| august 18 2023 |  A. Quan |  FC Kosmos |  Djibouti huai an | RSD43 526 973 |
| july 26 2023 |  V. Stenerud | FC Kosmos |  Los Tero Tero | RSD27 071 065 |
| july 24 2023 |  G. Bahai | FC Kosmos |  Ajman | RSD35 853 969 |
| july 1 2023 | A. Ilves | FC Kosmos |  Gunners (On loan) | (RSD2 707 560) |
| july 1 2023 |  P. Nikitović |  FC OLIMPIJA® | FC Kosmos | RSD160 000 001 |
| june 30 2023 | R. Jaanson | FC Kosmos |  Crown of Asia (On loan) | (RSD4 019 390) |
| june 29 2023 | A. Peterson | FC Kosmos |  Canvey Island FC | RSD42 766 369 |
| may 11 2023 | I. Toomväli | FC Kosmos |  Cabo City (On loan) | (RSD1 403 286) |
| may 11 2023 |  I. Cordobes | Athletic Club The Killing | FC Kosmos | RSD879 002 |
| may 11 2023 | R. Schanz | 球星孵化器007 | FC Kosmos | RSD1 848 001 |
| may 10 2023 | R. Jaanson | FC Kosmos |  FC Berceni (On loan) | (RSD5 747 042) |
| may 8 2023 |  G. Mirani | FC Kosmos |  Sekondi | RSD25 474 608 |
| may 5 2023 | T. Ormus | FC Kosmos | None | RSD22 901 932 |
| may 4 2023 | H. Tüür | FC Kosmos |  Pisa Sporting Club | RSD275 625 030 |
| april 14 2023 | V. Bobrov | FC Kosmos | Canvey Island FC | RSD80 617 844 |
| march 21 2023 | I. Guitart | FC Kosmos |  Estudiantes del Mundo (On loan) | (RSD4 150 724) |
| march 19 2023 | R. Hanson | FC Kosmos |  FC Newport #2 (On loan) | (RSD5 184 954) |
| march 16 2023 | R. El Sayed | FC Kosmos |  Minipol Békés | RSD128 000 001 |
| march 13 2023 |  D. Gupte | FC Kosmos |  Olympic Massilia | RSD258 933 425 |
| march 13 2023 |  F. Maghdas | Sunny Delight | FC Kosmos | RSD1 310 180 |
| march 13 2023 |  A. Sabrosa | Sunny Delight | FC Kosmos | RSD1 387 500 |
| january 30 2023 | A. Gérmanovich | FC Kosmos |  Doutrinador | RSD48 489 941 |
| january 28 2023 | I. Guitart | FC Kosmos | São Caetano (On loan) | (RSD2 876 009) |
| january 25 2023 | R. Hanson | FC Kosmos | FC Star86 (On loan) | (RSD3 979 864) |
| december 4 2022 | V. Bobrov | FC Kosmos | FC Montreal (On loan) | (RSD5 095 156) |
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