{"slug":"trade-throughs-and-iso-orders","qid":"venue_prints","label":"Where 30 minutes of AAPL prints landed, by venue","post_title":"What Is a Trade-Through? ISO Orders Explained","post_url":"/blog/trade-throughs-and-iso-orders#q-venue_prints","columns":["venue","print_count","share_pct"],"rows":[{"venue":"FINRA Alternative Display Facility","print_count":48670,"share_pct":51},{"venue":"Nasdaq","print_count":20051,"share_pct":21},{"venue":"NYSE Arca, Inc.","print_count":10923,"share_pct":11.4},{"venue":"Cboe BZX","print_count":4694,"share_pct":4.9},{"venue":"Investors Exchange","print_count":2893,"share_pct":3},{"venue":"Cboe EDGX","print_count":2377,"share_pct":2.5},{"venue":"Members Exchange","print_count":2317,"share_pct":2.4},{"venue":"New York Stock Exchange","print_count":1455,"share_pct":1.5},{"venue":"Cboe EDGA","print_count":473,"share_pct":0.5},{"venue":"Nasdaq Texas, Inc.","print_count":455,"share_pct":0.5},{"venue":"Cboe BYX","print_count":450,"share_pct":0.5},{"venue":"MIAX Pearl","print_count":202,"share_pct":0.2}],"shape":"ranking","sql":"WITH\n    prints AS\n    (\n        SELECT\n            toString(exchange) AS venue_id,\n            count()            AS print_count\n        FROM global_markets.stocks_trades\n        WHERE ticker = 'AAPL'\n          AND sip_timestamp >= '2026-06-10 14:00:00'\n          AND sip_timestamp <  '2026-06-10 14:30:00'\n        GROUP BY venue_id\n    ),\n    venues AS\n    (\n        SELECT\n            toString(id) AS venue_id,\n            any(name)    AS venue_name\n        FROM global_markets.stocks_exchanges\n        GROUP BY venue_id\n    )\nSELECT\n    if(empty(v.venue_name), concat('Venue ', p.venue_id), v.venue_name) AS venue,\n    p.print_count                                                       AS print_count,\n    round(100 * p.print_count / sum(p.print_count) OVER (), 1)          AS share_pct\nFROM prints AS p\nLEFT JOIN venues AS v USING (venue_id)\nORDER BY print_count DESC\nLIMIT 12","computed_at":"2026-08-20T15:27:07.561980+00:00","elapsed":0.003255364}