History 1: https://backpack.tf/item/8704636117

Untraceable:

https://backpack.tf/profiles/76561199018021198#!/compare/1605398400/1605484800

https://backpack.tf/profiles/76561198846132526#!/compare/1574208000/1608768000

History 2: https://backpack.tf/item/8344343725

Untraceable; looks like an SCM sale:

https://backpack.tf/profiles/76561198354555483#!/compare/1606780800/1607904000

https://backpack.tf/profiles/76561198847460633#!/compare/1607904000/1608076800

only 4.22 ref matches:

https://backpack.tf/profiles/76561198847460633#!/compare/1606867200/1606953600

https://backpack.tf/profiles/76561198841279602#!/compare/1606867200/1606953600

3 keys 0.66 ref, 3.01 ~3 keys

https://backpack.tf/profiles/76561198841279602#!/compare/1609459200/1609545600

https://backpack.tf/profiles/76561198257010942#!/compare/1606262400/1609545600

Untraceable:

https://backpack.tf/profiles/76561198257010942#!/compare/1609545600/1609718400

https://backpack.tf/profiles/76561198981630094#!/compare/1582588800/1611360000

History 3: https://backpack.tf/item/8217001257

2 keys 15 ref, 2.3 keys

https://backpack.tf/profiles/76561199018021198#!/compare/1604275200/1604361600

https://backpack.tf/profiles/76561198113655603#!/compare/1604275200/1604361600

1 reclaimed matches

https://backpack.tf/profiles/76561198113655603#!/compare/1604361600/1604448000

https://backpack.tf/profiles/76561198358871670#!/compare/1604361600/1604448000

Marketplace.tf sale

History 4: https://backpack.tf/item/7619712711

Marketplace sale

History 5: https://backpack.tf/item/7503243926

Trade with marked SR Scammer + transfer + deposit to Mannco.Store

History 6: https://backpack.tf/item/7463953629

Untraceable:

https://backpack.tf/profiles/76561198143197549#!/compare/1564876800/1606348800

https://backpack.tf/profiles/76561198054270952#!/compare/1606262400/1606348800

History 7: https://backpack.tf/item/6899852101

Bulk:

https://backpack.tf/profiles/76561199075315024#!/compare/1606176000/1608163200

https://backpack.tf/profiles/76561198867554295#!/compare/1603929600/1604793600

Bulk:

https://backpack.tf/profiles/76561198867554295#!/compare/1604793600/1606089600

https://backpack.tf/profiles/76561198140719727#!/compare/1604793600/1604880000

Marketplace.tf sale

History 8: https://backpack.tf/item/5839822811

Untraceable:

https://backpack.tf/profiles/76561199004011021#!/compare/1603929600/1604016000

https://backpack.tf/profiles/76561198453530349#!/compare/1603929600/1604016000

Untraceable:

https://backpack.tf/profiles/76561198453530349#!/compare/1605398400/1605484800

https://backpack.tf/profiles/76561198297035528#!/compare/1605484800/1605657600

History 9: https://backpack.tf/item/5217907884

Marketplace.tf sale

History 10: https://backpack.tf/item/4322399013

Untraceable

https://backpack.tf/profiles/76561198418746809#!/compare/1605225600/1605744000

https://backpack.tf/profiles/76561198110529412#!/compare/1607558400/1608249600

History 11: https://backpack.tf/item/4319090956

Untraceable:

https://backpack.tf/profiles/76561198995084495#!/compare/1611532800/1611705600

https://backpack.tf/profiles/76561199098694108#!/compare/1611619200/1611705600

I bought one for 3 keys 14 ref, 3.27 ~3.25 keys

will porovide a history when fallback stops

https://imgur.com/5kF3xzF https://imgur.com/hEopN71

Marketplace/tf sales: https://marketplace.tf/items/tf2/30673;5;u3009

November 17: $6.93/1.77=3.92 ~3.9 keys

November 22: $6.93/1.75=3.96 ~3.95 keys

December 6: $6.93/1.76=3.94 ~3.95 keys

December 15: $7/2=3.5 keys

Sales at 2.3, 3, 3.25, 3.9, 9.95, 3.95

With buyers up to 3.04, 2.3-3 is gonna be low

Let's try 3.25-3.95, the lower sales support including 3.25