Domestic Box Office For May 2018
Wide releases are those released in at least 600 theaters.
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor | 
|---|---|---|---|---|---|---|---|---|---|
| 1 | Deadpool 2 | $318,491,426 | 4,349 | $125,507,153 | 39.4% | 4,349 | May 18 | Oct 18 | Twentieth Century Fox | 
| 2 | Solo: A Star Wars Story | $213,767,512 | 4,381 | $84,420,489 | 39.5% | 4,381 | May 25 | Sep 20 | Walt Disney Studios Motion Pictures | 
| 3 | Book Club | $68,566,296 | 3,169 | $13,582,231 | 19.8% | 2,781 | May 18 | Aug 9 | Paramount Pictures | 
| 4 | Life of the Party | $53,059,911 | 3,656 | $17,886,075 | 33.7% | 3,656 | May 11 | Aug 2 | Warner Bros. | 
| 5 | Overboard | $50,316,123 | 2,006 | $14,711,101 | 29.2% | 1,623 | May 4 | Jul 5 | Pantelion Films | 
| 6 | Breaking In | $46,840,590 | 2,537 | $17,630,285 | 37.6% | 2,537 | May 11 | Aug 2 | Universal Pictures | 
| 7 | Show Dogs | $17,857,020 | 3,212 | $6,023,972 | 33.7% | 3,212 | May 18 | Oct 11 | Global Road Entertainment | 
| 8 | Tully | $9,369,755 | 1,356 | $3,282,610 | 35% | 1,353 | May 4 | Jul 5 | Focus Features | 
| 9 | Bad Samaritan | $3,435,047 | 2,007 | $1,726,868 | 50.3% | 2,007 | May 4 | May 24 | Electric Entertainment | 
| 10 | Labyrinth 2018 Re-release  | $993,336 | 685 | $558,857 | 56.3% | 576 | May 1 | May 3 | Fathom Events | 
| 11 | Like Arrows | $817,990 | 818 | - | - | - | May 1 | May 3 | Fathom Events | 
| 12 | Puffs: Filmed Live Off Broadway | $464,483 | 687 | $232,863 | 50.1% | 606 | May 9 | May 12 | Fathom Events | 
| 13 | Porco Rosso 2018 Re-release  | $443,059 | 755 | $156,270 | 35.3% | 734 | May 20 | May 23 | Fathom Events | 
| 14 | Sunset Boulevard 2018 Re-release  | $299,645 | 666 | $169,067 | 56.4% | 628 | May 13 | May 16 | Fathom Events | 
| 15 | The Boxcar Children - Surprise Island | $78,676 | 699 | - | - | - | May 8 | May 8 | Fathom Events | 
