https://backpack.tf/suggestion/5b47137ccf6c7510dd1e514b - bonk boy got resuggested at 28 keys.

Other sales on the Cockswain:

https://backpack.tf/profiles/76561198314620824#!/compare/1526860800/1526947200

https://backpack.tf/profiles/76561198063093540#!/compare/1526860800/1526947200

http://www.tf2outpost.com/trade/29660467 - B/O 26 keys

https://gyazo.com/c06394761287009fa3f3871cc413f6fb - matured seller at 17 on the Lucky Shot

Sold for an Orbiting Fire Lucky Shot + 7 keys

https://backpack.tf/profiles/76561198144109887#!/compare/1524700800/1524873600

http://www.tf2outpost.com/trade/29620461 - B/O 24 keys

Circling Heart Billycock (19) + 6 pure = 25 keys. Capping at B/O.

Mini seems fine.

https://backpack.tf/profiles/76561198140012738#!/compare/1526256000/1526342400

https://backpack.tf/profiles/76561198080008924#!/compare/1526256000/1526342400

Bulk.

https://backpack.tf/profiles/76561198140012738#!/compare/1411455600/1526256000

https://backpack.tf/profiles/76561198198320221#!/compare/1525478400/1526083200

Bulk/cashout?

You could make a full suggestion on the Cockswain, though 25 will probably be fine as a mini. However, this needs a re-suggestion anyways, since the Bonk Boy value changed.