Step by step

Poker Stars, $0.05/$0.10 No Limit Hold'em Cash, 9 Players
Poker Tools Powered By Holdem Manager - The Ultimate Poker Software Suite.

SB: $11.16 (111.6 bb)
BB: $12.94 (129.4 bb)
UTG+1: $27.70 (277 bb)
UTG+2: $12.23 (122.3 bb)
Hero (MP1): $11.41 (114.1 bb)
MP2: $30.46 (304.6 bb)
MP3: $10 (100 bb)
CO: $18.01 (180.1 bb)
BTN: $3.83 (38.3 bb)

Preflop: Hero is MP1 with
UTG+1 folds, UTG+2 calls $0.10, Hero calls $0.10, 2 folds, CO raises to $0.50, BTN calls $0.50, 2 folds, UTG+2 calls $0.40, Hero calls $0.40

Flop: ($2.15) (4 players)
UTG+2 checks, Hero checks, CO bets $1.05, BTN raises to $3.33 and is all-in, UTG+2 calls $3.33, Hero calls $3.33, CO raises to $17.51 and is all-in, UTG+2 calls $8.40 and is all-in, Hero calls $7.58 and is all-in

Turn: ($39.85) (4 players, 4 are all-in)
River: ($39.85) (4 players, 4 are all-in)

Results: $39.85 pot ($1.50 rake)
Final Board:
UTG+2 showed and won $38.35 ($26.12 net)
Hero mucked and lost (-$11.41 net)
CO mucked and lost (-$12.23 net)
BTN showed and lost (-$3.83 net)