I am using below code to get volume. However I am getting empty bars until 9 AM EST or bit later. Can you please guide
session_start = now.replace(hour=4, minute=0, second=0, microsecond=0)
today_request = StockBarsRequest(
symbol_or_symbols=symbol,
timeframe=TimeFrame.Minute,
start=session_start
)
today_bars = client.get_stock_bars(today_request).df