Wilks Farris bought ACDC

Footnotes

Shares of the Issuer's Class A common stock were acquired by Wilks Brothers, LLC, a Texas limited Liability company ("Wilks Brothers") pursuant to the terms of the Shared Services Agreement, dated May 3, 2022, between Wilks Brothers and ProFrac Holdings II, LLC, an indirect wholly-owned subsidiary of the Issuer ("PFII"), as amended by a Letter Agreement dated June 30, 2025 (as amended, the "Services Agreement").; Under the Services Agreement, PFII was required to pay in arrears upon satisfaction of an approval condition, a quarterly services fee of $1,750,000 in shares of the Issuer's Class A Common Stock, until a specified liquidity condition is satisfied. The number of shares issued each quarter is determined by dividing the applicable services fee by the 10-day volume-weighted average price of the Issuer's Common Stock at the end of the quarter. With respect to the Q4 2025 issuance, the liquidity condition was satisfied during the quarter, resulting in a prorated services fee of $1,557,692.31 for the partial period.; Reflects shares of the Issuer's Class A common stock held directly by Wilks Brothers. Farris C. Wilks, as 50% owner and a Manager of Wilks Brothers, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by Wilks Brothers, and therefore may be deemed to beneficially own such shares.; Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of such person's respective pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that any such Reporting Person is the beneficial owner of any equity securities covered by this Form 4.