{
  "data_version": "seed-0.7 · marketcap-1 · 2026-08-30",
  "source": "https://finance.foundation",
  "license": {
    "finance_foundation_data": "CC BY 4.0 — attribution: Finance Foundation (https://finance.foundation)",
    "upstream_values": "Fields sourced from a provider carry their own source field and remain under that provider's terms — see https://finance.foundation/api/v1/sources"
  },
  "entity": "market",
  "data": {
    "id": "lse",
    "mic": "XLON",
    "name": "London Stock Exchange",
    "country": "united-kingdom",
    "type": "Stock exchange",
    "currency": "GBP",
    "timezone": "Europe/London",
    "operator": "London Stock Exchange Group (LSEG)",
    "note": "Primary UK equity venue; LSEG is also a major market-data provider (Refinitiv).",
    "segment_mics": [
      {
        "mic": "AIMX",
        "name": "London Stock Exchange - AIM MTF"
      },
      {
        "mic": "XLOM",
        "name": "London Stock Exchange - MTF"
      },
      {
        "mic": "XLOX",
        "name": "London Stock Exchange - Reference Price Waiver System"
      },
      {
        "mic": "XPVT",
        "name": "London Stock Exchange - Private Securities Market"
      }
    ],
    "session": {
      "open": "08:00",
      "close": "16:30",
      "timezone": "Europe/London",
      "lunch_break": null,
      "pre_market": null,
      "post_market": null,
      "settlement": "T+2"
    },
    "benchmarks": [
      "FTSE 100",
      "FTSE 250",
      "FTSE All-Share",
      "FTSE AIM All-Share"
    ],
    "operator_lei": "213800D1EI4B9WTWWD28",
    "group_lei": "213800QAUUUP6I445N30",
    "benchmark_assets": {
      "ids": [
        "ftse-100"
      ],
      "links": [
        "https://finance.foundation/api/v1/assets/ftse-100"
      ],
      "note": "Benchmarks this venue publishes that are covered assets here. The `benchmarks` field lists every benchmark it publishes, most of which we do not track."
    }
  },
  "field_provenance": {
    "mic": "ISO 10383 registry (SWIFT, open) — operating MIC.",
    "segment_mics": "ISO 10383 registry (SWIFT, open) — segment MICs, verified against the registry file.",
    "operator_lei": "GLEIF (CC0).",
    "session": "Hours and the settlement cycle compiled from the venue's own published trading calendar and the settlement rule in force at the dataset date; exact, change-prone facts — verify before operational use.",
    "benchmarks": "The venue's own published benchmark indices."
  },
  "links": {
    "html": "https://finance.foundation/markets/lse",
    "graph": "https://finance.foundation/api/v1/graph/markets/lse",
    "sources": "https://finance.foundation/api/v1/sources"
  }
}