S&P Global Ratings assigned its 'A-' long-term rating to Southern Illinois University Board of Trustees 's approximately $42.3 million series 2025A certificates of participation (COPs), issued for Southern Illinois University (SIU). At the same time, S&P Global Ratings affirmed its ?A-? long-term rating and underlying rating (SPUR) on SIU Board of Trustees' housing and auxiliary facilities system (HAFS) revenue bonds S&P Global Ratings also affirmed its ?A-? long-term rating on SIU's COPs outstanding The outlook is stable. As of June 30, 2024, total debt outstanding equaled $213.6 million, including $125.5 in HAFS revenue bonds, $21.6 million in COPs, and $66.6 million in lease, software, and financed purchase obligations. SIU issues debt under HAFS and COPs security pledges, both of which