Antonio R. Alvarez's Stock Transactions in FTC Solar, Inc.

On August 5, 2025, Antonio R. Alvarez, a director of FTC Solar, Inc., acquired shares of common stock through two separate transactions. The first transaction involved 13,576 restricted stock units (RSUs) granted under the company's 2021 Stock Incentive Plan, which will vest in three equal annual installments on the first three anniversaries of the grant date, contingent on Alvarez's continued service on the board. The second transaction involved 7,707 RSUs, also granted under the same plan, which will vest on the earlier of the one-year anniversary of the grant or the company's 2026 shareholder meeting, again subject to Alvarez's continued service. Following these transactions, Alvarez's total ownership in FTC Solar, Inc. increased to 46,283 shares.