SEC rules also cover cancellation of orders. https://en.wikipedia.org/wiki/SEC_Rule_10b5-1#A_possible_loophole:_canceling_plans https://en.wikipedia.org/wiki/S

SEC rules also cover cancellation of orders. https://en.wikipedia.org/wiki/SEC_Rule_10b5-1#A_possible_loophole:_canceling_plans https://en.wikipedia.org/wiki/SEC_Rule_10b5-1#A_possible_loo...