ZW Downloads

Published Parquet files and roll records.

Bars

OHLCV bars by timeframe, with annual downloads.

ZW annual bar files · Select a file size to download
Year	10s	1m	2m	5m	30m	1h	4h	1D
2026	Free7.7 MB	2.7 MB	1.5 MB	709.2 KB	175.5 KB	110.6 KB	49.0 KB	23.3 KB
2025	6.9 MB	2.6 MB	1.6 MB	789.6 KB	197.3 KB	126.6 KB	58.2 KB	28.1 KB
2024	7.8 MB	2.9 MB	1.7 MB	835.7 KB	206.0 KB	132.3 KB	59.9 KB	28.3 KB
2023	8.5 MB	3.0 MB	1.8 MB	852.0 KB	209.2 KB	133.6 KB	59.8 KB	28.1 KB
2022	9.4 MB	3.2 MB	1.9 MB	900.7 KB	224.9 KB	142.3 KB	61.5 KB	28.3 KB
2021	9.0 MB	3.3 MB	1.8 MB	868.1 KB	211.1 KB	134.1 KB	60.6 KB	28.4 KB
2020	7.5 MB	2.9 MB	1.7 MB	824.8 KB	201.8 KB	129.2 KB	59.2 KB	28.4 KB
2019	6.5 MB	2.6 MB	1.5 MB	785.0 KB	194.6 KB	125.3 KB	57.7 KB	28.2 KB
2018	7.4 MB	2.8 MB	1.6 MB	810.1 KB	198.9 KB	126.9 KB	58.4 KB	28.3 KB
2017	6.6 MB	2.5 MB	1.5 MB	778.9 KB	192.1 KB	123.7 KB	56.9 KB	28.1 KB
2016	6.4 MB	2.3 MB	1.4 MB	757.7 KB	191.3 KB	122.6 KB	57.0 KB	28.2 KB
2015	6.9 MB	2.4 MB	1.5 MB	787.5 KB	200.8 KB	129.3 KB	59.4 KB	28.3 KB
2014	6.7 MB	2.4 MB	1.5 MB	789.3 KB	202.2 KB	130.3 KB	60.0 KB	28.5 KB
2013	6.3 MB	2.3 MB	1.5 MB	782.6 KB	200.0 KB	128.1 KB	60.2 KB	28.3 KB
2012	7.9 MB	2.8 MB	1.7 MB	897.2 KB	221.6 KB	139.6 KB	66.5 KB	29.7 KB
2011	4.3 MB	1.5 MB	956.7 KB	489.0 KB	126.0 KB	83.4 KB	40.5 KB	18.5 KB

Continuous futures data (16)

Continuous derived datasets with unadjusted prices and additive roll adjustments.

ZW back-adjusted continuous files by year
Year	Size	File
2026	63.1 MB	download
2025	63.7 MB	download
2024	72.5 MB	download
2023	76.1 MB	download
2022	75.9 MB	download
2021	76.5 MB	download
2020	76.1 MB	download
2019	72.2 MB	download
2018	88.9 MB	download
2017	81.8 MB	download
2016	84.8 MB	download
2015	83.7 MB	download
2014	79.2 MB	download
2013	74.0 MB	download
2012	85.7 MB	download
2011	47.6 MB	download

All contracts (82)

