Sale 1:

Sold for 24 keys + ~1 key in metal/items

Seller: https://backpack.tf/profiles/76561197971256728#!/compare/1591056000/1591228800

Buyer: https://backpack.tf/profiles/76561198210678091#!/compare/1591142400/1591228800

https://backpack.tf/item/967561707

25 keys

Sale 2:

Sold for 25 keys

Seller: https://backpack.tf/profiles/76561199004640414#!/compare/1592092800/1592179200

Buyer: https://backpack.tf/profiles/76561198105071091#!/compare/1592092800/1592179200

https://backpack.tf/item/967561707

25 keys

Marketplace Sales:

https://marketplace.tf/items/tf2/590;5;u35

$60, June 7th

$62.40, June 9th

https://backpack.tf/item/5158563782

http://manic.tf/keyprice?at=2020-06-07&price=60 - $60 / $1.98 = 30.30 keys

https://bot.tf/stats/listings/MXXGKNX7 - No B/O

https://backpack.tf/item/892346765

http://manic.tf/keyprice?at=2020-06-09&price=62.4 - $62.4 / $1.99 = 31.36 keys

https://bot.tf/stats/listings/4WX071K0 - B/O of 30

After rounding, we have:

30 keys (2x)

Other Sales:

https://backpack.tf/item/4343487671 (#1)

https://backpack.tf/item/967561707 (#2-4)

https://backpack.tf/item/1313792594 (#5-7)

#1

Probably SCM

https://backpack.tf/profiles/76561198060193542#!/compare/1589587200/1590105600

https://backpack.tf/profiles/76561197965479730#!/compare/1589328000/1590883200

#2

Bulk for Roboactive Industrial Festivizer

https://backpack.tf/profiles/76561198100836666#!/compare/1591056000/1591228800

https://backpack.tf/profiles/76561197971256728#!/compare/1591056000/1591228800

#3

Untraceable

https://backpack.tf/profiles/76561198210678091#!/compare/1591488000/1591660800

https://backpack.tf/profiles/76561198972294135#!/compare/1591574400/1591660800

Only a couple keys match

#4

Bulk for Blizzardy War Pig

https://backpack.tf/profiles/76561198972294135#!/compare/1591660800/1591747200

https://backpack.tf/profiles/76561199004640414#!/compare/1591574400/1591747200

#5

Untraceable

https://backpack.tf/profiles/76561198390770929#!/compare/1592179200/1592265600

https://backpack.tf/profiles/76561198337734785#!/compare/1592179200/1592265600

#6

Untraceable

https://backpack.tf/profiles/76561198337734785#!/compare/1593561600/1593648000

https://backpack.tf/profiles/76561198195420449#!/compare/1593216000/1593648000

#7

Sold with a couple keys in items for Logo Starboard Crusader

https://backpack.tf/profiles/76561198195420449#!/compare/1593648000/1593820800

https://backpack.tf/profiles/76561197994697258#!/compare/1593734400/1593820800

Using on the Crusader.

The item goes missing after the buyer gets rid of it, don't know what happened to it then.

Sellers:

https://marketplace.tf/items/tf2/590;5;u35

https://backpack.tf/item/967561707 - $79.99 (~42 keys atm)

Sales at:

25 (2x)

30 (2x)

Taking 25-30.