Sale 1:

https://backpack.tf/profiles/76561198008080021#!/compare/1585526400/1585699200

https://backpack.tf/profiles/76561199024285410#!/compare/1586563200/1588032000

Untrace

sale 2:

https://backpack.tf/profiles/76561199024285410#!/compare/1588118400/1588204800

https://backpack.tf/profiles/76561198797950362#!/compare/1587945600/1588118400

Bulk

sale 3:

https://backpack.tf/item/6254505079

https://backpack.tf/profiles/76561198394823128#!/compare/1581897600/1581984000

https://backpack.tf/profiles/76561197968633696#!/compare/1582329600/1582416000

not unusual till this trade

Sale 4:

https://backpack.tf/profiles/76561198063978488#!/compare/1581552000/1583020800

https://backpack.tf/profiles/76561198213569379#!/compare/1583020800/1583193600

untrace

sale 5:

https://backpack.tf/profiles/76561198850274253#!/compare/1581292800/1581379200

https://backpack.tf/profiles/76561198840347736#!/compare/1581206400/1581292800

untrace

Sale 6:

https://backpack.tf/profiles/76561198840347736#!/compare/1581552000/1581638400

https://backpack.tf/profiles/76561198356878131#!/compare/1581465600/1581638400

Bulky

sale 7:

https://backpack.tf/profiles/76561198356878131#!/compare/1581724800/1581811200

https://backpack.tf/profiles/76561198137123956#!/compare/1581724800/1581811200

Can trace 2 keys

sale 8:

https://backpack.tf/profiles/76561198287831094#!/compare/1557792000/1580601600

https://backpack.tf/profiles/76561198244409420#!/compare/1580515200/1580601600

Untrace

sale 9:

https://backpack.tf/profiles/76561198244409420#!/compare/1580860800/1580947200

https://backpack.tf/profiles/76561198084976847#!/compare/1580860800/1580947200

Bulk

Sale 10:

https://backpack.tf/profiles/76561198084976847#!/compare/1580947200/1581033600

https://backpack.tf/profiles/76561198313704489#!/compare/1580947200/1581033600

Bulk

sale 11:

https://backpack.tf/profiles/76561198313704489#!/compare/1580947200/1581033600

https://backpack.tf/profiles/76561198355520251#!/compare/1580947200/1581033600

Bulk

Sale 12:

https://backpack.tf/profiles/76561198355520251#!/compare/1581120000/1581206400

https://backpack.tf/profiles/76561198271945145#!/compare/1581120000/1581206400

sold with 3 keys for Miami Firewall(12.5)

Total is 9.5 keys

Sale 13:

https://backpack.tf/profiles/76561198271945145#!/compare/1581120000/1581206400

https://backpack.tf/profiles/76561198157182395#!/compare/1581120000/1581206400

Can trace 2 keys

Sale 14:

https://backpack.tf/profiles/76561198157182395#!/compare/1581120000/1581206400

https://backpack.tf/profiles/76561198867824704#!/compare/1580774400/1581206400

SCM

sale 15:

https://backpack.tf/profiles/76561198867824704#!/compare/1585872000/1586304000

https://backpack.tf/profiles/76561198152114850#!/compare/1585872000/1585958400

Untrace

sale 16:

https://backpack.tf/profiles/76561198152114850#!/compare/1585958400/1586044800

https://backpack.tf/profiles/76561198101890868#!/compare/1567900800/1586044800

Untrace

sale 17:

https://backpack.tf/profiles/76561198034229809#!/compare/1572566400/1583452800

https://backpack.tf/profiles/76561197978865617#!/compare/1585353600/1585440000

Bulk / transfer

Sale 18:

https://backpack.tf/profiles/76561198864985012#!/compare/1583798400/1583798400

https://backpack.tf/profiles/76561199020845290#!/compare/1585785600/1585958400

untrace

sale 19:

https://backpack.tf/profiles/76561198953123833#!/compare/1583971200/1584057600

https://backpack.tf/profiles/76561198830125323#!/compare/1583971200/1584057600

Not unusual

sale 20:

https://backpack.tf/profiles/76561198830125323#!/compare/1584144000/1584230400

https://backpack.tf/profiles/76561198014600788#!/compare/1584230400/1584230400/nearest

not unusual

sale 21:

https://backpack.tf/profiles/76561198328827777#!/compare/1581638400/1581724800

https://backpack.tf/profiles/76561198201254279#!/compare/1581379200/1581811200

made unusual

sale 22:

https://backpack.tf/profiles/76561198201254279#!/compare/1582848000/1583193600

https://backpack.tf/profiles/76561198047887998#!/compare/1583020800/1583107200

Sold for 4 keys

Sale 23:

https://backpack.tf/profiles/76561198047887998#!/compare/1583020800/1583107200

https://backpack.tf/profiles/76561198265122298#!/compare/1583020800/1583107200

Untrace

Sale 24:

https://backpack.tf/profiles/76561198265122298#!/compare/1583193600/1583280000

https://backpack.tf/profiles/76561198340634356#!/compare/1583193600/1583280000

QS

sale 25:

https://backpack.tf/profiles/76561198280681989#!/compare/1582416000/1582934400

https://backpack.tf/profiles/76561199008904787#!/compare/1582848000/1582934400

Not unusual

Sale 26:

https://backpack.tf/profiles/76561199008904787#!/compare/1583107200/1583193600

https://backpack.tf/profiles/76561198150335328#!/compare/1581984000/1583884800

Keys

sale 27:

https://backpack.tf/profiles/76561198150335328#!/compare/1583884800/1584403200

https://backpack.tf/profiles/76561198340634356#!/compare/1583712000/1583884800

QS for ~3.68 keys

sale 28:

https://backpack.tf/profiles/76561198327569682#!/compare/1580688000/1580860800

https://backpack.tf/profiles/76561198121830870#!/compare/1580774400/1580860800

Bulk

Sale 29:

https://backpack.tf/profiles/76561198121830870#!/compare/1581033600/1581120000

https://backpack.tf/profiles/76561198354459626#!/compare/1580947200/1581033600

Sold for 3 keys

Sale 30:

https://marketplace.tf/items/tf2/30845;5;u3010

$6.7 / $1.78 = 3.76 keys

$6.9 / $1.71 = 4.04 keys

$7.89 / $1.68 = 4.70 keys <--- https://backpack.tf/item/7579223782 | https://bot.tf/stats/listings/Y80RQ7GX BO of 4.35 keys, capping

$7.97 / $1.68 = 4.74 keys

$7.5 / $1.69 = 4.44 keys <--- https://backpack.tf/item/6254505079

$6.6 / $1.69 = 3.91 keys

$6.7 / $1.68 = 3.99 keys

$7 / $1.77 = 3.95 keys

$7 / $1.77 = 3.95 keys

$6.65 / $1.77 = 3.76 keys

$7 / $1.79 = 3.91 keys <--- https://backpack.tf/item/7431877852 | https://bot.tf/stats/listings/MQ00N7JQ B/O of 4 keys

$7 / $1.79 = 3.91 keys

$7 / $1.79 = 3.91 keys <--- https://backpack.tf/item/8552915902

Bot.tf:

1 @ 3.65 keys,

2 @ 3.7 keys

Total sales @:

3

3.7

3.75

3.9 (x4)

3.95 (x2)

4 (x2)

4.05

4.35

4.45

4.75 (x2)

9.5

buyers up to 3.5 keys,

unsolds for 5, 8 keys for months,

seller for ~4.2 keys dropped recently from ~4.4 keys, unsold at 4.4 for some time:

https://bot.tf/stats/listings/M17JG7DX

https://bot.tf/stats/listings/4P05X360

Taking 3.75 - 4.75 keys.