ZW per-contract tick datasets
Contract	Coverage	Rows	Size	File
ZWU27	2025-07 to 2026-10	44,313	717.0 KB	parquet
ZWK27	2025-05 to 2026-10	216,916	3.8 MB	parquet
ZWN27	2025-01 to 2026-10	134,173	2.3 MB	parquet
ZWH27	2025-01 to 2026-10	586,781	10.0 MB	parquet
ZWU26	2025-01 to 2026-09	1,900,936	21.7 MB	parquet
ZWZ26	2024-12 to 2026-10	2,557,657	28.1 MB	parquet
ZWK26	2024-05 to 2026-05	1,815,867	20.2 MB	parquet
ZWH26	2024-01 to 2026-03	1,934,955	22.0 MB	parquet
ZWU25	2023-12 to 2025-09	1,519,849	18.0 MB	parquet
ZWZ25	2023-09 to 2025-12	2,080,186	23.7 MB	parquet
ZWN26	2023-07 to 2026-07	2,105,595	23.9 MB	parquet
ZWK25	2023-02 to 2025-05	1,669,307	20.1 MB	parquet
ZWH25	2022-12 to 2025-03	2,154,056	25.4 MB	parquet
ZWZ24	2022-09 to 2024-12	2,588,509	28.3 MB	parquet
ZWN25	2022-08 to 2025-07	1,798,889	21.4 MB	parquet
ZWU24	2022-08 to 2024-09	1,768,628	20.7 MB	parquet
ZWK24	2022-01 to 2024-05	1,747,154	21.1 MB	parquet
ZWN24	2021-09 to 2024-07	2,373,112	26.2 MB	parquet
ZWH24	2021-09 to 2024-03	2,198,745	25.9 MB	parquet
ZWZ23	2021-08 to 2023-12	2,647,681	30.4 MB	parquet
ZWU23	2021-08 to 2023-09	2,039,576	23.4 MB	parquet
ZWK23	2020-11 to 2023-05	1,566,603	18.6 MB	parquet
ZWN23	2020-09 to 2023-07	2,048,082	24.2 MB	parquet
ZWH23	2020-09 to 2023-03	1,890,506	22.5 MB	parquet
ZWZ22	2020-09 to 2022-12	2,749,585	34.8 MB	parquet
ZWU22	2020-08 to 2022-09	1,520,341	21.2 MB	parquet
ZWN22	2020-01 to 2022-07	1,893,618	24.9 MB	parquet
ZWK22	2020-01 to 2022-05	1,380,264	19.0 MB	parquet
ZWH22	2019-10 to 2022-03	2,227,460	26.1 MB	parquet
ZWU21	2019-10 to 2021-09	1,896,104	22.8 MB	parquet
ZWZ21	2019-07 to 2021-12	2,661,973	31.0 MB	parquet
ZWK21	2019-04 to 2021-05	1,728,019	20.8 MB	parquet
ZWN21	2018-07 to 2021-07	2,359,598	28.5 MB	parquet
ZWH21	2018-07 to 2021-03	2,375,865	27.4 MB	parquet
ZWZ20	2018-07 to 2020-12	2,797,260	29.8 MB	parquet
ZWU20	2018-07 to 2020-09	1,620,502	20.7 MB	parquet
ZWK20	2018-05 to 2020-05	1,451,836	18.6 MB	parquet
ZWN20	2018-01 to 2020-07	1,786,380	22.5 MB	parquet
ZWH20	2017-12 to 2020-03	1,870,251	22.0 MB	parquet
ZWZ19	2017-09 to 2019-12	1,885,558	24.4 MB	parquet
ZWU19	2017-08 to 2019-09	1,387,437	17.8 MB	parquet
ZWK19	2016-12 to 2019-05	1,481,329	18.5 MB	parquet
ZWN19	2016-11 to 2019-07	1,828,397	22.5 MB	parquet
ZWH19	2016-11 to 2019-03	1,914,207	23.7 MB	parquet
ZWU18	2016-11 to 2018-09	1,756,407	21.3 MB	parquet
ZWZ18	2016-08 to 2018-12	2,684,955	32.5 MB	parquet
ZWK18	2016-05 to 2018-05	1,790,055	21.4 MB	parquet
ZWN18	2016-02 to 2018-07	2,202,311	26.9 MB	parquet
ZWU17	2016-02 to 2017-09	1,871,825	21.2 MB	parquet
ZWZ17	2016-01 to 2017-12	2,521,055	28.9 MB	parquet
ZWH18	2015-10 to 2018-03	2,276,382	27.7 MB	parquet
ZWN17	2015-06 to 2017-07	1,948,342	22.9 MB	parquet
ZWK17	2015-06 to 2017-05	1,374,215	17.1 MB	parquet
ZWH17	2015-04 to 2017-03	2,143,081	25.8 MB	parquet
ZWU16	2015-03 to 2016-09	1,665,755	19.4 MB	parquet
ZWZ16	2014-08 to 2016-12	2,523,234	29.9 MB	parquet
ZWN16	2014-06 to 2016-07	2,171,444	25.4 MB	parquet
ZWK16	2014-04 to 2016-05	1,469,136	16.5 MB	parquet
ZWH16	2014-03 to 2016-03	2,019,507	22.7 MB	parquet
ZWZ15	2013-11 to 2015-12	2,526,747	30.1 MB	parquet
ZWU15	2013-11 to 2015-09	1,610,456	19.0 MB	parquet
ZWN15	2013-11 to 2015-07	2,083,244	24.5 MB	parquet
ZWK15	2013-11 to 2015-05	1,716,887	19.4 MB	parquet
ZWH15	2013-11 to 2015-03	2,460,699	27.7 MB	parquet
ZWZ14	2013-11 to 2014-12	2,534,955	29.8 MB	parquet
ZWU14	2013-11 to 2014-09	1,326,904	15.0 MB	parquet
ZWN14	2013-11 to 2014-07	1,716,792	21.4 MB	parquet
ZWK14	2013-11 to 2014-05	1,651,774	17.8 MB	parquet
ZWH14	2013-11 to 2014-03	1,558,705	16.5 MB	parquet
ZWZ13	2013-08 to 2013-12	2,027,373	20.6 MB	parquet
ZWU13	2013-05 to 2013-09	1,123,098	13.8 MB	parquet
ZWN13	2013-03 to 2013-07	1,542,628	17.7 MB	parquet
ZWK13	2013-01 to 2013-05	1,313,538	15.2 MB	parquet
ZWH13	2012-11 to 2013-03	2,058,477	22.1 MB	parquet
ZWZ12	2012-08 to 2012-12	2,364,064	23.5 MB	parquet
ZWU12	2012-05 to 2012-09	1,661,983	17.6 MB	parquet
ZWN12	2012-03 to 2012-07	2,258,383	21.6 MB	parquet
ZWK12	2012-01 to 2012-05	1,929,636	17.9 MB	parquet
ZWH12	2011-11 to 2012-03	2,263,556	20.4 MB	parquet
ZWZ11	2011-08 to 2011-12	2,566,859	22.5 MB	parquet
ZWU11	2011-05 to 2011-09	1,686,105	15.8 MB	parquet
ZWN11	2011-05 to 2011-07	750,187	6.7 MB	parquet

