Party Poker Pot-Limit Hold'em, $ Hero (9 handed) FTR converter on zerodivide.cx

UTG+1 ($40.40)
MP1 ($26.65)
MP2 ($3.65)
MP3 ($6.80)
CO ($0)
Button ($9.54)
SB ($17.38)
Hero ($24.75)
UTG ($13.15)

Preflop: Hero is BB with 8, J. SB posts a blind of $0.10.
UTG calls $0.25, 2 folds, MP2 calls $0.25, 2 folds, SB (poster) completes, Hero checks.

Flop: ($1) 4, 3, 8 (5 players)
SB checks, Hero checks, UTG bets $0.4, MP2 folds, SB folds, Hero raises to $1, UTG calls $0.60.

Turn: ($3) J (3 players)
Hero bets $2, UTG calls $2.

River: ($7) 9 (3 players)
Hero bets $4, UTG raises to $8, Hero: ?

also am I too aggressive?