[6] The following day, 20 June, Motherwell announced the signing of Alex Rodriguez on an initial one-year contract,[7] whilst Ross MacLean moved to Greenock Morton on a season-long loan deal.

[17] On 1 January 2019, Barry Maguire joined Queen of the South on loan for the remainder of the season, whilst Jason Krones and Jordan Armstrong left the club after the expiration of their contracts.

[22] On 30 January 2019, David Turnbull signed a new contract until the summer of 2021,[23] whilst Aaron Taylor-Sinclair joined Crewe Alexandra on loan for the rest of the season.

[30] On 11 April, Motherwell signed a pre-contract agreement with Inverness Caledonian Thistle defender Declan Gallagher, on a contract that will run until the summer of 2021.

[31] 6 days later, 17 April, Motherwell signed another pre-contract agreement with an Inverness Caledonian Thistle player, with Liam Polworth agreeing to a contract that will also run until the summer of 2021.

[33] On 15 May, Motherwell confirmed that Shea Gordon would leave the club when his contract expired at the end of the season, and would sign a permanent deal with Partick Thistle where he had been on a season-long loan.

[35] At the same time, Motherwell also confirmed that youngsters Shaun Bowers, Akeal Rehman, Shea Gordon, Liam Brown, Kyle MacDonald, Broque Watson and Neil McLaughlin would also be leaving the club.