Latest 20 rolls

Latest 20 of 77 rolls. Download the full JSON ledger.

ZW latest roll records
Session	From	To	Diff	Old volume	New volume
2026-08-14	ZWU26-CBOT	ZWZ26-CBOT	0.15	38,173	43,584
2026-06-17	ZWN26-CBOT	ZWU26-CBOT	0.08	35,574	44,079
2026-04-16	ZWK26-CBOT	ZWN26-CBOT	0.08	36,820	39,018
2026-02-17	ZWH26-CBOT	ZWK26-CBOT	0.04	40,251	47,327
2025-11-14	ZWZ25-CBOT	ZWH26-CBOT	0.1425	44,173	51,823
2025-08-15	ZWU25-CBOT	ZWZ25-CBOT	0.2025	20,216	20,907
2025-06-18	ZWN25-CBOT	ZWU25-CBOT	0.16	60,159	70,463
2025-04-16	ZWK25-CBOT	ZWN25-CBOT	0.13	24,010	32,384
2025-02-19	ZWH25-CBOT	ZWK25-CBOT	0.145	31,830	42,822
2024-11-18	ZWZ24-CBOT	ZWH25-CBOT	0.1825	33,407	34,551
2024-08-19	ZWU24-CBOT	ZWZ24-CBOT	0.2375	19,977	25,732
2024-06-18	ZWN24-CBOT	ZWU24-CBOT	0.1725	32,930	35,273
2024-04-17	ZWK24-CBOT	ZWN24-CBOT	0.1525	19,495	33,007
2024-02-16	ZWH24-CBOT	ZWK24-CBOT	-0.02	25,539	28,764
2023-11-16	ZWZ23-CBOT	ZWH24-CBOT	0.27	32,892	35,935
2023-08-15	ZWU23-CBOT	ZWZ23-CBOT	0.2525	24,596	30,520
2023-06-21	ZWN23-CBOT	ZWU23-CBOT	0.1325	39,418	43,005
2023-04-17	ZWK23-CBOT	ZWN23-CBOT	0.1075	27,731	31,143
2023-02-17	ZWH23-CBOT	ZWK23-CBOT	0.1075	11,574	15,359
2022-11-21	ZWZ22-CBOT	ZWH23-CBOT	0.185	17,721	21,924

ZW Instrument specifications

Exchange: CBOT
Contract listings: Monthly · F–Z
Minimum tick: 0.00125
Point value: 50.00 USD

Methodology

Per-contract, continuous and bar files are derived datasets. Continuous datasets join contracts with documented rolls and additive adjustments; bars aggregate ticks into OHLCV.

Read the schemas, timeframe rules and HTTP documentation.

ZW Quick start

View Python example

curl -LO https://historicalfuturesdata.com/ZW/bars/10s/cme.zw.bars.10s.2026.parquet

import pandas as pd
df = pd.read_parquet("cme.zw.bars.10s.2026.parquet")

import polars as pl
df = pl.read_parquet("cme.zw.bars.10s.2026.parquet")

Frequently asked questions about ZW historical data

What period does ZW cover?

2011-05-26 → 2026-10-26. This range comes from the current instrument catalog.

Which ZW timeframes are published?

10s, 1m, 2m, 5m, 30m, 1h, 4h, 1D. The bars table lists each available annual download.

How do I get a ZW sample?

Download cme.zw.bars.10s.2026.parquet using the free sample button. No account or API key is needed for this 10-second sample.

Wheat (ZW)