| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Venom | $561,749 | - | 115 | - | $4,884 | $641,248 | 1 | Sony Pictures Releasing | true | false |
| 2 | 1 | Incredibles 2 | $386,898 | -23.7% | - | - | - | $1,227,444 | 2 | Walt Disney Pictures | false | false |
| 3 | 2 | The House with a Clock in Its Walls | $36,592 | -33.6% | 56 | - | $653 | $263,765 | 3 | Universal Pictures International (UPI) | false | false |
| 4 | 3 | Searching | $20,628 | -50.1% | 51 | - | $404 | $186,329 | 3 | Sony Pictures Releasing | false | false |
| 5 | 5 | Hotel Transylvania 3: Summer Vacation | $19,129 | -9.3% | 55 | -23 | $347 | $3,175,578 | 12 | Sony Pictures Releasing | false | false |
| 6 | 4 | The Spy Who Dumped Me | $17,667 | -51.6% | 21 | -19 | $841 | $850,053 | 6 | StudioCanal | false | false |
| 7 | 7 | BlacKkKlansman | $7,541 | -24.4% | 16 | -4 | $471 | $432,940 | 7 | Universal Pictures International (UPI) | false | false |
| 8 | 9 | Mamma Mia! Here We Go Again | $4,938 | -42.2% | 16 | -2 | $308 | $5,100,163 | 12 | Universal Pictures International (UPI) | false | false |
| 9 | 10 | Christopher Robin | $4,498 | -34.5% | - | - | - | $653,754 | 8 | Walt Disney Pictures | false | false |
| 10 | 6 | Mission: Impossible - Fallout | $3,961 | -72.1% | 4 | -13 | $990 | $2,973,579 | 10 | Paramount Pictures International | false | false |
| 11 | 11 | The Equalizer 2 | $2,852 | -58.4% | 11 | -6 | $259 | $1,034,645 | 8 | Sony Pictures Releasing | false | false |
| 12 | 8 | Alpha | $2,292 | -73.9% | 21 | -7 | $109 | $165,077 | 5 | Sony Pictures Releasing | false | false |
| 13 | 12 | The Children Act | $1,895 | -27.1% | 8 | -2 | $236 | $91,312 | 6 | - | false | false |
| 14 | 13 | Ant-Man and the Wasp | $1,172 | -40.9% | - | - | - | $1,517,493 | 11 | Walt Disney Pictures | false | false |
| 15 | 15 | The First Purge | $692 | +82.1% | 1 | -1 | $692 | $1,218,665 | 14 | Universal Pictures International (UPI) | false | false |
