Other Fees > Cancel/Modify Fees - Stocks
Cancel/Modify Order Fees - Stocks
Cancel/Modify Order Fees - Stock Orders
Orders with a time in force that specifies an expiration time, such as GTC, will be assessed cancel fees according to the above schedule.
 Unless otherwise specified, the per-order fee applies to both order cancellations and modifications.
 Execution credits are applied against cancel or modify fees for the day. Execution credits cannot exceed cancel/modify fees.