1. Expect ppr in later half of December.. may stretch to Jan mid .. as students last min rush and holidays may have an effect.
2. The stocks are not considered as liquid funds and you should liquidate at the earliest and present them with bank statement on urgent basis as you already have a review on it. I suggest not do delay it by even a day as this could be lead to rejection as soon as the file will be picked up by ndvo for processing.
Read more here for reference
https://www.getgcms.com/blog/proof-funds-requirement-express-entry/
(Legal falcon's views on this)
3.you can submit the passport at any vfs in this world after ppr upon prior intimation to ndvo/Ottawa id through a cse.