And it really only caught peoples' attention because it was exchange traded. Things like that are happening frequently enough in the OTC and at a multiple of the notional traded here, to really dampen the excitement of this particular trade.
It's just an OTM put fly and it's not all that exciting, as I mentioned in the other thread...
It looks like it was the EDM7 98.875/98.625/98.375 fly, originally bought in 2016 when EDM7 was trading with a 99 handle. In May 2016, paper was buying it for 3.5 or thereabouts. It was being sold recently for arnd 9.