{"slug":"what-real-time-market-data-costs","qid":"venue_split","label":"Where AAPL shares printed across venues, June 16 2026","post_title":"What Real-Time Market Data Actually Costs","post_url":"/blog/what-real-time-market-data-costs#q-venue_split","columns":["venue","share_of_volume_pct"],"rows":[{"venue":"Nasdaq","share_of_volume_pct":47.76},{"venue":"FINRA Alternative Display Facility","share_of_volume_pct":32.33},{"venue":"NYSE Arca, Inc.","share_of_volume_pct":6.43},{"venue":"Cboe BZX","share_of_volume_pct":3.34},{"venue":"Investors Exchange","share_of_volume_pct":2.57},{"venue":"Cboe EDGX","share_of_volume_pct":2.28},{"venue":"NYSE Texas, Inc.","share_of_volume_pct":1.77},{"venue":"Members Exchange","share_of_volume_pct":1.29},{"venue":"New York Stock Exchange","share_of_volume_pct":0.98},{"venue":"Cboe EDGA","share_of_volume_pct":0.35},{"venue":"Cboe BYX","share_of_volume_pct":0.25},{"venue":"MIAX Pearl","share_of_volume_pct":0.22}],"shape":"ranking","sql":"SELECT\n    venue,\n    round(100 * toFloat64(shares) / sum(toFloat64(shares)) OVER (), 2) AS share_of_volume_pct\nFROM\n(\n    SELECT\n        coalesce(nullIf(e.venue_name, ''), concat('Venue ', toString(t.exchange))) AS venue,\n        sum(t.size)                                                                AS shares\n    FROM global_markets.stocks_trades AS t\n    LEFT JOIN\n    (\n        SELECT\n            toString(id) AS exchange_id,\n            any(name)    AS venue_name\n        FROM global_markets.stocks_exchanges\n        WHERE asset_class = 'stocks'\n        GROUP BY exchange_id\n    ) AS e ON e.exchange_id = toString(t.exchange)\n    WHERE t.ticker = 'AAPL'\n      AND t.sip_timestamp >= toDateTime('2026-06-16 08:00:00', 'UTC')\n      AND t.sip_timestamp <  toDateTime('2026-06-17 01:00:00', 'UTC')\n    GROUP BY venue\n)\nORDER BY share_of_volume_pct DESC\nLIMIT 12","computed_at":"2026-08-22T04:35:50.940263+00:00","elapsed":0.380473795}