Atlas Venture Opportunity Fund I, L.P. Sells Disc Medicine, Inc. Common Stock

Atlas Venture Opportunity Fund I, L.P. has filed a Form 144 with the SEC, indicating its intention to sell 1,425 shares of Disc Medicine, Inc. Common Stock. The shares were acquired on May 1, 2020, through a private placement. The filing also details significant sales of Disc Medicine, Inc. Common Stock by Atlas Venture Opportunity Fund I, L.P. and Atlas Venture Fund X, L.P. over the past three months, totaling millions of dollars. The sales were executed through Merrill Lynch on the Nasdaq exchange. The aggregate market value of the shares to be sold is approximately $109,696.50. The notice was signed by Ommer Chohan on October 16, 2025.