Thunder Markets Ltd — Crude Oil WTI symbol, specs and trading conditions
USOIL.c. Contract size is 1, minimum trade size 1 lots and the price quotes to 3 digits. Overnight swap is 11.234 long / -39.523 short. Note the broker-specific form — an EA hard-coded to USOILC will not find USOIL.c.| Symbol on this broker | USOIL.c |
| Platform | MT4 |
| Instrument class | energy CFD |
| Contract size | 1 |
| Digits | 3 |
| Minimum lot | 1 |
| Lot step | 1 |
| Maximum lot | 10,000 |
| Swap long | 11.234 |
| Swap short | -39.523 |
| Tick value | — |
| Trade mode | Full access |
| Execution | Market |
| Fill policy | — |
What is Crude Oil WTI called on Thunder Markets Ltd?
Crude Oil WTI is called USOIL.c on Thunder Markets Ltd. Use that exact string in SymbolSelect() or iCustom() — MetaTrader symbol names are case-sensitive and will not resolve a close match.
Broker symbol names diverge because each one configures its own market watch. The same instrument can appear as a plain code, with a letter suffix for an account type, or under a legacy vendor name. The code above was read from Thunder Markets Ltd's live server, not copied from marketing material.
What is the minimum lot size for Crude Oil WTI on Thunder Markets Ltd?
The minimum trade size for Crude Oil WTI on Thunder Markets Ltd is 1 lots, and size increases in steps of 1 lots — 1 unit of the underlying at minimum.
An EA that sends a volume below this, or one that is not a whole multiple of the lot step, is rejected with error 131 (invalid trade volume) — normalise your lot size against both numbers before calling OrderSend.
What is the swap on Crude Oil WTI at Thunder Markets Ltd?
Thunder Markets Ltd charges 11.234 to hold Crude Oil WTI long overnight and -39.523 to hold it short. Holding short costs more than holding long. Note that the long side is positive — Thunder Markets Ltd pays you to hold it overnight, which is what a carry strategy looks for.
Swap is applied at the broker's daily rollover and is charged at triple rate on one weekday to cover the weekend. Work out the real cost for your position size with the swap carry calculator.
Will my EA run on Thunder Markets Ltd for Crude Oil WTI?
On Thunder Markets Ltd, trading is set to Full access, orders execute in Market mode.
Market execution fills at the available price rather than requoting, so an EA does not need requote handling — but it must tolerate slippage, and stop loss / take profit usually cannot be attached in the same call.
Run the full compatibility check for this broker with the EA compatibility checker.