Form 4 Filing for Disc Medicine, Inc.

Jean M. Franchi, Chief Financial Officer of Disc Medicine, Inc., reported the sale of securities on April 13 and 14, 2026. The transactions were executed under a Rule 10b5-1 trading plan. On April 13, 400 shares of Common Stock were sold at an average price of $69.00 per share, resulting in 70,590 shares remaining. On April 14, an additional 6,257 shares of Common Stock were sold at a weighted average price of $69.24 per share (ranging from $69.07 to $69.43), leaving 64,333 shares. The reporting person is required to provide further details on the specific prices of the shares sold in the second transaction upon request.