Villain is a winning reg over a decent sample, running 26/21/2.8, folding to 3bets 66%, 4betting 2.3%. My notes say that he will c/c my cbets and 2nd barrels very light.

Thoughts on a river shove?

Full Tilt No-Limit Hold'em, $4.00 BB (6 handed) - Full-Tilt Converter Tool from FlopTurnRiver.com

saw flop

BB ($737.10)
UTG ($490.50)
MP ($692.10)
CO ($448.50)
Hero (Button) ($400)
SB ($419.30)

Preflop: Hero is Button with Q, Q
1 fold, MP bets $12, 1 fold, Hero raises to $40, 2 folds, MP calls $28

Flop: ($86) 4, 3, 2 (2 players)
MP checks, Hero bets $40, MP calls $40

Turn: ($166) K (2 players)
MP checks, Hero bets $80, MP calls $80

River: ($326) 9 (2 players)
MP checks, Hero... ($240 behind)