Tranche Update on Loma Negra Compañía Industrial Argentina Sociedad Anónima's Equity Buyback Plan announced on October 4, 2022.

From October 3, 2022 to December 31, 2022, the company has repurchased 1,814,174 shares, representing 1.55% for ARS 1,905.62 million. With this, the company has completed the repurchase of 1,814,174 shares, representing 1.55% for ARS 1,905.62 million under the buyback announced on October 4, 2022.