{"slug":"amzn-premarket-and-after-hours-prices","qid":"widest_gaps","label":"widest_gaps","post_title":"amzn-premarket-and-after-hours-prices","post_url":"/blog/amzn-premarket-and-after-hours-prices#q-widest_gaps","columns":["label","overnight_gap_pct","day_session_move_pct"],"rows":[{"label":"Aug 2, 2024","overnight_gap_pct":-9.41,"day_session_move_pct":0.69},{"label":"May 12, 2025","overnight_gap_pct":9.14,"day_session_move_pct":-0.98},{"label":"Aug 5, 2024","overnight_gap_pct":-8.15,"day_session_move_pct":4.42},{"label":"Aug 1, 2025","overnight_gap_pct":-7.22,"day_session_move_pct":-1.13},{"label":"Nov 1, 2024","overnight_gap_pct":6.76,"day_session_move_pct":-0.54},{"label":"Apr 3, 2025","overnight_gap_pct":-6.64,"day_session_move_pct":-2.51},{"label":"Apr 4, 2025","overnight_gap_pct":-6.31,"day_session_move_pct":2.31},{"label":"Feb 2, 2024","overnight_gap_pct":6.22,"day_session_move_pct":1.55}],"shape":"ranking","sql":"WITH\ndaily AS\n(\n    SELECT\n        date,\n        any(toFloat64(open))  AS open_px,\n        any(toFloat64(close)) AS close_px\n    FROM global_markets.stocks_daily_aggs\n    WHERE ticker = 'AMZN'\n      AND date >= '2023-10-01'\n      AND date <  '2025-10-01'\n    GROUP BY date\n),\ngapped AS\n(\n    SELECT\n        date,\n        open_px,\n        close_px,\n        any(close_px) OVER (ORDER BY date ASC ROWS BETWEEN 1 PRECEDING AND 1 PRECEDING) AS prev_close\n    FROM daily\n)\nSELECT\n    formatDateTime(date, '%b %e, %Y')          AS label,\n    round(100 * (open_px / prev_close - 1), 2) AS overnight_gap_pct,\n    round(100 * (close_px / open_px - 1), 2)   AS day_session_move_pct\nFROM gapped\nWHERE prev_close > 0\nORDER BY abs(open_px / prev_close - 1) DESC\nLIMIT 8","computed_at":"2026-10-02T15:42:37.381083+00:00","elapsed":0.003924499}