Sale 1:

https://backpack.tf/profiles/76561198037674114#!/compare/1581724800/1581552000

https://backpack.tf/profiles/76561198020673987#!/compare/1581897600/1588809600

https://backpack.tf/profiles/76561198850274253#!/compare/1582329600/1582416000

Bulk / QS

Sale 2:

https://backpack.tf/profiles/76561198850274253#!/compare/1584921600/1585008000

https://backpack.tf/profiles/76561198346222059#!/compare/1585008000/1585094400

https://backpack.tf/profiles/76561198359182379#!/compare/1585008000/1585094400

Untrace

sale 3:

https://backpack.tf/profiles/76561198359182379#!/compare/1585180800/1585526400

https://backpack.tf/profiles/76561198352278410#!/compare/1585872000/1588896000

transfer

sale 4:

https://backpack.tf/profiles/76561198035701234#!/compare/1582156800/1582243200

https://backpack.tf/profiles/76561198337734785#!/compare/1582156800/1582243200

QS

sale 5:

https://backpack.tf/profiles/76561198021055079#!/compare/1583193600/1583280000

https://backpack.tf/profiles/76561198044051264#!/compare/1583193600/1583366400

Keys(?)

Sale 6:

https://marketplace.tf/items/tf2/427;5;u62

$23.99 / $1.70 = 14.11 keys <--- https://bot.tf/stats/listings/4EPOLNJD B/O of 12 keys, capping (Listing disappears same day as sale)

$30 / $1.68 = 17.86 keys

$31 / $1.69 = 18.34 keys

$31.99 / $1.70 = 18.82 keys

$34.99 / $1.80 = 19.44 keys <--- https://bot.tf/stats/listings/Y5ZJ16P7 B/O of 20 keys (listing is removed same day as sale)

https://backpack.tf/item/7955839543

https://backpack.tf/item/7957018706

https://backpack.tf/item/7956922077

https://backpack.tf/item/7956844822

all above histories are MPTF sales, however not able to accurately place....

Total sales @:

12, 18, 18, 19, 19 keys

taking 18 - 19 keys