U.S. Silica Announces Timing of Earnings Release and Investor Call

KATY, Texas, April 13, 2021 /PRNewswire/ -- U.S. Silica Holdings, Inc. (NYSE: SLCA) announced today that it will release its first quarter 2021 financial results before the New York Stock Exchange opens on Friday, April 30, 2021.

Conference Call

This release will be followed by a conference call for investors on Friday, April 30, 2021 at 7:30 a.m. Central Time to discuss the results. Hosting the call will be Bryan Shinn, President and Chief Executive Officer, and Don Merril, Executive Vice President and Chief Financial Officer. Investors are invited to listen to a live webcast of the conference call by visiting the "Investor Resources" section of the Company's website at www.ussilica.com. The webcast will be archived for one year. The call can also be accessed live over the telephone by dialing (877) 869-3847 or for international callers, (201) 689-8261. A replay will be available shortly after the call and can be accessed by dialing (877) 660-6853 or for international callers, (201) 612-7415. The conference ID for the replay is 13718876. The replay will be available through May 30, 2021.

About U.S. Silica

U.S. Silica Holdings, Inc. is a global performance materials company and last-mile logistics provider and is a member of the Russell 2000 Index. The Company is a leading producer of commercial silica used in a wide range of industrial applications and in the oil and gas industry. Over its 121-year history, U.S. Silica has developed core competencies in mining, processing, logistics and materials science that enable it to produce and cost-effectively deliver over 400 diversified product types to customers across its multiple end markets. U.S. Silica's wholly owned subsidiaries include EP Minerals and SandBox Logistics™. EP Minerals is an industry leader in the production of products derived from diatomaceous earth, perlite, engineered clays, and non-activated clays. SandBox Logistics™ is a state-of-the-art leader in proppant storage, handling and well-site delivery, dedicated to making proppant logistics cleaner, safer and more efficient. The Company currently operates 24 mines and production facilities. The Company is headquartered in Katy, Texas.

Investor Contact:
Donald A. Merril
EVP and Chief Financial Officer
(301) 682-0302
merril@ussilica.com

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SOURCE U.S. Silica Holdings, Inc.