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keyless json endpoints behind the options clearing corporation's market-data report pages. daily-volume-totals returns cleared options volume per exchange for a given report date — calls, puts, put/call ratio, total volume and market share. official occ data, no registration.
Datasets
1Keyless public JSON API (marketdata.theocc.com/mdapi/daily-volume-totals?report_date=YYYY-MM-DD) for OCC daily cleared options volume by exchange; date format is hyphenated ISO, NOT YYYYMMDD (YYYYMMDD and MM/DD/YYYY both return 400 'Enter a valid Report Date'). Live 200 payloads on 2026-08-25 and 2026-08-21 confirm schema: entity.total_volume[] with exchange, calls, puts, ratio, volume, market_share per exchange (AMEX, ARCA, BATS, BOX, C2, CBOE, ...). No auth header required.
From 9 yearsCoverage FinancialsAsset class Exchange listed options
Sample, licence terms, pricing and eval results when OCC Market Data API publishes them. Until then, discover alternatives today with a 7-day trial.
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What buyers ask about OCC Market Data API, answered from this page.
What does OCC Market Data API do?
keyless json endpoints behind the options clearing corporation's market-data report pages. daily-volume-totals returns cleared options volume per exchange for a given report date — calls, puts, put/call ratio, total volume and market share. official occ data, no registration.
What data does OCC Market Data API offer?
OCC Market Data API offers (clearinghouse market-data report API (cleared options volume)).
How is OCC Market Data API's data delivered?
The data is with 9 years of history, delivered by api.
What does OCC Market Data API cover?
Coverage spans Other, US; Financials; exchange-listed options.
How do I get a sample from OCC Market Data API?
The supplier's own access route is an open api. Request a sample through Brickroad to start.
How is OCC Market Data API's data licensed and priced?
free — endpoint answers without key or registration (structured JSON validation error, no auth challenge); official OCC data. Terms and price bands are in the Buyer room.
OCC Market Data API has not added their own details yet. Not yet on file:
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