I am going to guess that a few weeks back there was a scramble at various brokerages to ensure that they do not allow people to buy BRK.A at an absurdly low pri

I am going to guess that a few weeks back there was a scramble at various brokerages to ensure that they do not allow people to buy BRK.A at an absurdly low price, and it is all a huge mess while they wait on NASDAQ to correct the error.