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{"created_at":"2026-04-12T12:46:13.193 {"created_at":"2026-04-12T12:46:13.193279+00:00","signal_type":"discovery_unusual_volume_delta","source":"discovery_ingestor","url":"https://www.nasdaq.com/articles/sp-500-update-week-4-signals-watch-after-deltas-earnings","value":{"fp":"ac0dda8f4d07e3f6","kind":"unusual_volume","published_at":"2026-04-12T11:50:00+00:00","source":"Nasdaq Markets","summary":"Key PointsDelta Air Lines proved that strong operators can deliver under direct cost pressure, but most companies aren\u2019t built to absorb shocks like fuel cost surges.","tickers":[],"title":"S&P 500 Update This Week: 4 Signals to Watch After Delta's Earnings","url":"https://www.nasdaq.com/articles/sp-500-update-week-4-signals-watch-after-deltas-earnings"}}... |