Resuggesting! Thanks to Sprekt for letting me know of the sale they just made.

Sale #1

Quicksold for 36 keys pure-

Seller: https://backpack.tf/profiles/76561198150447896#!/compare/1596758400/1596844800

Buyer: https://backpack.tf/profiles/76561198146939162#!/compare/1596153600/1596844800

Sale #2

Sold for 45 keys pure-

Seller: https://backpack.tf/profiles/76561198146939162#!/compare/1597190400/1597622400

Buyer: https://backpack.tf/profiles/76561198141187772#!/compare/1597363200/1597708800

Sale #3

Untraceable-

Seller: https://backpack.tf/profiles/76561198141187772#!/compare/1597708800/1600732800

Buyer: https://backpack.tf/profiles/76561198267189538#!/compare/1600646400/1600732800

Sale #4

Most likely quicksold for 34 or 35 keys pure (some keys do not show up in the seller's backpack, but some do show up in the buyer's backpack)-

Seller: https://backpack.tf/profiles/76561198267189538#!/compare/1593561600/1593648000

Buyer: https://backpack.tf/profiles/76561198850003204#!/compare/1593561600/1593734400

B/O: https://bot.tf/stats/listings/M0OLG00V

Sale #5

Sold for 45 keys pure-

Seller: https://backpack.tf/profiles/76561198850003204#!/compare/1597276800/1597363200

Buyer: https://backpack.tf/profiles/76561198008939462#!/compare/1587081600/1597363200

Sale #6

Sold for 41 keys pure-

Seller: https://backpack.tf/profiles/76561198267189538#!/compare/1601251200/1601337600

Buyer: https://backpack.tf/profiles/76561198063456488#!/compare/1601078400/1601337600

https://gyazo.com/26443e9d2191f90c3951789ad92a958a

Sales @ 34/35, 36, 41, 45, 45

Taking 41-45