PREVIEW / etf_30min / 2026-07-30

all etf 30-min files

  file:    by_date/etf_30min/2026/2026-07-30.parquet
  size:    1.1 MB
  rows:    48,194

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
2026-07-30 04:00:00	SPY	ETF	730.72	732.7952	729.88	732.25	113772.0
2026-07-30 04:30:00	SPY	ETF	732.29	732.45	731.54	731.88	22250.0
2026-07-30 05:00:00	SPY	ETF	731.86	733.11	731.8	732.91	33082.0
2026-07-30 05:30:00	SPY	ETF	732.9	733.38	732.03	732.03	21852.0
2026-07-30 06:00:00	SPY	ETF	732.0	733.4	731.82	733.25	31642.0
2026-07-30 06:30:00	SPY	ETF	733.23	733.8	733.07	733.11	45864.0
2026-07-30 07:00:00	SPY	ETF	733.07	734.31	733.07	734.3	119698.0
2026-07-30 07:30:00	SPY	ETF	734.291	734.71	733.99	734.54	229871.0
2026-07-30 08:00:00	SPY	ETF	734.52	735.05	734.13	734.695	196020.0
2026-07-30 08:30:00	SPY	ETF	734.93	735.13	733.93	734.38	262838.0
2026-07-30 09:00:00	SPY	ETF	734.41	736.07	734.35	736.05	315400.0
2026-07-30 09:30:00	SPY	ETF	736.05	738.66	734.63	738.625	6790062.0
2026-07-30 10:00:00	SPY	ETF	738.62	739.3	737.38	738.64	3946241.0
2026-07-30 10:30:00	SPY	ETF	738.66	739.11	735.6099	736.23	3250593.0
2026-07-30 11:00:00	SPY	ETF	736.23	736.82	734.59	734.8	2945722.0
2026-07-30 11:30:00	SPY	ETF	734.84	737.67	734.68	737.13	2065375.0
2026-07-30 12:00:00	SPY	ETF	737.15	739.22	736.87	738.76	1771569.0
2026-07-30 12:30:00	SPY	ETF	738.77	739.17	737.755	738.985	1555272.0
2026-07-30 13:00:00	SPY	ETF	738.98	740.24	738.9799	739.76	1593195.0
2026-07-30 13:30:00	SPY	ETF	739.765	740.38	739.19	739.78	1496924.0
2026-07-30 14:00:00	SPY	ETF	739.785	740.44	739.705	740.38	1514599.0
2026-07-30 14:30:00	SPY	ETF	740.4	740.83	740.03	740.77	1950706.0
2026-07-30 15:00:00	SPY	ETF	740.75	742.45	740.74	741.78	2797588.0
2026-07-30 15:30:00	SPY	ETF	741.77	742.1	741.0	741.71	9038322.0
2026-07-30 16:00:00	SPY	ETF	741.71	743.7	741.33	743.58	2585666.0
2026-07-30 16:30:00	SPY	ETF	743.57	744.2	741.8	742.04	335448.0
2026-07-30 17:00:00	SPY	ETF	742.0	742.4	741.51	741.63	89091.0
2026-07-30 17:30:00	SPY	ETF	741.63	742.35	741.44	742.1878	167451.0
2026-07-30 18:00:00	SPY	ETF	742.04	742.5531	741.31	742.02	68580.0
2026-07-30 18:30:00	SPY	ETF	742.01	743.02	741.81	742.98	23555.0
2026-07-30 19:00:00	SPY	ETF	743.0	743.44	742.59	742.84	16632.0
2026-07-30 19:30:00	SPY	ETF	742.75	743.69	742.712	743.33	24592.0
2026-07-30 04:00:00	QQQ	ETF	664.95	666.66	661.78	665.9	286888.0
2026-07-30 04:30:00	QQQ	ETF	665.81	666.23	664.75	665.27	37068.0
2026-07-30 05:00:00	QQQ	ETF	665.37	667.47	665.02	666.93	70221.0
2026-07-30 05:30:00	QQQ	ETF	666.95	667.72	665.93	666.07	59728.0
2026-07-30 06:00:00	QQQ	ETF	665.9	668.72	665.46	668.41	104344.0
2026-07-30 06:30:00	QQQ	ETF	668.46	669.25	668.34	668.5599	98494.0
2026-07-30 07:00:00	QQQ	ETF	668.48	671.11	668.42	670.82	328178.0
2026-07-30 07:30:00	QQQ	ETF	670.9	671.6	669.92	671.15	279973.0
2026-07-30 08:00:00	QQQ	ETF	671.11	672.1	670.37	671.55	335673.0
2026-07-30 08:30:00	QQQ	ETF	671.38	673.4	670.91	673.08	293571.0
2026-07-30 09:00:00	QQQ	ETF	673.18	674.87	672.76	674.87	540002.0
2026-07-30 09:30:00	QQQ	ETF	674.75	681.65	673.3	681.515	6791253.0
2026-07-30 10:00:00	QQQ	ETF	681.49	683.64	679.4105	683.3	3686346.0
2026-07-30 10:30:00	QQQ	ETF	683.26	683.73	678.36	679.53	2842704.0
2026-07-30 11:00:00	QQQ	ETF	679.56	681.16	677.75	678.13	2672545.0
2026-07-30 11:30:00	QQQ	ETF	678.16	681.11	677.9	679.79	2048523.0
2026-07-30 12:00:00	QQQ	ETF	679.77	682.55	679.32	681.35	2260155.0
2026-07-30 12:30:00	QQQ	ETF	681.355	681.49	679.25	680.96	1838902.0

> showing 50 of 48,194 rows — these rows as CSV

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