History 1: https://backpack.tf/item/9503369153

Marketplace.tf sale, not sure which one

History 2: https://backpack.tf/item/9463518944

Deposited to Marketplace.tf

History 3:(Glitched Spec KS) https://backpack.tf/item/3653188415

Sold alongside the 2 skins, dunno what they sold for:

https://backpack.tf/profiles/76561198150761393#!/compare/1616630400/1616716800

https://backpack.tf/profiles/76561198019444465#!/compare/1616716800/1616803200

Marketplace.tf: https://marketplace.tf/items/tf2/30570;5;u3050

March 18: $34.99/2.19=15.98 ~16 keys

April 21: $34.99/2.02=17.32 ~17 keys

May 20: $34.99/2=17.5 ~18 keys

June 1: $34.99/2=17.5 ~18 keys

Unsolds:

https://marketplace.tf/items/tf2/30570;5;u3050 2 at $34.99 (34.99/1.9=18.41 keys)

https://mannco.store/item/28120 (39.97/1.73=23.1 keys)

Taking 16-18 keys here