{"slug":"how-to-read-the-equity-trade-tape","qid":"twtr_eras","label":"Two companies behind one symbol: TWTR on the daily bars","post_title":"How to Read the US Equity Trade Tape","post_url":"/blog/how-to-read-the-equity-trade-tape#q-twtr_eras","columns":["issuer","first_session","last_session","sessions","avg_close"],"rows":[{"issuer":"Tweeter Home Entertainment","first_session":"2003-09-10","last_session":"2007-06-20","sessions":951,"avg_close":5.41},{"issuer":"Twitter","first_session":"2013-11-07","last_session":"2022-10-27","sessions":2259,"avg_close":36}],"shape":"series","sql":"SELECT\n    if(date < '2010-01-01', 'Tweeter Home Entertainment', 'Twitter')   AS issuer,\n    toString(min(date))                                                 AS first_session,\n    toString(max(toDate(date)))                                         AS last_session,\n    count()                                                             AS sessions,\n    round(avg(toFloat64(close)), 2)                                     AS avg_close\nFROM global_markets.stocks_daily_aggs\nWHERE ticker = 'TWTR' AND date >= '2003-09-10' AND date <= '2022-10-31'\nGROUP BY issuer\nORDER BY first_session","computed_at":"2026-09-15T01:15:13.936274+00:00","elapsed":0.001997}