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{"created_at":"2026-04-07T06:53:57.873 {"created_at":"2026-04-07T06:53:57.873873+00:00","signal_type":"discovery_unusual_volume_delta","source":"discovery_ingestor","url":"https://www.nasdaq.com/articles/caseys-general-stores-join-sp-500","value":{"fp":"e2f5bb9123594f5d","kind":"unusual_volume","published_at":"2026-04-07T05:30:13+00:00","source":"Nasdaq Markets","summary":"(RTTNews) - Casey's General Stores Inc.(CASY), an S&P MidCap 400 constituent, will replace Hologic Inc. (HOLX) in the S&P 500, S&P Dow Jones Indices said.","tickers":["CASY","HOLX"],"title":"Casey's General Stores To Join S&P 500","url":"https://www.nasdaq.com/articles/caseys-general-stores-join-sp-500"}}... |