Sale 1 (only recent one i could see - checked those in prior suggestions to see if any of them had been traded in last couple months - one traded in march but that's not that recent & I was not able to establish exactly what the details of the trade were anyway)

Sold for 550 mannco supply keys

Seller

https://backpack.tf/profiles/76561198316071886#!/compare/1729555200/1729641600

Buyers name is associated with keys in the history for the 550 items recieved together

Buyer

https://backpack.tf/profiles/76561198119605251#!/compare/1729555200/1729641600

Please let me know of any other recent sales & I will amend this suggestion

Cheers.

Another Sale:

https://backpack.tf/profiles/76561198850407517#!/compare/1730160000/1730246400

https://backpack.tf/profiles/76561198119605251#!/compare/1730160000/1730246400

https://backpack.tf/item/4889656420

Ignoring - Way to many trades from these two accounts on that day to determine a trade price