History of the IMDb Top 250 - 2021
| Snapshot date | New entries | Changes |
|---|---|---|
| 9 October 2021 | 0 | 33 |
| 10 October 2021 | 0 | 22 |
| 11 October 2021 | 0 | 27 |
| 12 October 2021 | 0 | 20 |
| 13 October 2021 | 0 | 45 |
| 14 October 2021 | 1 | 37 |
| 15 October 2021 | 1 | 39 |
| 16 October 2021 | 0 | 44 |
| 17 October 2021 | 0 | 52 |
| 18 October 2021 | 0 | 45 |
| 19 October 2021 | 0 | 45 |
| 20 October 2021 | 0 | 38 |
| 21 October 2021 | 0 | 23 |
| 22 October 2021 | 1 | 54 |
| 23 October 2021 | 0 | 41 |
| 24 October 2021 | 0 | 28 |
| 25 October 2021 | 0 | 36 |
| 26 October 2021 | 1 | 43 |
| 27 October 2021 | 2 | 45 |
| 28 October 2021 | 0 | 36 |
| 29 October 2021 | 0 | 52 |
| 30 October 2021 | 0 | 47 |
| 31 October 2021 | 0 | 25 |
| 1 November 2021 | 0 | 29 |
| 2 November 2021 | 1 | 74 |
| 3 November 2021 | 0 | 16 |
| 4 November 2021 | 0 | 22 |
| 5 November 2021 | 0 | 41 |
| 6 November 2021 | 0 | 18 |
| 7 November 2021 | 0 | 25 |
| 8 November 2021 | 0 | 23 |
| 9 November 2021 | 0 | 24 |
| 10 November 2021 | 0 | 29 |
| 11 November 2021 | 0 | 31 |
| 12 November 2021 | 0 | 20 |
| 13 November 2021 | 1 | 217 |
| 14 November 2021 | 1 | 23 |
| 15 November 2021 | 1 | 30 |
| 16 November 2021 | 0 | 33 |
| 17 November 2021 | 2 | 30 |