API Documentation
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API Key
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/api/1/risk-models/factor-returnsFactor Returns
Returns historical daily factor returns. Style factors come from the Fama-French research library (daily, decimal returns); sector and country factors are computed as equal-weighted average returns of the constituent stocks.
Parameters
4factorsstringComma-separated factor IDs (e.g. VALUE,SIZE,MOMENTUM). Default: all factors.
fromstringStart date YYYY-MM-DD (default: 1 year ago)
tostringEnd date YYYY-MM-DD (default: today)
frequencystringD (daily), W (weekly), M (monthly)
Responses
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Request
curl -X GET \
'https://api.eulerpool.com/api/1/risk-models/factor-returns?from=2025-01-01&to=2025-12-31&frequency=D' \
-H 'Accept: application/json'200 Response
{
"factors": {
"id": "string",
"returns": {
"date": "string",
"value": 0
}
}
}