Item 1: https://backpack.tf/item/15986981250

Sale 1:

https://backpack.tf/profiles/76561198882175555#!/compare/1784419200/1784505600

https://backpack.tf/profiles/76561198029418031#!/compare/1784505600/1784592000

11 keys

Item 2: https://backpack.tf/item/16136039439

Sale 2:

https://marketplace.tf/items/tf2/31160;5;u3200

Sold for $39.99 on June 5 2026

Keys were $1.92

39.99/1.92=20.82 ~21 keys

Sales:

11, 21

Sellers:

BPTF - https://imgur.com/t6sE98K 11 keys (8 months), 20 keys (10 months)

MPTF - https://marketplace.tf/items/tf2/31160;5;u3200 none

STN - https://stntrading.eu/item/tf2/Unusual+Lost+Signal+Taunt%3A+Texas+Truckin%27 none

SCM - https://steamcommunity.com/market/listings/440/Unusual%20Taunt%3A%20Texas%20Truckin%27?appid=440&q=Lost+Signal https://imgur.com/SJk8h5b none

21 definitely won't work here given both lower sellers have been there for a very long time and were available when the sale happened. Going with 11 keys flat