Cabot Microelectronics Corporation to Present at the 18th Annual B. Riley & Co. Investor Conference

Aurora, IL, May 16, 2017 -- Cabot Microelectronics Corporation (Nasdaq: CCMP), the world’s leading supplier of chemical mechanical planarization (CMP) slurries and second largest CMP pad supplier to the semiconductor industry, announced today that it is scheduled to present at the 18^th Annual B. Riley & Co. Investor Conference at 9:00 a.m. Pacific Time on Thursday, May 25, 2017 in Santa Monica, CA. Forward looking and other material information may be discussed during the presentation. A live webcast and replay of the presentation will be available in the Investor Relations section of the company’s website at ir.cabotcmp.com. For more information, or to arrange a meeting with management, please contact your B. Riley representative, or Trisha Tuntland of Cabot Microelectronics at [email protected].

ABOUT CABOT MICROELECTRONICS CORPORATION
Cabot Microelectronics Corporation, headquartered in Aurora, Illinois, is the world's leading supplier of CMP polishing slurries and second largest CMP pad supplier to the semiconductor industry. The company’s products play a critical role in the production of advanced semiconductor devices, helping to enable the manufacture of smaller, faster and more complex devices by its customers. The company's mission is to create value by delivering high-performing and innovative solutions that solve its customers’ challenges. The company has approximately 1,125 employees on a global basis. For more information about Cabot Microelectronics Corporation, visit www.cabotcmp.com or contact Trisha Tuntland, Director of Investor Relations at 630-499-2600.

Trisha Tuntland
Director of Investor Relations
Cabot Microelectronics Corporation
(630) 499-2600