PREVIEW / etf_30min / 2026-05-27

all etf 30-min files

  file:    by_date/etf_30min/2026/2026-05-27.parquet
  size:    1.1 MB
  rows:    46,936

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
2026-05-27 04:00:00	SPY	ETF	753.56	753.56	750.24	752.39	69120.0
2026-05-27 04:30:00	SPY	ETF	752.38	752.6	752.2	752.45	12108.0
2026-05-27 05:00:00	SPY	ETF	752.37	752.55	752.27	752.39	9923.0
2026-05-27 05:30:00	SPY	ETF	752.33	752.76	752.33	752.66	9428.0
2026-05-27 06:00:00	SPY	ETF	752.7	753.11	752.69	752.83	24263.0
2026-05-27 06:30:00	SPY	ETF	752.83	752.94	752.62	752.84	23889.0
2026-05-27 07:00:00	SPY	ETF	752.9	753.29	752.62	752.66	172477.0
2026-05-27 07:30:00	SPY	ETF	752.6535	752.7	751.7636	751.77	86297.0
2026-05-27 08:00:00	SPY	ETF	751.78	754.0	751.25	753.35	344064.0
2026-05-27 08:30:00	SPY	ETF	753.32	753.44	751.8661	751.95	141785.0
2026-05-27 09:00:00	SPY	ETF	751.9666	752.05	750.9	750.9	205077.0
2026-05-27 09:30:00	SPY	ETF	750.9	751.3	749.23	750.49	5116947.0
2026-05-27 10:00:00	SPY	ETF	750.505	751.38	749.55	750.045	2767656.0
2026-05-27 10:30:00	SPY	ETF	750.04	751.02	749.27	749.68	1744086.0
2026-05-27 11:00:00	SPY	ETF	749.69	750.16	748.91	749.54	1440729.0
2026-05-27 11:30:00	SPY	ETF	749.54	750.2	748.37	749.105	1689236.0
2026-05-27 12:00:00	SPY	ETF	749.09	749.83	748.54	749.6701	1223932.0
2026-05-27 12:30:00	SPY	ETF	749.65	750.615	749.48	749.79	1185266.0
2026-05-27 13:00:00	SPY	ETF	749.79	749.91	748.22	749.16	1298161.0
2026-05-27 13:30:00	SPY	ETF	749.16	750.05	749.145	749.72	997924.0
2026-05-27 14:00:00	SPY	ETF	749.71	750.81	749.3	750.72	1484220.0
2026-05-27 14:30:00	SPY	ETF	750.71	751.0501	750.41	750.81	1285986.0
2026-05-27 15:00:00	SPY	ETF	750.82	751.13	750.31	750.5601	1372187.0
2026-05-27 15:30:00	SPY	ETF	750.56	750.88	750.1	750.47	5115040.0
2026-05-27 16:00:00	SPY	ETF	750.49	751.45	750.2925	751.15	1752369.0
2026-05-27 16:30:00	SPY	ETF	751.17	752.18	751.11	752.0	244405.0
2026-05-27 17:00:00	SPY	ETF	751.9	751.93	751.51	751.59	52909.0
2026-05-27 17:30:00	SPY	ETF	751.64	751.86	751.4	751.84	53599.0
2026-05-27 18:00:00	SPY	ETF	751.89	752.25	750.46	751.07	470378.0
2026-05-27 18:30:00	SPY	ETF	751.0	751.2595	750.68	751.18	24915.0
2026-05-27 19:00:00	SPY	ETF	751.2217	751.45	750.65	750.8714	23548.0
2026-05-27 19:30:00	SPY	ETF	750.77	750.77	749.8	750.05	27857.0
2026-05-27 04:00:00	QQQ	ETF	732.57	733.65	729.85	733.5	176440.0
2026-05-27 04:30:00	QQQ	ETF	733.49	733.65	733.08	733.2	32402.0
2026-05-27 05:00:00	QQQ	ETF	733.13	733.28	732.61	732.94	43672.0
2026-05-27 05:30:00	QQQ	ETF	732.85	733.59	732.79	733.537	28127.0
2026-05-27 06:00:00	QQQ	ETF	733.5761	734.39	733.54	734.06	48747.0
2026-05-27 06:30:00	QQQ	ETF	734.01	734.21	733.61	734.08	48323.0
2026-05-27 07:00:00	QQQ	ETF	734.12	735.46	734.09	734.95	90679.0
2026-05-27 07:30:00	QQQ	ETF	734.9652	735.59	734.8	734.8	98048.0
2026-05-27 08:00:00	QQQ	ETF	734.8	737.6	729.733	736.99	306678.0
2026-05-27 08:30:00	QQQ	ETF	736.99	737.065	734.62	734.75	237226.0
2026-05-27 09:00:00	QQQ	ETF	734.8	734.97	732.97	732.97	441141.0
2026-05-27 09:30:00	QQQ	ETF	732.96	733.32	726.86	729.9	6424014.0
2026-05-27 10:00:00	QQQ	ETF	729.84	730.83	725.67	726.355	3267483.0
2026-05-27 10:30:00	QQQ	ETF	726.32	728.97	725.44	726.92	2402555.0
2026-05-27 11:00:00	QQQ	ETF	726.94	727.82	725.545	727.18	1647106.0
2026-05-27 11:30:00	QQQ	ETF	727.19	727.9199	725.53	726.8	1537405.0
2026-05-27 12:00:00	QQQ	ETF	726.79	728.775	726.11	728.2	1465596.0
2026-05-27 12:30:00	QQQ	ETF	728.16	729.56	727.77	728.0996	1232148.0

> showing 50 of 46,936 rows — these rows as CSV

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