Here is what the seller posted...
BlueChipCar (The Seller) This author's likes: 2,715
"Sothebys estimate was 350,000 to 450,0000 in our humble opinion originality and extensibly documented history is invaluable and all we know is that this car simply steals the show everywhere it goes. It is the embodiment of true competition vintage Porsches."
So the high bid was not even close to the reserve