 200    | Success        | [margin_ratio_rsp](#schemamargin_ratio_rsp) |
| 400    | Internal Error | None                                        |

<aside className="success">
</aside>

## Schemas

### margin_ratio_rsp

<a id="schemamargin_ratio_rsp"></a>
<a id="schemamargin_ratio_rsp"></a>

| Name      | Type   | Required | Description                       |
| --------- | ------ | -------- | --------------------------------- |
| im_factor | string | true     | Initial margin ratio              |
| mm_factor | string | true     | Maintain the initial margin ratio |
| fm_factor | string | true     | Forced close-out margin ratio     |