As further described in the election materials and in the parties' joint proxy statement/prospectus, dated May 29, 2026, each TopBuild stockholder may elect to receive, for each share of TopBuild common stock held prior to the closing of the Mergers, either (i) $505.00 in cash (the "cash consideration") or (ii) 20.200 shares of QXO common stock (the "stock consideration"), in each case, subject to the election and proration procedures set forth in the merger agreement and the joint proxy statement/prospectus.

TopBuild stockholders who fail to make a proper election by the Election Deadline will receive stock consideration for their shares of TopBuild common stock. TopBuild stockholders who otherwise would have received a fractional share of QXO common stock will receive cash in lieu of such fractional share.

TopBuild stockholders of record wishing to make an election must deliver properly completed election materials to Equiniti Trust Company, LLC by the Election Deadline. Additional information about the election, deadlines and contacts can be found in materials sent to TopBuild stockholders beginning on June 4, 2026.