Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 10/2021 |  | Edílson Júnior | DF |  | Castanhal - PA | Castanhal |
| 10/2021 | | Diego Catanhede | FW |  | River - PI | Ríver |
| 10/2021 | | Davi | DF |  | Fluminense - PI | Fluminense |
| 10/2021 | | Gustavo | DF | | Fluminense - PI | Fluminense |
| 10/2021 | | Jhonathan | DF | | Fluminense - PI | Fluminense |
| 10/2021 | | José Ramon | DF | |||
| 10/2021 | | Gabriel Vieira | MF | |||
| 10/2021 | | Kaka | MF | |||
| 10/2021 | | Manoel Lemos | MF | |||
| 10/2021 | | Thiago | MF | | Fluminense - PI | Fluminense |
| 10/2021 | | Tio Pity | MF | | Fluminense - PI | Fluminense |
| 10/2021 | | Alfredo | FW | | Fluminense - PI | Fluminense |
| 10/2021 | | Esmael Oliveira | FW | |||
| 10/2021 | | Flavio Gabriel | FW | |||
| 10/2021 | | Gabriel Felipe | FW | |||
| 10/2021 | | Guilherme Macedo | FW | |||
| 10/2021 | | Pedro Henrique | FW | |||
| 10/2021 | | Wyldson | FW | | Fluminense - PI | Fluminense |
| 09/2021 | | Gustavo | FW |  | Sport Recife - PE U17 | U17 |
| 03/2021 | | Cabeça | MF | | Fluminense - PI | Fluminense |
| 03/2021 | | Isaac | MF | | Fluminense - PI | Fluminense |
| 03/2021 | | João Victor | MF | |||
| 03/2021 | | Felipe | FW | | Fluminense - PI | Fluminense |
| 02/2021 | | Mauricio | MF | | Fluminense - PI | Fluminense |
| 02/2021 | | João Pedro | MF |  | River - PI U17 | U17 |
| 01/2021 |  | John Batista | DF | |||
| 01/2021 | | Yan | MF | |||
| 01/2021 | | Guilherme | FW | |||
| 01/2021 | | Ruan | FW |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 11/2021 | | Cabeça | MF | | River - PI | Ríver |
| 10/2021 | | Guilherme | FW |  | SERC - MS | SERC |
| 10/2021 | | João Victor | MF |  | Bangu - RJ | Bangu |
| 09/2021 | | Felipe | FW | | Fluminense - PI | Fluminense |
| 07/2021 | | Jefferson | FW |  | Timon - PI | Timon |
| 06/2021 | | Rai | FW |  | Bahia - BA U20 | U20 |