History of the IMDb Top 250 - 2021
| Snapshot date | New entries | Changes |
|---|---|---|
| 9 October 2021 | 1 | 6 |
| 10 October 2021 | 0 | 4 |
| 11 October 2021 | 1 | 8 |
| 12 October 2021 | 0 | 6 |
| 13 October 2021 | 0 | 10 |
| 14 October 2021 | 1 | 8 |
| 15 October 2021 | 0 | 20 |
| 16 October 2021 | 1 | 10 |
| 17 October 2021 | 1 | 10 |
| 18 October 2021 | 1 | 22 |
| 19 October 2021 | 1 | 15 |
| 20 October 2021 | 1 | 15 |
| 21 October 2021 | 0 | 15 |
| 22 October 2021 | 0 | 12 |
| 23 October 2021 | 0 | 15 |
| 24 October 2021 | 1 | 6 |
| 25 October 2021 | 1 | 16 |
| 26 October 2021 | 1 | 14 |
| 27 October 2021 | 1 | 14 |
| 28 October 2021 | 0 | 4 |