Recent Securities Litigations

Mammoth Energy Services Inc. Common Stock (NASDAQ: TUSK)

Company Name:Mammoth Energy Services Inc. Common Stock
Stock Symbol:NASDAQ: TUSK
Class Period Start:10/19/2017
Class Period End (inclusive):06/05/2019

According to the Complaint, Mammoth Energy Services Inc. purports to operate as an oilfield service company operating in three segments: Infrastructure Services, Pressure Pumping Services, and Natural Sand Proppant
Services.

The Complaint alleges that Defendants throughout the Class Period made false and/or misleading statements and/or failed to disclose that: (1) Mammoth's subsidiary, Cobra, improperly obtained two infrastructure contracts with PREPA that totaled over $1.8 billion; (2) specifically, the contracts were awarded as the result of improper steering and not a competitive RFP process; and (3) as a result, Defendants' statements about Mammoth's business, operations and prospects were materially false and misleading and/or lacked a reasonable basis at all relevant times.