CXH vs SOTK Comparison

Mfs Investment Grade Municipal Trust is a United States-based diversified closed-end management investment company. Its investment objective is to seek high current income exempt from federal income tax, but may also consider capital appreciation. The fund invests a majority of its net assets, including assets attributable to preferred shares and borrowing for investment purposes, in tax-exempt bonds and tax-exempt notes.

Sono-Tek Corp designs and manufactures ultrasonic coating systems that apply precise, thin film coatings to a multitude of products for the microelectronics/electronics, alternative energy, medical, and industrial markets, including specialized glass applications in construction and automotive. It sells products to emerging research and development and other markets. Its ultrasonic nozzle systems use high-frequency, ultrasonic vibrations that atomize liquids into minute drops that can be applied to surfaces at low velocity providing thin layers of protective materials over a surface such as glass or metals.