Recent content by danceToExpress

Can I get historical premarket/postmarket data download from IB? I only need these for a few stocks and ETFs. I would also like to know the number of days of premarket/postmarket data there is, and the interval of the data, like 1 minute, 5 minutes.. etc? Thank you for answering.

I wrote to IB about this question a week ago, and I've not gotten any answer. So I will appreciate your input to my question - can I download historical pre-market and post-market data from IB? If they do, how many days are there? Thanks.

My strategy involves premarket data, which is not provided by my current data provider. I'm looking for historical premarket data for stocks and etfs, and hopefully the premarket data goes back to more than just a few recent months. I have written to quite a few data vendors, and I think I...