They are the firm the less than reputable clients trade through when they want a “job done” and this enforcement case, despite the paltry fine, illustrates their willingness to avoid the rules.
Hence, yesterday the little cameo, popping in and popping out only at two very key times of the trading day to ensure the 20 was protected...
In the case you cited, they were fined $25K. See? There is little consequence for these firms to "bend" any rule out there. The fines are well worth what they reap in results...