History of the IMDb Top 250 - 2021
| Snapshot date | New entries | Changes |
|---|---|---|
| 30 August 2021 | 0 | 14 |
| 31 August 2021 | 1 | 10 |
| 1 September 2021 | 1 | 18 |
| 2 September 2021 | 0 | 12 |
| 3 September 2021 | 0 | 14 |
| 4 September 2021 | 1 | 15 |
| 5 September 2021 | 1 | 6 |
| 6 September 2021 | 0 | 9 |
| 7 September 2021 | 1 | 6 |
| 8 September 2021 | 1 | 6 |
| 9 September 2021 | 1 | 14 |
| 10 September 2021 | 1 | 4 |
| 11 September 2021 | 0 | 8 |
| 12 September 2021 | 1 | 34 |
| 13 September 2021 | 0 | 9 |
| 14 September 2021 | 0 | 12 |
| 15 September 2021 | 0 | 12 |
| 16 September 2021 | 0 | 17 |
| 17 September 2021 | 0 | 16 |
| 18 September 2021 | 0 | 12 |