Historical Daily Gold (Combined) Futures Data GCA (GC)
Gold (Combined) Contract Specs:
| Gold (Combined) (GCA) | |
| AKA: | Gold (Combined) |
| Exchange Name: | COMEX |
| Exchange: | COMEX |
| Sector: | Metal |
| Tick Size: | 0.1 |
| BPV: | 100 |
| Denomination: | USD |
| Bloomberg Symbol: | GC Comdty |
| CSI Symbol: | GC2 |
| Exchange Symbol: | GC |
| IQFeed Symbol: | QGC |
| Ninjatrader Symbol: | GC |
| Sierra Chart Symbol: | GC-COMEX |
| TradeStation Symbol: | GC |
Buy Gold (Combined) Futures Data GCA (GC)
Purchase Gold (Combined) Futures Data GCA (GC) from PortaraCQG. Our tailored service includes your format options. ALL data is created for you by a qualified trader. We provide expert guidance if you are unsure. we will email you when your purchase has completed with roll/format options to choose from.
GCA (GC) Historic Futures Data: Available
| Data Type | Start Date | End Date | Size | Sample Data |
| Daily: | 1974 Dec 31 | Current | 8.9 MB | 📈 Download |
| Intraday: | 1987 Sep 03 | Current | 623.7 MB | 📈 Download |
| Tick – Trades Only: | 1987 Sep 03 | Current | 23.7 GB | 📈 Download |
| Tick – Level 1: | 1987 Sep 03 | Current | 1.7 TB | 📈 Download |
Full-history size of Gold (Combined) (GCA) data from Portara, to the current date, as uncompressed CSV text: daily 8.9 MB from 1974 Dec 31; 1-minute intraday 623.7 MB from 1987 Sep 03; tick trades-only 23.7 GB from 1987 Sep 03; tick Level 1 (bids, asks and trades) 1.7 TB from 1987 Sep 03. Sizes are indicative and refreshed monthly. Use the Data Size Calculator further down this page for any year range.
See also: all historical daily futures markets · view the GCA sample in any timezone · when GCA volume and open interest begin.
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Times default to Chicago local, as recorded. Pick a timezone to convert both the chart and the download — conversion changes only the timestamps, every other value passes through untouched.
Sample data chart · hover for values · drag to pan · zoom with the mouse wheel or the −/+ buttons · double-click to reset
Gold (Combined) GCA Daily Data Formats
Combined: This means a combination of the new ‘All Sessions’ data combined to the old pit data in the past. This allows for the longest historical data streams possible.
Choose a data form to see the format choices available for it.
Once payment is in, we will send across final formatting options for you to choose from and then add you to our jobs list for processing. See below for what questions we will ask.
One-off data dump:
- Delivery Months: GJMQZ (Feb, Apr, Jun, Aug, Dec)
- Delimiter: comma, i.e. .csv .txt - ASCII. Or choose another delimiter such as semi-colon, space or tab
- Filename: Discrete names created from the symbol root, the year and delivery month code. For example GCA2026G is the February 2026 contract for Gold (Combined).
- Filename Alternatives: Choose from the following if you require compatibility elsewhere: Exchange: GC · Bloomberg: GC Comdty · CSI: GC2 · IQFeed: QGC · NinjaTrader: GC · Sierra Chart: GC-COMEX · TradeStation: GC
- Column Order: date, open, high, low, settlement, volume, openInterest
- Close Price Choice [optional]: Choose to have close based on Settlement (usual) or close based on lastPrice. Or choose to have both lastPrice and settlement columns. Eg: date, open, high, low, lastPrice, settlement, volume, openInterest
- Date format: yyyymmddiOther date formats availableMMDDYYYYYYYYMMDDDDMMYYYYMMDDYYYYMMDDDDMMYYMM/DD/YYYYYYYY/MM/DDDD/MM/YYYYMM-DD-YYYYYYYY-MM-DDDD-MM-YYYYMM.DD.YYYYDD.MM.YYYYYYYY.MM.DDMM/DD/YYYY/MM/DDDD/MM/YYMM-DD-YYYY-MM-DDDD-MM-YYMM.DD.YYYY.MM.DDDD.MM.YYTell us which one you would like.
- Other Special Data Formatting Requirements: We format directly for other software applications including Bloomberg, CQG Data Factory, eSignal, IQFeed, MetaTrader 5, MultiCharts, NinjaTrader, Sierra Chart, TradeStation and Trading Blox.
During your order process, we will send across these final formatting options for you to choose from and then add you to our jobs list for processing.
One-off data dump:
- Continuous data: Do you want backadjusted or zero adjusted data? Please let us know. If you are unsure, please read our deep dive on how to create continuous futures data, which explains the different methods.
- Roll: 23 days before expiry is a good sweetspot for GCA
- Roll Basis: Roll based on settlement price. (Highly unusual based on last price, but we can do it)
- Delivery Months: GJMQZ (Feb, Apr, Jun, Aug, Dec)
- Delivery Month Note: By convention, it is common to not roll into the October (V Contract) and roll directly to the December contract. You can choose what is the best method for you, to include or exclude.
- Delimiter: comma, i.e. .csv .txt - ASCII. Or choose another delimiter such as semi-colon, space or tab
- Filename: A single file called GCA.txt openable in notepad or similar. Windows/Mac/Linux compatible.
- Filename Alternatives: Choose from the following if you require compatibility elsewhere: Exchange: GC · Bloomberg: GC Comdty · CSI: GC2 · IQFeed: QGC · NinjaTrader: GC · Sierra Chart: GC-COMEX · TradeStation: GC
- Column Order: date, open, high, low, settlement, volume, openInterest, contractNameNote: contractName allows you to see what row the underlying data came from, so your commodity is called GCA, then GCA2026G would mean the row was from the GCA February 2026 contract. We include this by default. Please let us know if you do not want to include it.
