History of the IMDb Top 250 - 2021
| Snapshot date | New entries | Changes |
|---|---|---|
| 30 August 2021 | 0 | 42 |
| 31 August 2021 | 0 | 32 |
| 1 September 2021 | 0 | 25 |
| 2 September 2021 | 0 | 22 |
| 3 September 2021 | 0 | 39 |
| 4 September 2021 | 0 | 23 |
| 5 September 2021 | 0 | 28 |
| 6 September 2021 | 0 | 27 |
| 7 September 2021 | 1 | 153 |
| 8 September 2021 | 0 | 22 |
| 9 September 2021 | 0 | 19 |
| 10 September 2021 | 0 | 29 |
| 11 September 2021 | 0 | 38 |
| 12 September 2021 | 0 | 73 |
| 13 September 2021 | 0 | 35 |
| 14 September 2021 | 0 | 43 |
| 15 September 2021 | 0 | 22 |
| 16 September 2021 | 0 | 43 |
| 17 September 2021 | 0 | 27 |
| 18 September 2021 | 0 | 36 |