| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Venom | $400,486 | -28.7% | 115 | - | $3,482 | $1,248,350 | 2 | Sony Pictures Releasing | false | false |
| 2 | 2 | Incredibles 2 | $214,079 | -44.7% | - | - | - | $1,516,988 | 3 | Walt Disney Pictures | false | false |
| 3 | 3 | The House with a Clock in Its Walls | $18,487 | -49.5% | 45 | -11 | $410 | $287,984 | 4 | Universal Pictures International (UPI) | false | false |
| 4 | 6 | The Spy Who Dumped Me | $12,567 | -28.9% | 14 | -7 | $897 | $867,784 | 7 | StudioCanal | false | false |
| 5 | 5 | Hotel Transylvania 3: Summer Vacation | $12,284 | -35.8% | 50 | -5 | $245 | $3,190,606 | 13 | Sony Pictures Releasing | false | false |
| 6 | 4 | Searching | $7,509 | -63.6% | 24 | -27 | $312 | $199,223 | 4 | Sony Pictures Releasing | false | false |
| 7 | 7 | BlacKkKlansman | $4,879 | -35.3% | 9 | -7 | $542 | $441,324 | 8 | Universal Pictures International (UPI) | false | false |
| 8 | 10 | Mission: Impossible - Fallout | $2,861 | -27.8% | 3 | -1 | $953 | $2,977,234 | 11 | Paramount Pictures International | false | false |
| 9 | 12 | Alpha | $1,984 | -13.4% | 11 | -10 | $180 | $169,333 | 6 | Sony Pictures Releasing | false | false |
| 10 | 8 | Mamma Mia! Here We Go Again | $1,715 | -65.3% | 6 | -10 | $285 | $5,103,342 | 13 | Universal Pictures International (UPI) | false | false |
| 11 | 11 | The Equalizer 2 | $1,670 | -41.4% | 5 | -6 | $334 | $1,036,453 | 9 | Sony Pictures Releasing | false | false |
| 12 | 9 | Christopher Robin | $1,537 | -65.8% | - | - | - | $656,431 | 9 | Walt Disney Pictures | false | false |
| 13 | 13 | The Children Act | $1,049 | -44.6% | 5 | -3 | $209 | $94,118 | 7 | - | false | false |
| 14 | 14 | Ant-Man and the Wasp | $548 | -53.2% | - | - | - | $1,518,401 | 12 | Walt Disney Pictures | false | false |
| 15 | 15 | The First Purge | $492 | -28.9% | 1 | - | $492 | $1,219,157 | 15 | Universal Pictures International (UPI) | false | false |
