Margin VMBuffer

Calculate the amount of Variation Margin buffer that should be maintained to cover a daily VM call at a specified confidence level.

Parameter Description Default Options
portfolios
Required
Input portfolios. Can be trades in QuickTrade, FPML5, LCH, CME or SDR format. Or risk sensitivities in CRIF, LCH or CME format. Or portfolioIds of previously loaded portfolios Or any combination of these
whatif
Optional
Whatif portfolios. Can be trades in QuickTrade, FPML5, LCH, CME or SDR format. Or risk sensitivities in CRIF, LCH or CME format. Or portfolioIds of previously loaded portfolios Or any combination of these
valueDate
Optional
The value date in YYYY-MM-DD format. 2021-06-19
observatonPeriod
Optional
Observation Period of shift set to use for the historical VaR calculation 1Y 1Y , 2Y
Confidence
Optional
Confidence Level to use in the historical VaR calculation 99.0
VaRLossMethod
Optional
Loss Method to use in the historical VaR calculation VaR VaR , ExpectedShortFall , WorstCase
import clarus

response = clarus.margin.vmbuffer(portfolios='1H')
print (response)
import com.clarusft.api.model.margin.VMBufferRequest
import com.clarusft.api.model.margin.VMBufferResponse

ApiClient clarus = ApiClient.getDefault();
VMBufferResponse response = clarus.request(new VMBufferRequest().withPortfolios("1H"));
System.out.println(response);
import Clarus

response = Clarus.Margin.vmbuffer(portfolios="1H")
print(response)

##
##Need to install packages once, if not already installed
##install.packages('httr')
##install.packages('readr')
##

library('httr')
##library('readr')

## Manually edit and set key/secret here ##
apiKey <- '...'
apiSecret <-'...'

request <- function(category, functionName, ...){
  restUrl  =  paste0('https://apieval.clarusft.com/api/rest/v1/', category, '/',functionName, '.csv')
  response <- POST(url=restUrl, body=list(...), encode='json', authenticate(apiKey, apiSecret, type='basic'))
  if (response$status_code!=200){
      stop(paste0('Request to ', category, '/', functionName, ' failed with status code: ', response$status_code))
  }
  return (response)
}

dataframe <- function(response){
  return (read.csv(text=content(response, 'text'), sep=',', head=TRUE))
}
## filename <- file.path('C:', 'Temp', 'myfile.csv')
## myvalue <- <- read_file(filename)

r <- request('margin', 'VMBuffer', portfolios='1H')
df <- dataframe(r)
print (df)

import requests
import sys
import pandas
import io
#import os

# Example of REST API call to Clarus Microservices #

# Manually edit and set key/secret here #
apiKey = ''
apiSecret = ''

print (sys.version)

def request(category, functionName, **params):
  restUrl = 'https://apieval.clarusft.com/api/rest/v1/' + category + '/' + functionName + '.json'
  r = requests.post(restUrl, json=params, auth=(apiKey, apiSecret))
  r.raise_for_status()
  return r.json()

def dataframe(results):
  return pandas.DataFrame(results['results'])

# filename = os.path.join('C:\\', 'Temp', 'myfile.csv')
# myvalue = open(filename).read()

r = request('margin', 'VMBuffer', portfolios='1H')
df = dataframe(r)
print(pandas.DataFrame.head(df))


use strict;
use warnings;
use MIME::Base64;
use JSON;
use REST::Client;

# Example of REST API call to Clarus Microservices #

my $client = REST::Client->new();
$client->addHeader('Content-Type', 'application/json');

# Manually edit and set key/secret here 
my $apiKey = '';
my $apiSecret = '';

my $encoded_auth = encode_base64("$apiKey:$apiSecret", '');
$client->addHeader('Authorization', "Basic $encoded_auth");

my %params = ('portfolios' => '1H');

my $urlBase = 'https://apieval.clarusft.com/api/rest/v1/';
my $category = 'margin/';
my $name = 'VMBuffer';
my $outputFormat = '.csv'; #can also be '.json' or '.tsv'
my $fullRESTUrl  =  $urlBase . $category . $name . $outputFormat;

$client->POST($fullRESTUrl,encode_json(\%params));

print 'Response: ' . $client->responseContent() . "\n";
print 'Response status: ' . $client->responseCode() . "\n";


printf('Example of REST API call to Clarus Microservices\n');

function r = request(category, functionName, params)

# Manually edit and set key/secret here #
  apiKey = ''
  apiSecret = ''

  restUrl = ['https://' apiKey ":" apiSecret  "@" 'apieval.clarusft.com/api/rest/v1/' category '/' functionName '.csv'];
  [r, status, message] = urlread (restUrl, 'get', params);
  if (status!=1)
      error(['Failed on ' category '/' functionName ': ' message]);
  endif
end

function ca = toCellArray(csvStr)
  header_row = textscan (csvStr, "%s", 1, 'delimiter','\n');
  headers = strsplit(char(header_row), ",");
  numCols = size(headers)(2);
  format = repmat('%s ', [1 numCols]);
  ca = textscan (csvStr, format, 'delimiter',',', 'endofline',"\n");
end

params = {'portfolios', '1H'}

r = request('margin', 'VMBuffer', params)
ca = toCellArray(r);

ca

Request Body

Submit to generate...
Response

Submit to generate...

{
  "portfolios" : "1H"
}