{"slug":"when-are-13f-filings-due","qid":"short_side","label":"Share of reported volume marked short, Q1 2026 disclosure window","post_title":"When Are 13F Filings Due? 2026 Deadlines","post_url":"/blog/when-are-13f-filings-due#q-short_side","columns":["ticker","short_volume_pct","reported_volume_millions"],"rows":[{"ticker":"SPY","short_volume_pct":53.4,"reported_volume_millions":581.6},{"ticker":"KO","short_volume_pct":47.5,"reported_volume_millions":108.6},{"ticker":"AAPL","short_volume_pct":46.3,"reported_volume_millions":457.6},{"ticker":"NVDA","short_volume_pct":42.5,"reported_volume_millions":2113.6},{"ticker":"MSFT","short_volume_pct":38.5,"reported_volume_millions":339.8}],"shape":"ranking","sql":"SELECT\n    ticker,\n    round(100 * (sum(short_vol) / sum(total_vol)), 1) AS short_volume_pct,\n    round(sum(total_vol) / 1e6, 1)                    AS reported_volume_millions\nFROM\n(\n    SELECT\n        ticker,\n        date              AS session_date,\n        max(short_volume) AS short_vol,\n        max(total_volume) AS total_vol\n    FROM global_markets.stocks_short_volume\n    WHERE ticker IN ('NVDA', 'AAPL', 'MSFT', 'SPY', 'KO')\n      AND date >= '2026-04-01'\n      AND date <= '2026-05-15'\n    GROUP BY ticker, session_date\n)\nGROUP BY ticker\nHAVING sum(total_vol) > 0\nORDER BY short_volume_pct DESC","computed_at":"2026-08-06T16:14:16.242243+00:00","elapsed":0.002364611}