8/11 UPDATE:
The Cubs released OF Gilberto Celestino.
8/9 UPDATE:
The Cubs signed free-agent RHRP Josh Staumont to a minor league contract.
Because he has Article XIX-A rights (meaning he has accrued at least five years of MLB Service Time), Staumont cannot be sent to the minors (optioned or outrighted) without his consent if he is added to to the 40 at some point in 2024.
8/8 UPDATE:
The Cubs signed free-agent LHRP Lucas Luetge to a minor league contract, and released RHSP Dan Straily, RHSP Kyle McGowin, LHRP Dalton Moats, LHSP Alex Troop, C-1B Wally Soto, and C-OF Frank Hernandez.