Charlton Athletic summer transfers and net spend: Every confirmed signing and sale for Nathan Jones' side in 2026 window

Charlton Athletic avoided relegation in their first season back in the Championship in 2025-26, finishing six points above the bottom four teams. 

The Addicks are yet to bolster their squad ahead of the 2026-27 season, while Terry Taylor and Luke Berry have been released.

Here, Sports Mole rounds up all of Charlton Athletic's confirmed ins and outs during the 2026 summer transfer window, as well as looking at their net spend and latest transfer rumours.

Charlton Athletic confirmed transfers in: Summer 2026

Ivan Mesik (CB | Undisclosed from Heracles Almelo)

Billy Koumetio (CB | Undisclosed from Dundee)

Karlan Grant (CF | Free from West Bromwich Albion)

Danny McNamara (RB | Free from Millwall)

Millenic Alli (LW | Undisclosed from Luton Town)

Nathaniel Chalobah (CM | Free transfer from Sheffield Wednesday)

Timothy Ouma (DM | Undisclosed from Slavia Prague)

Charlton Athletic confirmed transfers out: Summer 2026

Terry Taylor (CM | Free transfer to Stevenage)

Luke Berry (CM | Free transfer)

Macaulay Gillesphey (CB | Undisclosed to Bradford City)

Ty Ewens-Findlay (CB | Loan to Crawley Town)

Karoy Anderson (CM | Undisclosed to Blackpool)

Alex Mitchell (CB | Undisclosed to Plymouth Argyle)

Kaheim Dixon (CF | Undisclosed to Novi Pazar)

Keenan Gough (CB | Loan to Bristol Rovers)

Tanto Olaofe (CF | Loan to Lincoln City)

Charlton Athletic net spend: Summer 2026

Charlton Athletic total spend summer 2026: £0

Charlton Athletic total income summer 2026: £0

Charlton Athletic net spend summer 2026: £0

When does the 2026 summer transfer window open and close?

The January transfer window opened on Thursday, January 1 for all English and Scottish clubs, and ran through to the first weekday of February.

That meant that deadline day for the 2026 January transfer window fell on Monday, February 2, with the window closing at 7pm GMT.