S&P Global Ratings assigned its 'AA/A-1' and 'AA' ratings to Mesirow Financial Inc.'s tender-option bond series 2016-XM0231 trust puttable floating-rate receipts (floaters) and inverse floating-rate receipts (residuals), respectively, related to Yosemite Community College District, Calif.'s series 2008C election of 2004 general obligation (GO) bonds. In addition, S&P Global Ratings assigned its 'AAA/A-1' and 'AAA' ratings to Mesirow's tender-option bond series 2016-XM0232 trust floaters and residuals, respectively, related to Massachusetts Institute of Technology's (Massachusetts Development Finance Agency) series K revenue bonds. Finally, S&P Global Ratings assigned its 'AA+/A-1' and 'AA+' ratings to Mesirow's tender-option bond series 2016-XM0225 trust floaters and residuals, respectively, related to University Hospitals Health System Inc., Ohio's (Ohio Higher Education Facilities Commission) hospital revenue bonds. The long-term component