Symbol information ratio
Return above the benchmark per unit of the drift it took to get there.
Parameters
symbolpathrequired
Ticker symbol, case-insensitive.
Response contract
Every field in the response is part of the contract.
Response fields
The top level keys a live response actually returned, read off the API rather than written down here.
symbolinformationRatiotrackingErroractiveReturn
How this was verified
Called against 3 different subjects on the live API. Every field it returned, at every level, was compared with the contract above. Last checked August 18, 2026.
Request
curl "https://api.massari.ai/v1/symbols/AAPL/information-ratio" \
-H "Authorization: Bearer $MASSARI_TOKEN"