Sale 1 of Shotgun)

Sold for 30 pure:

https://backpack.tf/profiles/76561198002391950#!/compare/1567814400/1567900800

30 of the keys came from me, I used those same 30 keys + sweets to buy an aussie wrench: https://backpack.tf/profiles/76561198298597700#!/compare/1567814400/1567900800

Sale 2 of Shotgun)

Bought it 1:1 for a Blizzardy Storm Horrific Headsplitter:

https://backpack.tf/profiles/76561198262727995#!/compare/1567641600/1567728000

=== Mini on the Blizzardy Storm Horrific Headsplitter ===

2 other recent sales (that don't involve me):

1:1 for Stormy Storm Pencil Pusher (Mini'd below for ~28-44, supports Headsplitter's current price):

https://backpack.tf/profiles/76561198014396711#!/compare/1564790400/1564963200

https://backpack.tf/profiles/76561198061440669#!/compare/1564963200/1565049600

Sold for P. Fetti Bottle Cap (unpriced but active suggestion at 12-13) + TF Logo Brass Bucket (capped at 16) + Genuine Diamondback (sweet):

https://backpack.tf/profiles/76561198298473489#!/compare/1567900800/1567987200

ambiguous value, seems to be kind of low at ~28

The 2 sell listings for the blizzardy headsplitter at 30 keys did not exist when my trade was made

=== Mini on the Stormy Storm Pencil Pusher ===

Multiple sales between $50-$79.90 USD (~28-44 keys): https://marketplace.tf/items/tf2/605;5;u29

1 sale for Bubbling Bonny Bonnet (new unpriced unusual that's 1 of 1, current buyers for ~26 keys for any effect on SCM, impossible to define otherwise) + Trackman's Touchdown Unusualifier (~2.5 keys) + 4 pure = at the very least ~32.5 keys, probably considerably more:

https://backpack.tf/profiles/76561198258595884#!/compare/1566086400/1566259200

1 sale (can't tell due to trade collisions and/or use of trade sites):

https://backpack.tf/profiles/76561198011460947#!/compare/1563926400/1566259200

https://backpack.tf/profiles/76561198044130442#!/compare/1565308800/1565395200

Mini Conclusion: Stormy Storm Pencil Pusher is centered around the 36 keys that is the Blizzardy Storm Headsplitter's current price, supports high range.

Sale 3 of Shotgun)

Bought for 30 pure:

https://backpack.tf/profiles/76561198179178805#!/compare/1567468800/1567555200

All 3 sales that I could find of this shotgun happened within the same week