PREVIEW / etf_30min / 2026-08-04

all etf 30-min files

  file:    by_date/etf_30min/2026/2026-08-04.parquet
  size:    1.1 MB
  rows:    48,712

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
2026-08-04 04:00:00	SPY	ETF	759.21	759.88	759.08	759.24	39910.0
2026-08-04 04:30:00	SPY	ETF	759.2	759.215	758.45	758.64	14040.0
2026-08-04 05:00:00	SPY	ETF	758.58	758.58	758.11	758.3	41352.0
2026-08-04 05:30:00	SPY	ETF	758.37	758.75	758.36	758.64	16824.0
2026-08-04 06:00:00	SPY	ETF	758.64	758.85	758.53	758.6	20643.0
2026-08-04 06:30:00	SPY	ETF	758.54	759.68	758.47	759.25	49714.0
2026-08-04 07:00:00	SPY	ETF	759.19	759.78	759.1	759.7077	31357.0
2026-08-04 07:30:00	SPY	ETF	759.749	760.64	759.45	760.29	264706.0
2026-08-04 08:00:00	SPY	ETF	760.33	761.0	760.0	760.33	132342.0
2026-08-04 08:30:00	SPY	ETF	760.35	760.46	760.04	760.05	55450.0
2026-08-04 09:00:00	SPY	ETF	760.02	761.56	759.86	760.59	300452.0
2026-08-04 09:30:00	SPY	ETF	760.62	763.48	760.52	763.39	4865430.0
2026-08-04 10:00:00	SPY	ETF	763.37	765.3828	763.09	764.49	4047404.0
2026-08-04 10:30:00	SPY	ETF	764.47	766.42	764.1	766.3	3190292.0
2026-08-04 11:00:00	SPY	ETF	766.33	767.87	766.17	767.35	3067535.0
2026-08-04 11:30:00	SPY	ETF	767.34	768.9	767.16	768.44	2601554.0
2026-08-04 12:00:00	SPY	ETF	768.445	769.34	768.14	769.24	1994351.0
2026-08-04 12:30:00	SPY	ETF	769.22	770.32	769.0	770.265	2587657.0
2026-08-04 13:00:00	SPY	ETF	770.27	771.605	770.165	771.28	2909307.0
2026-08-04 13:30:00	SPY	ETF	771.29	773.085	770.965	771.57	2908829.0
2026-08-04 14:00:00	SPY	ETF	771.57	772.45	771.08	772.37	2533521.0
2026-08-04 14:30:00	SPY	ETF	772.3799	772.4798	771.41	772.07	2593722.0
2026-08-04 15:00:00	SPY	ETF	772.085	773.12	772.05	772.32	3016859.0
2026-08-04 15:30:00	SPY	ETF	772.31	773.41	770.96	771.25	9110252.0
2026-08-04 16:00:00	SPY	ETF	771.24	772.96	771.0	771.53	3487994.0
2026-08-04 16:30:00	SPY	ETF	771.54	772.32	771.38	772.27	151330.0
2026-08-04 17:00:00	SPY	ETF	772.0779	772.2	771.93	772.13	150268.0
2026-08-04 17:30:00	SPY	ETF	772.13	772.28	771.99	772.12	39473.0
2026-08-04 18:00:00	SPY	ETF	772.14	772.86	771.92	772.75	58705.0
2026-08-04 18:30:00	SPY	ETF	772.78	773.0	772.51	772.8	24187.0
2026-08-04 19:00:00	SPY	ETF	772.84	773.03	772.6946	772.6946	13790.0
2026-08-04 19:30:00	SPY	ETF	772.65	772.8192	772.39	772.68	32879.0
2026-08-04 04:00:00	QQQ	ETF	703.78	705.7	701.81	705.19	175877.0
2026-08-04 04:30:00	QQQ	ETF	705.0	705.13	703.45	704.16	56492.0
2026-08-04 05:00:00	QQQ	ETF	704.02	704.13	702.72	703.57	50688.0
2026-08-04 05:30:00	QQQ	ETF	703.6	704.58	703.6	704.35	28879.0
2026-08-04 06:00:00	QQQ	ETF	704.21	705.31	704.21	704.8858	49577.0
2026-08-04 06:30:00	QQQ	ETF	704.82	706.01	704.34	705.28	102590.0
2026-08-04 07:00:00	QQQ	ETF	705.3	706.66	705.2812	706.6	124443.0
2026-08-04 07:30:00	QQQ	ETF	706.64	708.39	706.2	708.24	183813.0
2026-08-04 08:00:00	QQQ	ETF	708.21	708.22	699.545	707.92	200243.0
2026-08-04 08:30:00	QQQ	ETF	707.96	707.99	701.99	707.49	286498.0
2026-08-04 09:00:00	QQQ	ETF	707.49	709.28	707.16	708.18	375770.0
2026-08-04 09:30:00	QQQ	ETF	708.21	714.66	707.53	713.65	5203581.0
2026-08-04 10:00:00	QQQ	ETF	713.64	716.22	712.98	716.005	3602230.0
2026-08-04 10:30:00	QQQ	ETF	716.05	716.4	715.07	715.8008	2162179.0
2026-08-04 11:00:00	QQQ	ETF	715.85	718.57	715.74	717.99	3259841.0
2026-08-04 11:30:00	QQQ	ETF	717.98	719.4	717.58	718.8	2721710.0
2026-08-04 12:00:00	QQQ	ETF	718.785	719.97	718.56	719.65	1958343.0
2026-08-04 12:30:00	QQQ	ETF	719.665	720.6	719.4	720.57	2672831.0

> showing 50 of 48,712 rows — these rows as CSV

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