Comment by pantaloons

I work for a large wholesaler and wrote the code that handles client GTC orders for on behalf of pretty much every brokerage in the US. Whatever your experience is, it's no longer correct. NASDAQ stopped accepting GTC orders in 2015, before NYSE.

Here is the specific rule relating to adjusting the price of open orders: https://www.finra.org/rules-guidance/rulebooks/finra-rules/5...