PREVIEW / etf_30min / 2025-10-31
file: by_date/etf_30min/2025/2025-10-31.parquet size: 1.0 MB rows: 44,283
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 |
|---|---|---|---|---|---|---|---|
| 2025-10-31 04:00:00 | SPY | ETF | 685.1 | 685.46 | 684.53 | 684.77 | 15903.0 |
| 2025-10-31 04:30:00 | SPY | ETF | 684.78 | 685.2 | 684.6 | 685.15 | 6347.0 |
| 2025-10-31 05:00:00 | SPY | ETF | 685.12 | 685.4 | 685.08 | 685.08 | 7520.0 |
| 2025-10-31 05:30:00 | SPY | ETF | 685.05 | 685.13 | 684.75 | 684.81 | 18576.0 |
| 2025-10-31 06:00:00 | SPY | ETF | 684.81 | 684.87 | 684.18 | 684.33 | 18707.0 |
| 2025-10-31 06:30:00 | SPY | ETF | 684.7 | 684.87 | 684.4 | 684.66 | 10032.0 |
| 2025-10-31 07:00:00 | SPY | ETF | 684.66 | 685.32 | 684.36 | 685.27 | 192580.0 |
| 2025-10-31 07:30:00 | SPY | ETF | 685.28 | 685.9 | 685.04 | 685.54 | 164961.0 |
| 2025-10-31 08:00:00 | SPY | ETF | 684.74 | 686.6 | 684.25 | 686.3882 | 241254.0 |
| 2025-10-31 08:30:00 | SPY | ETF | 686.3 | 686.43 | 685.0 | 685.39 | 437376.0 |
| 2025-10-31 09:00:00 | SPY | ETF | 685.36 | 685.41 | 684.77 | 685.0 | 200601.0 |
| 2025-10-31 09:30:00 | SPY | ETF | 685.04 | 685.08 | 682.865 | 683.47 | 5533949.0 |
| 2025-10-31 10:00:00 | SPY | ETF | 683.46 | 683.64 | 682.21 | 683.25 | 3228944.0 |
| 2025-10-31 10:30:00 | SPY | ETF | 683.24 | 684.75 | 683.09 | 684.47 | 2567906.0 |
| 2025-10-31 11:00:00 | SPY | ETF | 684.45 | 684.745 | 683.61 | 683.74 | 2298665.0 |
| 2025-10-31 11:30:00 | SPY | ETF | 683.75 | 684.18 | 682.1 | 682.19 | 3592969.0 |
| 2025-10-31 12:00:00 | SPY | ETF | 682.19 | 682.37 | 680.51 | 681.77 | 3875512.0 |
| 2025-10-31 12:30:00 | SPY | ETF | 681.76 | 682.45 | 680.13 | 680.38 | 2280615.0 |
| 2025-10-31 13:00:00 | SPY | ETF | 680.37 | 680.8 | 679.24 | 679.79 | 3347830.0 |
| 2025-10-31 13:30:00 | SPY | ETF | 679.8 | 681.49 | 679.43 | 680.87 | 2210222.0 |
| 2025-10-31 14:00:00 | SPY | ETF | 680.86 | 682.44 | 680.81 | 682.31 | 2711618.0 |
| 2025-10-31 14:30:00 | SPY | ETF | 682.32 | 682.75 | 681.73 | 682.615 | 2443051.0 |
| 2025-10-31 15:00:00 | SPY | ETF | 682.62 | 684.28 | 682.29 | 684.11 | 3553705.0 |
| 2025-10-31 15:30:00 | SPY | ETF | 684.09 | 684.8 | 681.93 | 681.99 | 13034752.0 |
| 2025-10-31 16:00:00 | SPY | ETF | 681.96 | 682.25 | 681.47 | 681.59 | 3791325.0 |
| 2025-10-31 16:30:00 | SPY | ETF | 681.65 | 682.11 | 681.65 | 682.0 | 114436.0 |
| 2025-10-31 17:00:00 | SPY | ETF | 682.02 | 682.08 | 681.92 | 681.92 | 55097.0 |
| 2025-10-31 17:30:00 | SPY | ETF | 682.0302 | 682.18 | 681.91 | 682.16 | 19251.0 |
| 2025-10-31 18:00:00 | SPY | ETF | 682.17 | 682.18 | 682.06 | 682.06 | 1910.0 |
| 2025-10-31 18:30:00 | SPY | ETF | 682.06 | 682.06 | 681.95 | 682.02 | 2921.0 |
| 2025-10-31 19:00:00 | SPY | ETF | 682.1269 | 682.1269 | 682.01 | 682.1 | 529.0 |
| 2025-10-31 19:30:00 | SPY | ETF | 682.1348 | 682.1348 | 681.71 | 681.7501 | 28142.0 |
| 2025-10-31 04:00:00 | QQQ | ETF | 634.67 | 634.67 | 633.19 | 633.73 | 95008.0 |
| 2025-10-31 04:30:00 | QQQ | ETF | 633.72 | 634.24 | 633.37 | 634.15 | 45028.0 |
| 2025-10-31 05:00:00 | QQQ | ETF | 634.22 | 634.48 | 633.95 | 633.96 | 40141.0 |
| 2025-10-31 05:30:00 | QQQ | ETF | 634.09 | 634.19 | 633.26 | 633.8 | 48564.0 |
| 2025-10-31 06:00:00 | QQQ | ETF | 633.83 | 633.92 | 633.31 | 633.52 | 64174.0 |
| 2025-10-31 06:30:00 | QQQ | ETF | 633.45 | 634.1 | 633.41 | 633.78 | 64067.0 |
| 2025-10-31 07:00:00 | QQQ | ETF | 633.79 | 634.37 | 633.45 | 634.3 | 103607.0 |
| 2025-10-31 07:30:00 | QQQ | ETF | 634.33 | 634.93 | 634.0 | 634.69 | 125886.0 |
| 2025-10-31 08:00:00 | QQQ | ETF | 634.69 | 635.93 | 625.581 | 635.72 | 357136.0 |
| 2025-10-31 08:30:00 | QQQ | ETF | 635.75 | 635.82 | 634.32 | 634.48 | 590157.0 |
| 2025-10-31 09:00:00 | QQQ | ETF | 634.47 | 634.61 | 634.01 | 634.14 | 360459.0 |
| 2025-10-31 09:30:00 | QQQ | ETF | 634.2 | 634.2 | 631.35 | 631.8785 | 4777379.0 |
| 2025-10-31 10:00:00 | QQQ | ETF | 631.87 | 632.17 | 630.85 | 631.93 | 3464767.0 |
| 2025-10-31 10:30:00 | QQQ | ETF | 631.93 | 633.73 | 631.78 | 633.34 | 2342633.0 |
| 2025-10-31 11:00:00 | QQQ | ETF | 633.34 | 633.75 | 632.52 | 632.65 | 2135064.0 |
| 2025-10-31 11:30:00 | QQQ | ETF | 632.65 | 633.14 | 630.55 | 630.59 | 3225600.0 |
| 2025-10-31 12:00:00 | QQQ | ETF | 630.58 | 630.63 | 628.28 | 629.48 | 3081430.0 |
| 2025-10-31 12:30:00 | QQQ | ETF | 629.49 | 630.26 | 627.71 | 628.13 | 2246631.0 |
> showing 50 of 44,283 rows — these rows as CSV