Natural Gas Services Group, Inc. closed its acquisition of Flatrock Compression Holdings LLC on June 12, 2026, for approximately $119 million in consideration consisting of roughly $109 million in cash and unregistered shares of common stock valued at $10 million. The transaction was funded through borrowings under the company's credit facility, which also included approximately $45.7 million to settle Flatrock’s outstanding debt obligations concurrently with closing. This filing serves as an amendment to provide the required audited financial statements for Flatrock for the year ended December 31, 2025, and unaudited condensed financials for the three months ended March 31, 2026, alongside pro forma combined financial information. Natural Gas Services Group operates in the oil and gas services industry, providing compression equipment rental and maintenance.