St. Louis City Soccer Club (Major League Soccer): every transfer in and out, fees paid and earned, squad market value, €22m spent and €10m earned. Tracked squad: ACTUAL Value €22m vs €39m market value. Valued as of 2026-08-26.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-13 | Tahir Reid-Brown | Orlando City Soccer Club | St. Louis City Soccer Club | €130k |
| 2026-08-11 | Marcel Hartel | St. Louis City Soccer Club | Hannover 96 | €800k |
| 2026-07-28 | Carlo Holse | Samsunspor | St. Louis City Soccer Club | €5.2m |
| 2026-07-21 | Alexandru Mățan | Panaitolikos | St. Louis City Soccer Club | Free |
| 2026-07-15 | Jake Girdwood-Reich | St. Louis City Soccer Club | Motherwell FC | €600k |
| 2026-06-05 | Joshua Yaro | St. Louis CITY | AC Boise | Loan |
| 2026-02-24 | Sergio Córdova | Young Boys | St. Louis CITY | Loan |
| 2026-02-10 | Lukas MacNaughton | D.C. United | St. Louis CITY | Free |
| 2026-02-03 | Jayden Reid | St. Louis CITY | Kansas City | Free |
| 2026-01-30 | Dante Polvara | Aberdeen FC | St. Louis CITY | €200k |
| 2026-01-29 | Mamadou Mbacke | Barça Atlètic | St. Louis CITY | Free |
| 2026-01-29 | Mamadou Fall | FC Barcelona | St. Louis City Soccer Club | Free |
| 2026-01-29 | Henry Kessler | St. Louis CITY | Charlotte | Free |
| 2026-01-29 | Rasmus Alm | St. Louis CITY | Örgryte | Free |
| 2026-01-29 | Henry Kessler | St. Louis City Soccer Club | Charlotte | Free |
| 2026-01-27 | Rafael Santos | Colorado | St. Louis CITY | Free |
| 2026-01-27 | João Klauss | St. Louis CITY | LA Galaxy | €2m |
| 2026-01-27 | João Klauss | St. Louis City Soccer Club | LA Galaxy | €2m |
| 2026-01-26 | Conrad Wallem | Slavia Praha | St. Louis CITY | €2m |
| 2026-01-13 | Daniel Edelman | New York | St. Louis CITY | €600k |