Price haven't been updated for 3 months. Many trades have a B/O of 2.5 buds. And the highest offers on most trades are about 2 buds pure.

Proofs:

- http://www.tf2outpost.com/trade/9686963

B/O: 2.5, Highest offer: Max Head + sweets, 2 weeks old, auto bump every hour

- http://www.tf2outpost.com/trade/9663931

B/O: 3 buds, Highest offer: Max Head, 2 weeks old, auto bump every hour

- http://www.tf2outpost.com/trade/9751958

B/O: 2.5 buds, Highest offer: Max Head. Looks like he was about to accept 2 buds, 2 weeks old, auto bump every hour

- http://www.tf2outpost.com/trade/9994433

B/O: 3 buds, Highest offer: Max Head, 1 week old, auto bump every 2 hours

- http://www.tf2outpost.com/trade/10154170

B/O: 2.5 buds, Highest offer: no offers, Slightly less than a day old, auto bump every 1.5 hour

- http://www.tf2outpost.com/trade/10000284

B/O: 61 keys (about 2.6 buds), about 1 week old, not a single offer on that hat, auto bump every hours

- http://www.tf2outpost.com/trade/9766491

no B/O, but highest offer was 2 buds, 2 weeks old, Active user.

I couldn't get much proofs, because I couldn't find any from bazaar.tf, backpack.tf, or on other forums. I'll keep posting if any of these links get a new/better offer. I'll be looking for more proofs

Conclusion: Price haven't been updated for 3 months. People have a B/O of 2.5~3 buds (Mainly 2.5) But none of them are successful. People kept asking for 2 buds/Max Head. And one of the seller looked to be wanting to sell their's for 2 buds (according to one of the conversation with a buyer).