{"slug":"what-is-sq-day-japan-options","qid":"opening_gap","label":"Opening prints against the previous close: settlement Friday vs an ordinary Friday","post_title":"When Is SQ Day for Nikkei 225 Options?","post_url":"/blog/what-is-sq-day-japan-options#q-opening_gap","columns":["symbol","settlement_open_gap_pct","ordinary_open_gap_pct"],"rows":[{"symbol":"XOM","settlement_open_gap_pct":0.75,"ordinary_open_gap_pct":0.5},{"symbol":"PG","settlement_open_gap_pct":0.1,"ordinary_open_gap_pct":0.58},{"symbol":"JPM","settlement_open_gap_pct":0.04,"ordinary_open_gap_pct":0.63},{"symbol":"KO","settlement_open_gap_pct":0.02,"ordinary_open_gap_pct":-0.18},{"symbol":"NVDA","settlement_open_gap_pct":-0.31,"ordinary_open_gap_pct":0.97},{"symbol":"JNJ","settlement_open_gap_pct":-0.32,"ordinary_open_gap_pct":0.9},{"symbol":"AAPL","settlement_open_gap_pct":-0.4,"ordinary_open_gap_pct":-0.11},{"symbol":"MSFT","settlement_open_gap_pct":-0.57,"ordinary_open_gap_pct":-0.21}],"shape":"ranking","sql":"SELECT\n    ticker                                                              AS symbol,\n    round(100 * (toFloat64(anyIf(open,  date = '2026-03-20'))\n               / toFloat64(anyIf(close, date = '2026-03-19')) - 1), 2)  AS settlement_open_gap_pct,\n    round(100 * (toFloat64(anyIf(open,  date = '2026-03-13'))\n               / toFloat64(anyIf(close, date = '2026-03-12')) - 1), 2)  AS ordinary_open_gap_pct\nFROM global_markets.stocks_daily_aggs\nWHERE ticker IN ('AAPL', 'MSFT', 'NVDA', 'JPM', 'JNJ', 'KO', 'PG', 'XOM')\n  AND date IN ('2026-03-12', '2026-03-13', '2026-03-19', '2026-03-20')\nGROUP BY ticker\nHAVING countIf(date = '2026-03-12') > 0\n   AND countIf(date = '2026-03-13') > 0\n   AND countIf(date = '2026-03-19') > 0\n   AND countIf(date = '2026-03-20') > 0\nORDER BY settlement_open_gap_pct DESC","computed_at":"2026-08-16T14:09:47.424684+00:00","elapsed":0.00365114}