History 1: https://backpack.tf/item/9314064941

Untraceable

https://backpack.tf/profiles/76561198116051236#!/compare/1609804800/1616457600

https://backpack.tf/profiles/76561198004310955#!/compare/1611360000/1612051200

4 keys 5.22 ref matches:

https://backpack.tf/profiles/76561198004310955#!/compare/1612051200/1612915200

https://backpack.tf/profiles/76561199101442624#!/compare/1612742400/1612915200

Buyer had a buy order, most likely sold to that: https://gladiator.tf/listings/6020d9b051271fdd5bd29f9c

23 keys 15 ref, ~23 keys

https://backpack.tf/profiles/76561199101442624#!/compare/1613088000/1613174400

https://backpack.tf/profiles/76561198058812374#!/compare/1612915200/1613433600

History 2: https://backpack.tf/item/9250491521

Bulk:

https://backpack.tf/profiles/76561198040073503#!/compare/1609718400/1609804800

https://backpack.tf/profiles/76561198214429536#!/compare/1600646400/1611187200

History 3: https://backpack.tf/item/8930989210

Sold alongside a Spectral Escort Taunt: Scotsmann's Stagger, dummo what they sold for:

https://backpack.tf/profiles/76561198032176942#!/compare/1609113600/1609200000

https://backpack.tf/profiles/76561198054464807#!/compare/1574467200/1614988800

History 4: https://backpack.tf/item/8793718232

Sold for 23 keys:

https://backpack.tf/profiles/76561198960169972#!/compare/1615334400/1615420800

https://backpack.tf/profiles/76561199006971039#!/compare/1615334400/1615420800

it then went to Marketplace.tf

History 5: https://backpack.tf/item/8563279502

Bulk:

https://backpack.tf/profiles/76561198075608819#!/compare/1609459200/1609545600

https://backpack.tf/profiles/76561198307610631#!/compare/1609372800/1609977600

Sold alongside an Apotheosis Taunt: Mannrobics for a Miami Nights Tundra Top, better used there:

https://backpack.tf/profiles/76561198307610631#!/compare/1609977600/1610582400

https://backpack.tf/profiles/76561198320315271#!/compare/1610150400/1610236800

Sold for a Strange Green Confetti Crabe de Chapeau (in-date at 12 keys):

https://backpack.tf/profiles/76561198320315271#!/compare/1610323200/1610409600

https://backpack.tf/profiles/76561198246499498#!/compare/1610236800/1610323200

below buyers

Untraceable:

https://backpack.tf/profiles/76561198246499498#!/compare/1610409600/1610496000

https://backpack.tf/profiles/76561198097808288#!/compare/1610496000/1611014400

History 6: https://backpack.tf/item/8384859846

Untraceable (none of the pure matches in buyer's compare)

https://backpack.tf/profiles/76561197963500354#!/compare/1610928000/1611014400

https://backpack.tf/profiles/76561198100309587#!/compare/1610928000/1611014400

History 7: https://backpack.tf/item/7826947750

20 keys:

https://backpack.tf/profiles/76561198095456954#!/compare/1611532800/1611619200

https://backpack.tf/profiles/76561198210365372#!/compare/1611532800/1611619200

Dumped to a quickbuyer for 13 keys 4.88 ref, ~14 keys:

https://backpack.tf/profiles/76561198210365372#!/compare/1611619200/1612137600

https://backpack.tf/profiles/76561198841279602#!/compare/1612051200/1612137600

Untraceable:

https://backpack.tf/profiles/76561198841279602#!/compare/1612396800/1612483200

https://backpack.tf/profiles/76561198148561549#!/compare/1612396800/1612569600

History 8: https://backpack.tf/item/5569507294

Sold on Mannco.Store: https://mannco.store/item/24241

March 9: $39.95/1.91=20.92 ~21 keys

History 9: https://backpack.tf/item/5417113825

Listed on Mannco.Store at ~36 keys

Marketplace.tf sales: https://marketplace.tf/items/tf2/1172;5;u3038

December 29: $58.8/2.15=27.35 ~27 keys

January 14: $59.99/2.12=28.3 ~28 keys

Unsolds:

Marketplace.tf at ~32 keys

Mannco.Store at ~36 keys

40 keys for 2 months: https://backpack.tf/item/8393652163

Sales at 12, 14, 20, 23, 23, 27, 28

12 and 14 are below current buyers up to 18.26 so excluding https://imgur.com/dFV1d3a

Let's go with 20-28 for now