S&P Global Ratings assigned its ?AAA? rating to Massachusetts Institute of Technology ?s (MIT) $750 million taxable series Q bonds. At the same time, S&P Global Ratings affirmed its 'AAA' and 'AAA/A-1+' ratings on MIT?s debt outstanding, some of which is issued by MIT or by the Massachusetts Development Finance Agency (formerly known as the Massachusetts Health and Educational Facilities Authority). The outlook, where applicable, is stable. NEW YORK (S&P Global Ratings) May 2, 2025--S&P Global Ratings today took the rating actions listed above. Overall, environmental, social, and governance (ESG) factors are neutral in our analysis. However, data from S&P Global Sustainable1 indicates that entities in Middlesex County face comparatively elevated exposure to severe river flooding over the long term,