I did lose a big pot, so I maybe could've played this better...Comments?

Ultimate Bet No-Limit Hold'em, $.25 BB (9 handed) FTR converter on zerodivide.cx

Hero ($9.75)
BB ($9.75)
UTG ($25)
UTG+1 ($9.75)
MP1 ($9.05)
MP2 ($18)
MP3 ($23.40)
CO ($8)
Button ($9.25)

Preflop: Hero is SB with T, A.
1 fold, MP1 calls $0.25, 2 folds, CO calls $0.25, Button calls $0.25, Hero completes, BB checks.

Flop: ($1.25) K, J, Q (6 players)
Hero bets $0.25, BB calls $0.25, MP1 folds, CO raises to $0.5, Button calls $0.50, Hero raises to $3.5, BB folds, CO calls $3, Button calls $3.

Turn: ($12) K (4 players)
Hero bets $6 (All-In), CO calls $4.25 (All-In), Button calls $5.50 (All-In).

River: ($27.75) 7 (4 players, 3 all-in)

Final Pot: $27.75

Yes, I know the flop bet was hella weak, especially considering multiway action, but I did correct my mistake on the reraise, yes? Other thoughts?