data sync: universe 2026-02-09 06:06

universe/removal_reasons_nq100.json

@@ -0,0 +1,20 @@
+{
+  "_meta": "NQ100 removal reason classifications. Dates must match parquet removed_date exactly.",
+  "_default": "rebalance",
+  "removals": [
+    { "symbol": "KRFT", "removed_date": "2015-07-02", "reason": "merger", "note": "Merged to form KHC (Kraft Heinz)" },
+    { "symbol": "LLTC", "removed_date": "2016-10-19", "reason": "merger", "note": "Acquired by ADI (Analog Devices)" },
+    { "symbol": "YHOO", "removed_date": "2017-06-19", "reason": "merger", "note": "Acquired by Verizon" },
+    { "symbol": "CA", "removed_date": "2018-11-05", "reason": "merger", "note": "Acquired by Broadcom" },
+    { "symbol": "ESRX", "removed_date": "2018-12-24", "reason": "merger", "note": "Acquired by Cigna" },
+    { "symbol": "CELG", "removed_date": "2019-11-19", "reason": "merger", "note": "Acquired by BMY (Bristol Myers Squibb)" },
+    { "symbol": "ALXN", "removed_date": "2021-07-21", "reason": "merger", "note": "Acquired by AZN (AstraZeneca)" },
+    { "symbol": "MXIM", "removed_date": "2021-08-26", "reason": "merger", "note": "Acquired by ADI (Analog Devices)" },
+    { "symbol": "CERN", "removed_date": "2021-12-20", "reason": "merger", "note": "Rebalanced out, then acquired by ORCL (Oracle) 2022-06-06" },
+    { "symbol": "XLNX", "removed_date": "2022-02-22", "reason": "merger", "note": "Acquired by AMD" },
+    { "symbol": "FB", "removed_date": "2022-06-09", "reason": "ticker_change", "note": "Renamed to META" },
+    { "symbol": "ATVI", "removed_date": "2023-07-17", "reason": "merger", "note": "Acquired by MSFT (Microsoft)" },
+    { "symbol": "SGEN", "removed_date": "2023-12-14", "reason": "merger", "note": "Acquired by PFE (Pfizer)" },
+    { "symbol": "SPLK", "removed_date": "2024-03-18", "reason": "merger", "note": "Acquired by CSCO (Cisco)" }
+  ]
+}