Box office for weekend of May 18 – 20, 2018
| Movie | Weekend Sales | Gross Sales | Weeks Out |
| Deadpool 2 | $125.0M | $125.0M | 1 |
| Avengers: Infinity War | $28.7M | $595.0M | 4 |
| Book Club | $12.5M | $12.5M | 1 |
| Life of the Party | $7.7M | $31.0M | 2 |
| Breaking In | $6.5M | $28.8M | 2 |
| Show Dogs | $6.0M | $6.0M | 1 |
| Overboard | $4.7M | $37.0M | 3 |
| A Quiet Place | $4.0M | $176.2M | 7 |
| Rampage | $1.5M | $92.4M | 6 |
| RBG | $1.3M | $3.9M | 3 |
