Item 1

https://backpack.tf/item/15179732030

Sale 1

https://backpack.tf/profiles/76561198031524068#!/compare/1733097600/1733356800

https://backpack.tf/profiles/76561198149066882#!/compare/1733356800/1733443200

No clue

Item 2

https://backpack.tf/item/14975751952

Sale 2

https://backpack.tf/profiles/76561198055470220#!/compare/1728604800/1729036800

https://backpack.tf/profiles/76561198255220805#!/compare/1675209600/1729036800

No clue

Sale 3

https://backpack.tf/profiles/76561198255220805#!/compare/1675209600/1729036800

https://backpack.tf/profiles/76561198977721610#!/compare/1728950400/1729036800

12 keys, 30 ref = ~13 keys

Sale 4

https://backpack.tf/profiles/76561198977721610#!/compare/1729036800/1729123200

https://backpack.tf/profiles/76561198091502579#!/compare/1729036800/1729123200

Bulk buy

Item 3

https://backpack.tf/item/12886358535

Sale 5

https://backpack.tf/profiles/76561198841279602#!/compare/1728086400/1728172800

https://backpack.tf/profiles/76561199132665029#!/compare/1730246400/1730332800

No clue

Item 4

https://backpack.tf/item/10024171339

Sale 6

https://backpack.tf/profiles/76561199059800460#!/compare/1732838400/1732924800

https://backpack.tf/profiles/76561198859797607#!/compare/1732752000/1733184000

15 keys, 15.11 ref = ~15 keys (15189204390)

Item 5

https://backpack.tf/item/9263971641

Sale 7

https://backpack.tf/profiles/76561199085116273#!/compare/1731888000/1731974400

https://backpack.tf/profiles/76561198107350398#!/compare/1731974400/1732147200

No clue

Item 6

https://backpack.tf/item/9030108715

Sale 8

https://backpack.tf/profiles/76561199539391520#!/compare/1726531200/1726617600

https://backpack.tf/profiles/76561198311498888#!/compare/1726531200/1726617600

Dumped for ~15 keys?

Item 7

https://backpack.tf/item/7255254242

Skipping past the buy into re-dump...

Sale 9

https://backpack.tf/profiles/76561199085116273#!/compare/1731974400/1732060800

https://backpack.tf/profiles/76561198982907237#!/compare/1728604800/1732838400

Dumped a pbombs Black box + other adds, probably best not to use here if I can't find a cap

Item 7

https://backpack.tf/item/7259618791

Sale 10

https://backpack.tf/profiles/76561198054270952#!/compare/1733356800/1733443200

Likely 15 keys here

Item 8

https://backpack.tf/item/11332008866

Sale 11

https://backpack.tf/profiles/76561199385534238#!/compare/1732665600/1733529600

https://backpack.tf/profiles/76561199183171982#!/compare/1732665600/1732752000

Bulk inv buy

Item 9

https://backpack.tf/item/8848311433

Sale 12

https://backpack.tf/profiles/76561198165083167#!/compare/1727222400/1728086400

https://backpack.tf/profiles/76561199132665029#!/compare/1729468800/1729555200

No clue

Item 10

https://backpack.tf/item/13775457611

Sale 13

https://backpack.tf/profiles/76561198144954430#!/compare/1726444800/1726531200

https://backpack.tf/profiles/76561199402097063#!/compare/1727222400/1727481600

No clue

Sale 14

https://backpack.tf/profiles/76561199402097063#!/compare/1727481600/1733270400

https://backpack.tf/profiles/76561199564942025#!/compare/1727481600/1727568000

No clue

Sale 15

https://backpack.tf/profiles/76561199564942025#!/compare/1729641600/1729728000

https://backpack.tf/profiles/76561199132665029#!/compare/1729641600/1729728000

No clue

Mp.tf

https://marketplace.tf/items/tf2/31003;5;u120

$32.00 / $1.90 = ~17 keys (Oct 14)

Total Sales

13, 15, 15, 15, 17

https://imgur.com/a/euScKJf

There's a bunch of sellers for less than 17 on mp now...

13 under buyers

Taking 15 keys flat c:

Unsolds:

https://backpack.tf/item/10024171339 - ~17

https://backpack.tf/item/9030108715 - $28.84

https://backpack.tf/item/12886358535 - $28.84

https://backpack.tf/item/13775457611 - $28.84

https://backpack.tf/item/11332008866 - $28.84

https://backpack.tf/item/8848311433 - $28.84

https://backpack.tf/item/14975751952 - $34.99