This is great but what jurisdiction does SEC have over Ukrainian entity? Sounds a bit like robo-callers with gozilian in fines issued and near zero collected.
Interacting with the US banking system is necessary for trading on US stock exchanges, which means that they can be essentially banned from the US banking system on pain of getting all their money seized.
What jurisdiction does the US have to nab Somali pirates off a skiff off the coast of Africa and bring them to trial in NYC? What jurisdiction does the US have to kill terrorists on foreign soil?
Probably a lot less jurisdiction than people mucking about in US markets...