PREVIEW / etf_30min / 2026-01-28

all etf 30-min files

  file:    by_date/etf_30min/2026/2026-01-28.parquet
  size:    1.1 MB
  rows:    48,865

schema

  timestamp    TIMESTAMP
  symbol       VARCHAR
  asset_type   VARCHAR
  open         DOUBLE
  high         DOUBLE
  low          DOUBLE
  close        DOUBLE
  volume       DOUBLE

sample rows

timestamp	symbol	asset_type	open	high	low	close	volume
2026-01-28 04:00:00	SPY	ETF	697.5	697.88	697.42	697.59	57267.0
2026-01-28 04:30:00	SPY	ETF	697.55	698.04	697.45	697.95	25311.0
2026-01-28 05:00:00	SPY	ETF	697.85	698.05	697.7	697.86	7487.0
2026-01-28 05:30:00	SPY	ETF	697.93	698.35	697.91	698.26	8562.0
2026-01-28 06:00:00	SPY	ETF	698.23	698.25	697.65	698.09	28211.0
2026-01-28 06:30:00	SPY	ETF	698.13	698.24	697.93	698.0	90021.0
2026-01-28 07:00:00	SPY	ETF	698.04	698.08	697.0	697.31	115942.0
2026-01-28 07:30:00	SPY	ETF	697.34	697.64	697.07	697.07	78627.0
2026-01-28 08:00:00	SPY	ETF	697.07	698.96	696.6605	696.85	186355.0
2026-01-28 08:30:00	SPY	ETF	696.84	697.0584	696.56	697.02	116202.0
2026-01-28 09:00:00	SPY	ETF	696.97	697.11	696.61	697.06	279292.0
2026-01-28 09:30:00	SPY	ETF	697.06	697.84	696.9	697.12	7095218.0
2026-01-28 10:00:00	SPY	ETF	697.11	697.32	696.03	696.5139	4256879.0
2026-01-28 10:30:00	SPY	ETF	696.52	696.79	695.54	695.555	2821390.0
2026-01-28 11:00:00	SPY	ETF	695.56	696.33	695.45	696.1242	2387743.0
2026-01-28 11:30:00	SPY	ETF	696.12	696.12	694.495	694.7218	3080338.0
2026-01-28 12:00:00	SPY	ETF	694.72	695.68	694.68	694.855	2348067.0
2026-01-28 12:30:00	SPY	ETF	694.835	695.435	694.52	694.85	1956547.0
2026-01-28 13:00:00	SPY	ETF	694.84	695.43	694.56	695.15	1453320.0
2026-01-28 13:30:00	SPY	ETF	695.16	695.31	694.765	695.11	1487771.0
2026-01-28 14:00:00	SPY	ETF	695.09	695.6499	694.046	694.18	3170244.0
2026-01-28 14:30:00	SPY	ETF	694.18	696.07	693.94	694.91	5597924.0
2026-01-28 15:00:00	SPY	ETF	694.91	696.285	694.78	695.45	3161590.0
2026-01-28 15:30:00	SPY	ETF	695.44	696.135	694.75	695.42	8065252.0
2026-01-28 16:00:00	SPY	ETF	695.43	696.9499	692.49	696.88	2732896.0
2026-01-28 16:30:00	SPY	ETF	696.88	697.05	696.1872	696.42	429937.0
2026-01-28 17:00:00	SPY	ETF	696.41	696.87	696.32	696.8	129668.0
2026-01-28 17:30:00	SPY	ETF	696.79	696.87	696.19	696.6858	69175.0
2026-01-28 18:00:00	SPY	ETF	696.75	696.9	694.51	695.18	146564.0
2026-01-28 18:30:00	SPY	ETF	695.27	695.5	694.22	694.39	74780.0
2026-01-28 19:00:00	SPY	ETF	694.3994	694.6899	693.31	694.61	136000.0
2026-01-28 19:30:00	SPY	ETF	694.52	694.66	693.94	694.6302	56471.0
2026-01-28 04:00:00	QQQ	ETF	636.13	636.36	635.43	635.71	53841.0
2026-01-28 04:30:00	QQQ	ETF	635.71	636.38	635.5	636.27	39130.0
2026-01-28 05:00:00	QQQ	ETF	636.24	636.54	636.01	636.49	32871.0
2026-01-28 05:30:00	QQQ	ETF	636.51	637.13	636.48	637.11	44528.0
2026-01-28 06:00:00	QQQ	ETF	637.08	637.08	636.35	636.85	48933.0
2026-01-28 06:30:00	QQQ	ETF	636.9	637.29	636.79	637.07	50888.0
2026-01-28 07:00:00	QQQ	ETF	637.08	637.11	635.82	636.12	112296.0
2026-01-28 07:30:00	QQQ	ETF	636.21	636.64	635.95	636.18	55649.0
2026-01-28 08:00:00	QQQ	ETF	636.99	637.61	630.657	636.09	279477.0
2026-01-28 08:30:00	QQQ	ETF	636.07	636.26	635.52	635.99	271873.0
2026-01-28 09:00:00	QQQ	ETF	635.95	636.1	635.03	635.46	350493.0
2026-01-28 09:30:00	QQQ	ETF	635.46	636.6	634.52	635.46	6427935.0
2026-01-28 10:00:00	QQQ	ETF	635.45	635.75	634.36	634.69	3797698.0
2026-01-28 10:30:00	QQQ	ETF	634.68	635.06	633.23	633.3	2929291.0
2026-01-28 11:00:00	QQQ	ETF	633.29	634.18	632.985	633.79	1977323.0
2026-01-28 11:30:00	QQQ	ETF	633.7868	633.7868	631.81	632.1901	2203194.0
2026-01-28 12:00:00	QQQ	ETF	632.19	633.33	632.12	632.43	1785843.0
2026-01-28 12:30:00	QQQ	ETF	632.44	633.35	632.04	632.78	1660106.0

> showing 50 of 48,865 rows — these rows as CSV

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