Sale 1:

https://backpack.tf/profiles/76561198340634356#!/compare/1563667200/1563753600

https://backpack.tf/profiles/76561198254751534#!/compare/1563494400/1563753600

Keys

Sale 2:

https://backpack.tf/profiles/76561198046393528#!/compare/1566518400/1566604800

https://backpack.tf/profiles/76561198422584295#!/compare/1566604800/1566691200

https://backpack.tf/profiles/76561198197802471#!/compare/1566518400/1566604800

Untrace

Sale 3:

https://backpack.tf/profiles/76561198197802471#!/compare/1566604800/1566691200

https://backpack.tf/profiles/76561198341826777#!/compare/1566604800/1566691200

https://backpack.tf/profiles/76561198046393528#!/compare/1566691200/1566777600

https://backpack.tf/profiles/76561198388675357#!/compare/1566691200/1566864000

Gambling?

Sale 4:

https://backpack.tf/profiles/76561198142726941#!/compare/1561420800/1565654400

https://backpack.tf/profiles/76561198082350482#!/compare/1565568000/1565654400

Untrace

Sale 5:

https://backpack.tf/profiles/76561198082350482#!/compare/1566086400/1566172800

https://backpack.tf/profiles/76561198261659784#!/compare/1558915200/1566172800

SCM

Sale 6:

https://backpack.tf/profiles/76561198199732078#!/compare/1568505600/1568592000

https://backpack.tf/profiles/76561198802465612#!/compare/1568505600/1568592000

QS

Sale 7:

https://backpack.tf/profiles/76561198053699245#!/compare/1567036800/1567468800

https://backpack.tf/profiles/76561198363395191#!/compare/1567296000/1567382400

QS

Sale 8:

https://backpack.tf/profiles/76561198363395191#!/compare/1567382400/1567468800

https://backpack.tf/profiles/76561198099372569#!/compare/1567296000/1567468800

Sold for ~4.25 keys

Sale 9:

https://backpack.tf/profiles/76561198099372569#!/compare/1567987200/1568419200

https://backpack.tf/profiles/76561198063801454#!/compare/1567900800/1568851200

SCM

Sale 10:

https://backpack.tf/profiles/76561198063801454#!/compare/1569369600/1569715200

https://backpack.tf/profiles/76561198334598690#!/compare/1569283200/1569369600

QS

Sale 11:

https://backpack.tf/profiles/76561198363395191#!/compare/1568246400/1568332800

https://backpack.tf/profiles/76561198057098017#!/compare/1566864000/1568505600

SCM

Sale 12:

https://backpack.tf/profiles/76561198286341212#!/compare/1566604800/1566691200

https://backpack.tf/profiles/76561198013959823#!/compare/1567555200/1567987200

SCM, not unusual beofre this trade.

Sale 13:

https://backpack.tf/profiles/76561198031007256#!/compare/1562803200/1562889600

https://backpack.tf/profiles/76561198079535323#!/compare/1556150400/1565654400

Untrace

Sale 14:

https://backpack.tf/profiles/76561198029074524#!/compare/1564099200/1564185600

https://backpack.tf/profiles/76561198091384850#!/compare/1539043200/1564531200

Untrace

Sale 15:

https://backpack.tf/profiles/76561198830313877#!/compare/1570406400/1570492800

https://backpack.tf/profiles/76561198342161127#!/compare/1570406400/1570492800

Bulk

Sale 16:

https://backpack.tf/profiles/76561198802465612#!/compare/1568332800/1568419200

https://backpack.tf/profiles/76561198155863376#!/compare/1568419200/1569456000

Sold for 4.95 keys

Sale 17:

https://backpack.tf/profiles/76561198259177635#!/compare/1569801600/1570060800

https://backpack.tf/profiles/76561198080179568#!/compare/1569715200/1569801600

Untrace

Sale 18:

https://backpack.tf/profiles/76561198362871461#!/compare/1563926400/1566172800

https://backpack.tf/profiles/76561198060458887#!/compare/1565654400/1565740800

https://backpack.tf/profiles/76561198052880468#!/compare/1564790400/1565740800

https://backpack.tf/profiles/76561198052880468#!/compare/1565740800/1567900800

https://backpack.tf/profiles/76561198274310552#!/compare/1565740800/1566259200

Untrace then SCM

Sale 19 - 25:

https://marketplace.tf/items/tf2/30609;5;u3010

$9.69 / $1.82 = 5.32 keys <- https://backpack.tf/item/6452580606

$9.69 / $1.81 = 5.35 keys

$7.7 / $1.80 = 4.28 keys

$7.5 / $1.83 = 4.10 keys

$5 / $1.84 = 2.72 keys

$10 / $1.82 = 5.49 keys

$10 / $1.80 = 5.56 keys

Bot.tf:

https://bot.tf/stats/item?def=30609&q=5&ef=Mega%20Strike&craft=1&aus=0&ks=0&source=browser_script

2 sales @ ~4.45 keys

1 sale @ ~3.80 keys,

1 sale @ ~3.85 keys

Total sales @:

2.7

3.8

3.85

4

4.25

4.30

4.45 (x2)

4.95

5.30

5.35

5.50

5.55

Buyers up to ~3.85 keys,

sellers down to 4.95 keys,

taking 3.85 - 4.95 keys.