The price will go up when this person/hedge fund runs out of PPT and the wallet has 1.8 left relative to 10.5 to start with. Plus increase in ethereum price will probably help to increase ppt price too.

https://ethplorer.io/address/0x8d12a197cb00d4747a1fe03395095ce2a5cc6819#pageSize=100&transfers=1

Populous Platform   1,866,387.71208512 PPT
Total In: 10,508,255.6974172
Total Out: 8,641,858.26733203