- Close Price Choice [optional]: Choose to have close based on Settlement (usual) or close based on lastPrice. Or choose to have both lastPrice and settlement columns. Eg: date, open, high, low, lastPrice, settlement, volume, openInterest, contractName
- Extra Continuous Columns [optional]: If ordering backadjusted data we can also include, unadjusted close, spread and cumulative spread.
- Date format: yyyymmddiOther date formats availableMMDDYYYYYYYYMMDDDDMMYYYYMMDDYYYYMMDDDDMMYYMM/DD/YYYYYYYY/MM/DDDD/MM/YYYYMM-DD-YYYYYYYY-MM-DDDD-MM-YYYYMM.DD.YYYYDD.MM.YYYYYYYY.MM.DDMM/DD/YYYY/MM/DDDD/MM/YYMM-DD-YYYY-MM-DDDD-MM-YYMM.DD.YYYY.MM.DDDD.MM.YYTell us which one you would like.
- Roll Logs: we will include a full roll log showing rolls close-to-close the calendar days and the adjustments so you can follow through the logic.
- Other Special Data Formatting Requirements: We format directly for other software applications including Bloomberg, CQG Data Factory, eSignal, IQFeed, MetaTrader 5, MultiCharts, NinjaTrader, Sierra Chart, TradeStation and Trading Blox.
During your order process, we will send across these final formatting options for you to choose from and then add you to our jobs list for processing.
The Process of Placing an Order
Portara is a ‘tailored service’ i.e. your request will be processed manually to your custom requirements.
If you wish to proceed, send us an email using the ‘Contact Portara’ widget on this page, or alternatively use the Contact Form under ‘Contact Us’. When you are happy, we will send out a payment request for settlement. Once payment is in, we will send across final formatting options (above) for you to choose from and then add you to our jobs list for processing.
We will guide you through the final formatting options and provide defaults for you to accept or make changes to.
Once the data is ready, we will send across your personal link for you to download the data. Usually, data is ready within 24hrs.
What is daily data & Why is it important?
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Format Details for Gold (Combined) GCA (GC)
Format Details for Gold (Combined) GCA (GC)Alternative Gold (Combined) Symbology:
Other companies can refer to the Gold (Combined) symbols by the following symbol names: GC2 GC GCA Comdty.
Portara and CQG provide historical intraday futures data to CTAs, hedge funds, portfolio managers, quants and traders and institutions.
Portara’s Main Data Products
Gold (Combined) futures data can be split into four main headings:
- Daily data – which includes either the last price or the settlement
- Intraday data – which includes trade volume
- Tick data – Trades Only – which includes only trades
- Tick data Level 1 – which includes the trades, the bid, the ask and the settle
Purchase Individual or Continuous form Data
You can purchase historical intraday GCA / GC futures data as individual contracts or in a continuous form.
Continuous 1 minute GCA / GC futures data can be formatted into back-adjusted, forward-adjusted, ratio adjusted and zero adjusted series. Portara can create bespoke rules for each futures GCA contract based on volume, open interest, tick size and calendar date variations. Control delivery month combinations, timezone settings and timestamps that follow exchange or local time globally for any location.
World’s Only Data Supplier with FIVE DAILY Data Points
Portara’s standard Gold (Combined) daily futures data is made up of five data points – open, high, low, last-price and settle. Simply choose to have the daily close based on the last price or the settle depending on whether you wish follow extended sessions or just the day session.
GC Data Granularity
Portara’s Gold (Combined) intraday futures data is supplied as default in 1-minute bar. However, you may also choose other bar granularities such as 2 minute bar, 3 minute bar, 5 minute bar, 10 minute bar, 15 minute bar, 30 minute bar, hourly bar etc. You can also have us extract daily Gold (Combined) data straight from the intraday database. In this case, you would choose the session (even if you need to cross midnight) and we can supply the custom Gold (Combined) daily futures data between only between the custom session markers you choose.
Portara provides GC futures tick data in ‘Trades Only’ form or as ‘Level 1’ tick data, which includes the bids and asks. Download the tick data samples above. Our default format timestamp is to the millisecond. Gold (Combined) tick data includes price, the trade volume, and other trade indicators such as bid, ask, trade and settle.
Remember to compare the file size of trades only data to level 1 tick data as they can vary by factors of 10 to 100 fold. If you have questions simply email us and one of our technicians will guide you.
Updates
All of our historical data is updated on a daily basis up to four times per day based on your subscription level, at the end of the Asian, European, Early US and Globex session. Portara’s enterprise software solution provides timely updates to your data, along with compression, roll and custom formatting features on CQG deep history databases. Historical Gold (Combined) data updates are ready around half an hour after markets close. No exchange fees or other CQG products are necessary.
Portara’s Catalogue of Historical Gold (Combined) Futures Data GC
You can view other futures, forex, ETFs and fixed income symbols and commodities from the Historical Intraday Data Download Table. If you are looking for derivatives of the Gold (Combined) or any other historical data types such as daily or tick, you can visit the other download tables here:
- Historical Daily Data Download Table
- Historical Intraday Data Download Table
- Historical Tick – Trades Only Data Download Table
- Historical Tick – Level 1 Data Download Table
To discuss GCA / GC Futures data or if you have any other enquiry please reach out to us using the widget in the bottom corner or our contact page if you have visited us via mobile phone.