Domestic Box Office Results for 2021 Week 9 (3-Day Feb 26 - Feb 28)
| Rank | Title | Rating | Distributor | Total Weekend | +-LW | Locations | +-LW | Avg. Per Location | Total To-Date | Weeks |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | The Super Mario Galaxy Movie | PG | Universal Pictures | $425,500,825 | 3.2% | 3,120 | 11 | $136,378 | $425,500,825 | 1 |
| 2 | Avatar: Fire and Ash | PG-13 | 20th Century Studios | $404,340,010 | 7.2% | 3,282 | 24 | $123,199 | $404,340,010 | 1 |
| 3 | Project Hail Mary | PG-13 | Amazon Studios | $341,121,909 | -20.9% | 1,833 | -70 | $186,100 | $341,121,909 | 1 |
| 4 | Michael | PG-13 | Lionsgate | $326,359,112 | 28.9% | 4,286 | 96 | $76,145 | $326,359,112 | 1 |
| 5 | The Devil Wears Prada 2 | PG-13 | Walt Disney Studios Motion Pictures | $202,443,724 | -12.4% | 2,181 | -41 | $92,822 | $202,443,724 | 1 |
| 6 | Hoppers | PG | Walt Disney Studios Motion Pictures | $165,953,089 | -15.9% | 1,966 | -53 | $84,412 | $165,953,089 | 1 |
| 7 | The Housemaid | R | Lionsgate | $126,432,462 | 12.8% | 3,359 | 43 | $37,640 | $126,432,462 | 1 |
| 8 | Scream 7 | NR | Paramount | $121,935,967 | -5.8% | 2,391 | -19 | $50,998 | $121,935,967 | 1 |
| 9 | Star Wars: The Mandalorian and Grogu | PG-13 | Walt Disney Studios Motion Pictures | $108,823,848 | 27.2% | 3,999 | 91 | $27,213 | $108,823,848 | 1 |
| 10 | GOAT | PG | Sony Pictures Releasing | $103,316,898 | -22.4% | 1,480 | -75 | $69,809 | $103,316,898 | 1 |
| 11 | Marty Supreme | R | A24 | $96,040,064 | 27.2% | 3,919 | 91 | $24,506 | $96,040,064 | 1 |
| 12 | Wuthering Heights | R | Warner Bros Pictures | $84,001,072 | -29.8% | 1,032 | -99 | $81,396 | $84,001,072 | 1 |
| 13 | David | PG | Angel Studios | $80,382,774 | -7.9% | 2,084 | -26 | $38,571 | $80,382,774 | 1 |
| 14 | Mortal Kombat II | R | Warner Bros Pictures | $75,426,256 | 9.6% | 2,919 | 32 | $25,840 | $75,426,256 | 1 |
| 15 | Obsession | R | Focus Features | $73,524,085 | 10.9% | 2,944 | 36 | $24,974 | $73,524,085 | 1 |
| 16 | The SpongeBob Movie: Search for SquarePants | PG | Paramount Pictures International | $71,068,170 | 29.8% | 3,851 | 99 | $18,454 | $71,068,170 | 1 |
| 17 | Anaconda | PG-13 | Sony Pictures Releasing | $65,098,148 | -16.5% | 1,496 | -55 | $43,515 | $65,098,148 | 1 |
| 18 | Send Help | R | Walt Disney Studios Motion Pictures | $64,734,795 | 21.8% | 3,370 | 73 | $19,209 | $64,734,795 | 1 |
| 19 | The Sheep Detectives | PG | Amazon Studios | $49,157,055 | 0.9% | 2,285 | 3 | $21,513 | $49,157,055 | 1 |
| 20 | Reminders of Him | PG-13 | Universal Pictures | $48,559,430 | -21.9% | 1,103 | -73 | $44,025 | $48,559,430 | 1 |
| 21 | The Drama | NR | A24 | $48,062,006 | 1.6% | 2,242 | 5 | $21,437 | $48,062,006 | 1 |
| 22 | Song Sung Blue | PG-13 | Focus Features | $39,185,290 | - | 2,122 | - | $18,466 | $39,185,290 | 1 |
| 23 | Crime 101 | R | Amazon Studios | $36,588,336 | -22.1% | 976 | -74 | $37,488 | $36,588,336 | 1 |
| 24 | Iron Lung | R | Independent | $34,960,000 | 12.7% | 2,674 | 42 | $13,074 | $34,960,000 | 1 |
| 25 | Lee Cronin's The Mummy | NR | Warner Bros Pictures | $28,717,189 | 7.4% | 2,369 | 25 | $12,122 | $28,717,189 | 1 |