It appears from the link below that trading hours for share CFDs at IB is 9:30 - 16:00 ET.
However, TWS seems to accept orders for share CFDs in the US pre market?
Maybe the orders will not execute until the market opens at 9:30?
https://www.interactivebrokers.com.au/en/index.php?f=41307&p=cfd
However, TWS seems to accept orders for share CFDs in the US pre market?
Maybe the orders will not execute until the market opens at 9:30?
https://www.interactivebrokers.com.au/en/index.php?f=41307&p=cfd