What data actually exists about this industry, who typically holds it, at what granularity, and how obtainable it is. Public means openly published; purchasable is sold by a vendor; partnership needs a bilateral deal; exclusive is effectively locked up by one party.
| Data category | Who holds it | Granularity | Access |
|---|---|---|---|
| registry/licensing/permits | Exchanges (listed issuer and admitted-instrument registers, member/trading participant lists), ESMA (FIRDS, MiFID venue register), national… | Per instrument (ISIN/MIC), per member firm, per authorisation | public |
| employment & workforce | Exchange group HR reporting disclosed in annual reports and non-financial statements; national statistics offices for the NACE class | Annual headcount per group/segment; national annual aggregates | public |
| financial filings | Exchange operators as listed companies themselves; exchange-run Officially Appointed Mechanisms / national storage systems holding issuer… | Per filing/announcement; quarterly and annual for the operator itself | public |
| transactional/sales | Exchange and MTF operators (Euronext, Deutsche Börse, Nasdaq, LSEG, CME), APAs/CTPs, market data vendors redistributing feeds | Per order/per trade (tick-level, microsecond timestamps), aggregated to daily… | purchasable |
| pricing | Exchange operators (real-time and end-of-day feeds), index administrators, reference-data vendors (LSEG, Bloomberg, ICE Data Services) | Per instrument per tick / official closing and settlement prices per instrument… | purchasable |
| incident/safety/claims | Exchange and clearing operators (operational incident logs, trading halt and outage records), regulators receiving operational… | Per incident, per halt event per instrument, per system per day | partnership |
| quality & compliance testing | Exchange market surveillance and listing-compliance departments, regulators (ESMA, NCAs), venues publishing RTS 27-style execution quality… | Per surveillance alert / per disciplinary case (published as decisions)… | partnership |
| sensor/IoT | Exchange technology operations (matching-engine latency and gateway telemetry, timestamp synchronisation logs), data-centre operators… | Per message / per gateway per microsecond, aggregated per session | exclusive |
| booking/utilization/occupancy | Exchange operators' colocation and connectivity businesses (rack space, port capacity, message-rate throttles per member) | Per member per port per month; capacity utilisation per matching engine per day | exclusive |
Compiled by the TriData research system from public registers, industry structure and regulatory reporting obligations; refreshed as the underlying catalogue grows. Look up the code itself in the NACE code finder.