Is this just played badly by me. If you see a fold, what street do you make it?

PokerStars No-Limit Hold'em, $1.00 BB (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

UTG+1 ($110.65)
MP1 ($41)
MP2 ($163.75)
Hero ($175.85)
Button ($103.05)
SB ($33.70)
BB ($22)
UTG ($93.90)

Preflop: Hero is CO with A, A.
3 folds, MP2 raises to $4, Hero raises to $12, 3 folds, MP2 calls $8.

Flop: ($25.50) 4, 3, 9 (2 players)
MP2 checks, Hero bets $19, MP2 calls $19.

Turn: ($63.50) T (2 players)
MP2 bets $38, Hero calls $38.

River: ($139.50) 6 (2 players)
MP2 bets $94.75 (All-In), Hero calls $94.75.

Final Pot: $329