U.S. Well Services Holdings, LLC (CIK 0001670349) filed an 8-K with the SEC on November 7, 2022, under accession number 0001193125-22-279233. The entity operates within the oilfield services sector, with a focus on hydraulic fracturing services for upstream energy producers. U.S. Well Services entered the public markets through a SPAC merger with Matlin & Partners Acquisition Corporation in 2018, with the Holdings LLC serving as the underlying operating and holding structure. By the time of the November 2022 filing, the company had entered into a definitive acquisition agreement with ProFrac Holding Corp., marking a significant change-of-control event for the business. The 8-K reflects activity tied to that transaction close period. Sign up for full data, filings history, and sponsor analytics on SpacDesk.