Item 1: https://backpack.tf/item/9705924633

Sale 1: STN to Mannco, impossible to know who bought it

Marketplace.tf: https://marketplace.tf/items/tf2/31160;5;u3095

Sale 2:

Sold for $8.99 on May 15 2025

Keys were $1.94 https://marketplace.tf/items/tf2/5021;6

8.99/1.94=4.63 ~4.65 keys

Sale 3:

Sold for $8.99 on July 6 2025

Keys were $2.04 https://marketplace.tf/items/tf2/5021;6

8.99/2.04=4.41 ~4.4 keys

Sale 4:

Sold for $8.99 on July 14 2025

Keys were $2.02 https://marketplace.tf/items/tf2/5021;6

8.99/2.02=4.45 keys

Sales:

4.4, 4.45, 4.65

Sellers:

BPTF - https://imgur.com/fzU8nLf 5 keys (6 days)

MPTF - https://marketplace.tf/items/tf2/31160;5;u3095 $9.9 (~5.05 keys)

STN - https://stntrading.eu/item/tf2/Unusual%20Runic%20Imprisonment%20Taunt:%20Texas%20Truckin' None

SCM - https://steamcommunity.com/market/listings/440/Unusual%20Taunt%3A%20Texas%20Truckin%27?filter=Runic+Imprisonment https://imgur.com/FrGAdSe None

Going with 4.4-4.65 keys