The Trail Blazers waived Graham on Thursday.
The Trail Blazers signed Graham to a one-year deal Tuesday, Adrian Wojnarowski of ESPN reports.
The Spurs are trading Graham and a second-round pick to the Hornets on Saturday, but he is expected to be waived and become a free agent, Adrian Wojnarowski of ESPN reports.
Graham (illness) will be available for Sunday's game against Boston.
Graham (illness) is probable for Sunday's game against Boston, Paul Garcia of ProjectSpurs.com reports.
Graham (illness), who has been ruled out for Thursday's game against the Trail Blazers, will remain sidelined for Friday's matchup in Portland, Jeff McDonald of the San Antonio Express-News reports.
Graham ended Tuesday's 123-87 loss to Oklahoma City with four points (1-3 FG, 0-2 3Pt, 2-3 FT), one rebound and seven assists across 17 minutes.
Graham registered two points (0-2 FG, 0-1 3Pt, 2-2 FT), one rebound, one assist, one block and two steals across 12 minutes during Monday's 152-111 loss to the Pacers.
The NBA has suspended Graham for two games without pay for pleading guilty to a charge of impaired driving.
Graham (groin) has been ruled out for Sunday's game against the Mavericks, Jeff Garcia of KENS 5 San Antonio reports.